Manuale d’uso / di manutenzione del prodotto UPSD3212CV del fabbricante ST & T
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1/163 December 2004 uPSD 321 2A, uPS D321 2C uPSD 3212C V Flas h Progr amm able Syste m Device s with 80 32 MC U with US B an d P rog ram m ab le Lo gic FEA TUR ES SU MM ARY ■ FA S T 8-BIT 8032 M CU – 40MHz at 5.
uPSD3212A, uPSD 3212C , uPSD3212CV 2/163 Table 1. Device S u mmary Par t N u m be r Max Clo c k (MHz) 1st Flash (bytes) 2nd Flash (bytes) SRAM (bytes) GP IO US B 8032 Bus V CC (V) Pkg . T em p. uPSD321 2C-40T6 40 64K 16K 2K 37 No No 4.5-5.5 TQFP52 –40°C to 85°C uPSD3 212CV -24T6 24 64K 16K 2K 37 No No 3.
3/163 uPSD3212A, uPSD 3212C , uPSD3212CV T ABLE O F CO NTENTS FEAT UR ES SU M MARY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 SU MM ARY DESCRIP TION . . . . . . . . . . .
uPSD3212A, uPSD 3212C , uPSD3212CV 4/163 Idle Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 9 Power -Down Mode . . . . . . . . . . . . . . . . . . . . . .
5/163 uPSD3212A, uPSD 3212C , uPSD3212CV In-Sy stem Pr ogrammin g (ISP ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 0 DE VELOPMENT SYST EM . . . . . . . . . . . . . . . . . . . . . . . . . . .
uPSD3212A, uPSD 3212C , uPSD3212CV 6/163 PSD Chip Sele c t In put ( CSI, PD2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 24 Input Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7/163 uPSD3212A, uPSD 3212C , uPSD3212CV S UM MA RY DESCR IPT IO N The uP S D3 21x Series com bi n es a fast 8051- based microcontroller with a flex i ble memory structure, programmable logic, and a rich p eri ph- eral mix including USB, to form an ideal embed ded controller.
uPSD3212A, uPSD 3212C , uPSD3212CV 8/163 Figu re 3. TQ FP52 C on ne ct i on s N ot e: 1. P ul l - up re sis tor re qu ir ed on pi n 5 ( 2 k Ω for 3V dev ices , 7. 5k Ω for 5V dev ices) . 39 P1.5/ADC1 38 P1.4/ADC0 37 P1.3/TXD1 36 P1.2/RXD1 35 P1.1/T2X 34 P1.
9/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 4. TQ FP80 C on ne ct i on s N ot e: 1. P ul l - up re sis tor re qu ir ed on pi n 8 ( 2 k Ω for 3V dev ices , 7. 5k Ω for 5V dev ices) . 2. N C = No t Co nn ec te d. 60 P1.5/ADC1 59 P1.4/ADC0 58 P1.
uPSD3212A, uPSD 3212C , uPSD3212CV 10/163 Table 2. 80-Pin Packag e Pin Description Po r t P i n Signal Name Pin N o. In/Out Functio n Basic Alte rnate AD0 36 I/O Exter nal Bus Multiplex ed Address/D a.
11/163 uPSD3212A, uPSD 3212C , uPSD3212CV P4.4 PWM1 25 I/O Gene r al I/O por t pin 8-bit Pulse Width Mo dulation output 1 P4.5 PWM2 23 I/O Gene r al I/O por t pin 8-bit Pulse Width Mo dulation output 2 P4.6 PWM3 19 I/O Gene r al I/O por t pin 8-bit Pulse Width Mo dulation output 3 P4.
uPSD3212A, uPSD 3212C , uPSD3212CV 12/163 52- PIN PACKA GE I /O PO RT The 52-pi n package m embers of the uPS D321x Devices ha v e the same port pins as t hose of the 80-pin package except : – P ort 0 (P 0.0-P0 .7, external address/data b us AD0-AD 7) – P ort 2 (P 2.
13/163 uPSD3212A, uPSD 3212C , uPSD3212CV ARC HITECT URE OVER VIEW M emor y Or gani zati on The u PSD321x Devices’s stan dard 8032 Core has separate 64KB address s paces for Program mem- ory and Data Mem ory . Program m em ory is where the 8032 execut es instructions from.
uPSD3212A, uPSD 3212C , uPSD3212CV 14/163 Registers The 8032 has s everal registers; these are the Pro- gram Counter (PC), Ac cum ul a t or (A), B Register (B), the S t a c k P oi nt er (SP), the Program Status Word (PSW), General purpose regist ers (R0 to R7), and DPTR (Data P ointer register).
15/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 9. P SW (Pro gram S t at us Wo rd) Regi s te r Progr am Me mory The program memory c onsists of two F lash mem- ory: 64K B yt e Main Flas h and 16KBy t e of Sec ond- ary Flash. The F lash memory can be ma pped to any address s pace as defined by t h e user in the PSDsoft Tool.
uPSD3212A, uPSD 3212C , uPSD3212CV 16/163 SF R The SFRs can only be addressed directly in the address range from 80h t o F F h. Tab le 15., page 28 gives a n overview of t he Special Function Registers. Sixteen address in the SFRs space are bot h-byte and bit-addressabl e.
17/163 uPSD3212A, uPSD 3212C , uPSD3212CV (3) Register ad dressing. The regi s t er banks, containing regist ers R0 through R7, can be ac- cessed by c ertain instructions whi ch c a r ry a 3-bi t register specif i cation wi thin the opc ode of the in- struction.
uPSD3212A, uPSD 3212C , uPSD3212CV 18/163 Tab le 4 . Ar it hm e t ic In st ru ct io ns Logical Instructio ns Table 5 ., page 19 shows list of uPSD321 x Devic- es logical instructions. The instructions that per- form Boolean o perations (AND, OR, Exclusive OR, NOT ) on bytes perform t he operat i on o n a bit- by-bit basis.
19/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 5. Logical Instruc tions Mnem onic Oper ation Addressing Modes Dir . Ind. Reg. Imm ANL A,<byte> A = A .A ND . <byte> X X X X ANL <byte>,A A = <byte> . AND . A X ANL <byte> ,#data A = <byte> .
uPSD3212A, uPSD 3212C , uPSD3212CV 20/163 Data Tran sfers Internal RAM . Tab le 6 shows the m enu of in- structions that are available for m oving data around within the internal memory spaces, and t he addressing modes that can be used with each one.
21/163 uPSD3212A, uPSD 3212C , uPSD3212CV First, pointers R1 and R0 are set up to point to the two byte s containing t he last four BCD digits. Then a loop i s executed whi c h leaves t he last byte, loca- tion 2EH, ho lding the l ast two dig its of t he shifted number.
uPSD3212A, uPSD 3212C , uPSD3212CV 22/163 Ext e rnal RAM. Tab le 10 shows a l ist of t he Data Transfer instructions that access ex ternal Data Memory. Only i ndirect addressing c a n be used. The choice i s whether t o use a one-byte ad dres s, @Ri, where Ri c a n be either R0 or R1 of the se- lected register bank, or a two-byte address, @DT P R .
23/163 uPSD3212A, uPSD 3212C , uPSD3212CV Boolean Instructions The uPSD32 1x Devices cont ain a comp let e Bool- ean (single-bit) proc ess o r . On e page of the inter- nal RAM conta ins 128 addressable bi t s, and the SFR space can s upport up to 128 ad dressable bits as well.
uPSD3212A, uPSD 3212C , uPSD3212CV 24/163 Jump Instr uctions Table 13 s hows the list of unconditional jump in- structions. The table lists a single “JMP add” in- struction, but in fact t here a re three S JMP , LJ M P, and AJMP, which differ in t he format of the desti- nation address.
25/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 14 sh ows the list of conditional jumps av ail- able to the uP S D321x Devices user. All of these jumps specify the des tination address by the rela- ti.
uPSD3212A, uPSD 3212C , uPSD3212CV 26/163 Figure 1 4. State Seq uence i n uPSD3 21x Devices Osc. (XTAL2) Read opcode Read next opcode Read next opcode and discard Read next opcode and discard Read 2nd.
27/163 uPSD3212A, uPSD 3212C , uPSD3212CV uPSD 3200 HARDWAR E DESCRIPTI ON The u PSD321x Devices has a m odular architec- ture with two m ain functional m od ules: the MC U Module and t he PSD M o dule. The MCU M odule consists of a st andard 80 32 c ore, peripheral s and other syst em support i ng f u n c tions.
uPSD3212A, uPSD 3212C , uPSD3212CV 28/163 MCU MO DULE DISC RIP TIO N This section provides a detail descript i on of the MCU Module system func t i ons and Peripherals, including: ■ Spe cial Functio.
29/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 16. List of all SFR SFR Addr Reg Nam e Bit Re gister Nam e Reset Va l u e Com me nt s 76 5 4 3 2 1 0 80 P0 FF Port 0 81 SP 07 Sta c k P tr 82 DPL 00 Dat.
uPSD3212A, uPSD 3212C , uPSD3212CV 30/163 A4 PWM2 00 PWM2 Outpu t Duty Cycle A5 PWM3 00 PWM3 Outpu t Duty Cycle A6 WDRST 00 Watch Dog Reset A7 IEA ES2 EI 2 C 00 Interr upt Enable (2nd) A8 IE E A - E T.
31/163 uPSD3212A, uPSD 3212C , uPSD3212CV D2 S2SET UP 00 I 2 C (S2) Setup D4 D5 D6 D7 D8 D9 DA DB DC S2CON CR 2 EN1 S T A ST O ADD R AA CR1 C R0 00 I 2 C B us Contro l Reg DD S2S T A G C Stop I ntr TX.
uPSD3212A, uPSD 3212C , uPSD3212CV 32/163 Table 17. PSD Module Register Address Offset CSIOP Addr Offset Regi ster N ame Bit R egist er Name Reset Va l u e Com ments 76 5 4 3 2 1 0 00 Dat a In (P ort A) Reads P or t pins as i nput 02 Con trol (P or t A) Co nfigure pin between I/O or Addres s Out Mod e .
33/163 uPSD3212A, uPSD 3212C , uPSD3212CV Note : (Re giste r addres s = c s iop addre ss + add ress offs et; wher e csiop a ddres s is define d by use r i n P SDsof t) * ind icate s bit is not used and need to set to '0.
uPSD3212A, uPSD 3212C , uPSD3212CV 34/163 INT ERRUPT SY STEM There are i nt errup t req uests from 10 sources as follows (see F igure 16., page 35 ). ■ IN T 0 Ex te rna l In ter rup t ■ 2nd USART .
35/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 16. I nte rru pt S ys tem AI07427b INT0 USART Timer 0 I2C INT1 Timer 1 2nd USART Timer 2 High Low Interrupt Polling Interrupt Sources IE / IP / IPA Priority Global Enable USB www.
uPSD3212A, uPSD 3212C , uPSD3212CV 36/163 USA R T In te rru pt – T he USART Interrupt is generated by RI (Receive Inter r upt) O R TI ( Tr ansmi t I nterr up t) . – W hen the USART Interrupt is generated, the correspon ding request flag must be cleared by the sof tware.
37/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 20. Description of the IE Bits. Table 21. Description of the IEA Bits Table 22. Description of the IP Bits Bit Sym bol Funct ion 7E A Disable all in ter.
uPSD3212A, uPSD 3212C , uPSD3212CV 38/163 Table 23. Description of the IPA Bits How Interr up ts are Handled The interrupt flags are sam pl e d at S5P2 of every mach ine cycl e .
39/163 uPSD3212A, uPSD 3212C , uPSD3212CV PO W E R- SA V ING MO DE Two software s el ectab le modes of reduced power consump tion are implemen ted (see Table 25 ). Id le M od e The following Functions are Switched Off. – C PU (Halted) The following F unction Remain Active During Idle Mod e.
uPSD3212A, uPSD 3212C , uPSD3212CV 40/163 Table 27. Description of the PCON Bits N ot e: 1. S ee t he T2 CO N regi ster f o r de ta i l s of th e f l a g de sc ri pti on I/O PO RTS ( MCU MO DUL E) The MCU Modul e has five ports: Port0, Port1, Port2, Port3 and Port 4.
41/163 uPSD3212A, uPSD 3212C , uPSD3212CV The followi n g SFR registers (Tables 29 , 30 , and 31 ) are us ed to control the mapping of alternat e functions onto the I/ O port bits. Port 1 alternate functions are c ontrolled using t he P1SFS r e gist er, except for T imer 2 and the 2nd UART whi c h are enabled by their configuration registers.
uPSD3212A, uPSD 3212C , uPSD3212CV 42/163 POR T Ty pe and De s cri pt i on Figure 17. PORT Type and Description (Part 1) AI07438 Symbol Circuit Description In / Out RESET I • Schmitt input with inte.
43/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 18. PORT Type and Description (Part 2) AI07428b Symbol Circuit Function In/ Out PORT1 <3:0>, PORT3, PORT4<7:3,1:0> PORT2 I/O PORT4.2 Bidirectional I/O port with internal pull-ups Schmitt input CMOS compatible interface Bidirectional I/O port with internal pul l-ups Schmitt input.
uPSD3212A, uPSD 3212C , uPSD3212CV 44/163 OSC ILLATOR The oscillator circuit of the uPSD321x De vices i s a single stag e in verting am plifier in a Pierce o scilla- tor configuration (see Figure 19 ). The circuitry be- tween XTA L1 and XTAL2 is bas ically an inverter biased to the transf er poi nt.
45/163 uPSD3212A, uPSD 3212C , uPSD3212CV SUP ERV ISOR Y There are four way s t o i nvoke a r e s et an d i nitialize the uPS D321x Devices. ■ Via the external RES ET pin ■ V ia th e i n te r n a l L VR B loc k. ■ Via Watch Dog timer ■ Via USB bus reset signal ling Th e R ESET m echanism is illustrated in Figure 20 .
uPSD3212A, uPSD 3212C , uPSD3212CV 46/163 WA TCH DOG TIMER The hardware Watchd og Ti m er (WDT ) reset s the uPSD321x Devices when it overflows. T he WDT is intended as a recovery method in situat i ons where the CPU may be subje c ted to a software upset.
47/163 uPSD3212A, uPSD 3212C , uPSD3212CV Watchdog r eset pulse w idth dep ends on the clock frequency . The reset peri od is T f OSC x 12 x 2 22 . The RESET p ulse width is Tf OSC x 12 x 2 15 . Figu re 21 . RE SET P ulse Width Table 34. W atchdog T i mer Clear Register (WDR ST: 0A6H) Table 35.
uPSD3212A, uPSD 3212C , uPSD3212CV 48/163 T IM ER/ COUN TERS (TI ME R 0, TIMER 1 AND TIM ER 2) The uPSD321x Dev ices has three 16-bit Timer/ Counter registers: T imer 0, Timer 1 and T imer 2. All of them can be configured to op erate either as timers or event counters and are compatible with standard 80 32 architecture.
49/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 39. Description of the TMOD Bits Bit Sym bol Time r Fu nction 7G a t e Timer 1 Gating co ntrol when set.
uPSD3212A, uPSD 3212C , uPSD3212CV 50/163 Mo de 0. Putting either Timer into Mo de 0 makes it look li ke an 8 048 Timer, wh ich is an 8-bit Counter with a d ivide-by-32 prescaler. Figure 22 sh o ws the Mode 0 operation as it ap pl i es to T imer 1. In this mode, the Timer register is c onfigured as a 13-bit register.
51/163 uPSD3212A, uPSD 3212C , uPSD3212CV Mo de 2. Mod e 2 conf igures the T imer register as an 8-bit Count er (TL1) with auto m atic rel oad, as shown in Figure 23 . Overflow from TL1 not only sets TF1, but also reloads TL1 with the contents of TH1, which is preset by soft w are.
uPSD3212A, uPSD 3212C , uPSD3212CV 52/163 Table 41. Timer/C oun ter 2 Oper ating Modes No t e : ↓ = fall i ng ed ge Table 42. D escription of the T2CON Bi ts Note : 1. T he R CLK1 and T C LK1 Bi ts i n th e PCO N Re giste r cont ro l UART 2, and hav e th e same f unct i on as RCLK and TCLK.
53/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 24. Ti m er 2 in Cap t ure M ode Figu re 25 . Tim er 2 in Aut o-R el oa d Mo de AI06625 f OSC TF2 Capture TR2 T2 pin Control TL2 (8 bits) TH2 (8 bits).
uPSD3212A, uPSD 3212C , uPSD3212CV 54/163 Mo de 3. Timer 1 in Mode 3 s i m ply holds i t s count. The effect is the same as setting TR1 = 0. Timer 0 in Mode 3 e s t ablishes TL0 and TH0 a s t wo separate count ers. The logi c for Mode 3 on Timer 0 is shown in Figure 26 .
55/163 uPSD3212A, uPSD 3212C , uPSD3212CV S TANDAR D SER IAL I NTERFA CE ( UART) The uPSD321x D evices provides two standard 8032 UART s eri al p ort s . The first port is connected to pin P3.0 (RX) and P3.1 (TX). The second port is connected t o pi n P1.
uPSD3212A, uPSD 3212C , uPSD3212CV 56/163 S eri al P ort Co nt rol R egi ster The serial port cont rol and status register is the Special Function Register S CON ( SCO N2 for the second port), shown in Figure 27 .
57/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 44. Description of the SCON Bits Bit Sym bol Funct ion 7 SM0 (S M1,SM 0)=(0,0): S hift Regist er . B aud rate = f OSC /12 (SM1,SM 0)=( 1,0): 8-bit UART . Bau d rate = variable (SM1,SM 0)=(0,1): 8 -bit UAR T .
uPSD3212A, uPSD 3212C , uPSD3212CV 58/163 Baud Ra t e s. The baud rate in Mode 0 is fixed: Mode 0 Baud Rat e = f OSC / 12 The baud rat e in Mo de 2 de pends on the value of Bit SMO D = 0 (whi ch is the v al ue on res et ), t he baud rate is 1/64 the oscillator f requ ency.
59/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 45. Timer 1-Generated Co m monly Used Baud Rates More A bo ut Mo de 0 . Seria l d at a enters a nd exits through RxD. TxD outputs the shift clock. 8 bits are transmitted/received : 8 data bits (LSB f irst) .
uPSD3212A, uPSD 3212C , uPSD3212CV 60/163 Figure 28. Seri al Port Mode 0, Wavefo rms More A bo ut Mo de 1 . Ten b its are trans m i t ted (through TxD), or received (through Rx D): a start Bit (0), 8 data bits ( L SB firs t) . an d a St op Bit (1). On receive, the S top Bit goes i nt o RB8 in SCON.
61/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 2 9. Seri al Port Mode 1, Block D iagram Figure 30. Seri al Port Mode 1, Wavefo rms AI06826 Zero Detector Internal Bus Tx Control Rx Control Internal B.
uPSD3212A, uPSD 3212C , uPSD3212CV 62/163 More About Modes 2 and 3. Eleven bits are transmitted (through TxD), or received (t h r o ugh RxD): a Start Bit (0), 8 da ta bits (LSB first), a pro- grammab l e 9th data bit, and a Stop Bit (1). O n transmit, the 9th data bit (TB 8) can be a s sig ned the value of '0' or '1.
63/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 3 1. Seri al Port Mode 2, Block D iagram Figure 32. Seri al Port Mode 2, Wavefo rms AI06844 Zero Detector Internal Bus Tx Control Rx Control Internal B.
uPSD3212A, uPSD 3212C , uPSD3212CV 64/163 Figure 3 3. Seri al Port Mode 3, Block D iagram Figure 34. Seri al Port Mode 3, Wavefo rms AI06846 Zero Detector Internal Bus Tx Control Rx Control Internal B.
65/163 uPSD3212A, uPSD 3212C , uPSD3212CV ANAL OG- TO -D IG IT A L CO N VER TO R (A DC ) The analo g to digital (A/D) conv erter allows con- version of an analog input t o a corresponding 8-bit digital value. T he A /D mod ule has four analog in- puts, which are multiplexed i nto one sample and hold.
uPSD3212A, uPSD 3212C , uPSD3212CV 66/163 Table 46. A DC SFR Memory Map Table 47. D escription of th e ACO N Bits Table 48. A DC Clock Inp u t SFR Addr Reg Name Bit R egister Na me Reset Va l u e Com .
67/163 uPSD3212A, uPSD 3212C , uPSD3212CV PULS E WIDTH MODULA TION ( PWM) The P WM block has the f ol lowing feature s : ■ Four-channe l, 8-bit PW M unit with 16-bit pr es ca ler ■ One-c hanne l, .
uPSD3212A, uPSD 3212C , uPSD3212CV 68/163 Figu re 3 6. Four- Chann el 8 -bit PWM Block Dia gram AI06647 8-bit PWM0-PWM3 Comparators Registers 8-bit PWM0-PWM3 Comparators 8 8 8-bit Counter x 4 8-bit PWM0-PWM3 Data Registers 8 x 4 Port4.3 Port4.4 Port4.
69/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 49. PWM SFR Mem ory Map PWMCON Register Bit De f i nition: – PW ML = PW M 0-3 polarity control – PW MP = PW M 4 polarity control – PW ME = PWM enabl e (0 = disabled, 1= enabled ) – C F G3.
uPSD3212A, uPSD 3212C , uPSD3212CV 70/163 Prog ramm ab le P e ri od 8- bi t PW M The PW M 4 channel can be programmed to pro- vide a PWM out put with variable pulse width and period. The P WM 4 has a 16-bit Presc al er, an 8- bit Counter, a P ul se Wid th Register, a nd a Period Register.
71/163 uPSD3212A, uPSD 3212C , uPSD3212CV PWM 4 Channel Ope ration The 16-bit Prescaler1 d ivi des the input clock (f OS C /2) to the desired freq uency, the result i ng clock runs the 8-bi t Counter of the PWM 4 chan- nel.
uPSD3212A, uPSD 3212C , uPSD3212CV 72/163 I 2 C IN TER FAC E The serial p ort supports the twin line I 2 C-bus, c on- sisting of a data line (S DA1), and a clock line (SCL1) as shown i n Figure 39 . Depending on the configuration, the SDA 1 a nd S CL 1 l i nes ma y re- quire pull-up resi s tors .
73/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 51. Description of the S2CON Bits Table 52. Selection o f the Seri al Clock F req uency SC L in Ma ster Mode Bit Sym bol Funct ion 7C R 2 This bit along with B its CR1and CR0 det ermine s t he serial clock freque ncy when SIO is in the M aster Mode.
uPSD3212A, uPSD 3212C , uPSD3212CV 74/163 Serial Status Register (S2STA ) S2STA is a “Read-on ly” r e gist e r . Th e contents of this regi s ter may be used as a vector to a service routine. This op t imized the res ponse time o f the software and consequ ently t hat of t he I 2 C bus.
75/163 uPSD3212A, uPSD 3212C , uPSD3212CV Address Register (S2ADR) This 8-bit register m ay be loaded with t h e 7-bit slave address to which t he controller will respond when programme d as a slave receive/transm itter.
uPSD3212A, uPSD 3212C , uPSD3212CV 76/163 US B HA RDW ARE The charac t eri s tics of US B hardware are as fol- lows : ■ C o mp lies w ith t h e U n iv er s al S erial B us sp ec if ic at i on R e v. 1. 1 ■ Integrat ed SI E (Serial Interface Engine ) , F IFO mem ory and trans ceiver ■ Low s peed (1.
77/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 62. U SB Interrupt E nable Register (UIEN: 0E9h) Table 63. Descri ption of th e UI EN Bits 76543210 SUSPNDI RS TE RST FIE TXD0 IE RXD0IE TXD1 IE EOPIE R.
uPSD3212A, uPSD 3212C , uPSD3212CV 78/163 Table 64. U SB Interrupt S tatus Register (UISTA : 0E8h) Table 65. Descri ption of the UISTA Bits 76543210 SUSPND — RST F TXD 0F RXD0F TXD1F EOPF R ESUMF Bit Sym bol R/W Functi on 7S U S P N D R / W USB Su spend Mod e Flag.
79/163 uPSD3212A, uPSD 3212C , uPSD3212CV Ta bl e 66 . USB Endp oi nt 0 Tra nsmi t Co nt rol Re gist er (U CON0: 0E Ah) Table 67. Descri ption of the UCON0 Bits 76543210 TSEQ0 ST ALL0 TX0 E RX0 E TP0S IZ3 TP0SI Z2 T P0SI Z1 TP0SIZ 0 Bit Sym bol R/W Functi on 7T S E Q 0 R / W Endpoin t0 Da ta Sequen ce Bit.
uPSD3212A, uPSD 3212C , uPSD3212CV 80/163 Table 68. USB End point1 (and 2) Transmit Control Register (UCON1: 0EBh) Table 69. Descri ption of the UCON1 Bits 76543210 TSEQ1 EP12SEL TX1 E FRES UM T P1SIZ3 T P1SIZ2 TP1SI Z1 TP1SIZ 0 Bit Sym bol R/W Functi on 7T S E Q 1 R / W Endpoin t 1/ Endpo int 2 T ran smit Data Pack et PID .
81/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 70. USB Control Reg ister (UCON2: 0ECh) Table 71. Descri ption of the UCON2 Bits Table 72. USB Endpo int0 Status Register (USTA: 0EDh) Table 73. Descri ption of th e US TA Bits Table 74. USB Endpoint0 Data Receive Register (UDR0: 0EFh) Table 75.
uPSD3212A, uPSD 3212C , uPSD3212CV 82/163 The USC L 8-bi t P rescaler Register for USB is at E1h. The USCL should be loaded with a value that results in a clock rate of 6 M Hz for the USB using the following f ormula: U SB clock input = (f OSC / 2) / (Prescaler register valu e +1) Where f OS C is the MCU clock input fr equency.
83/163 uPSD3212A, uPSD 3212C , uPSD3212CV Transceiver USB P h ysical Laye r Charac t eristics. The fol- lowing section d escribes the u P SD 321x Devices compliance to t he Chapter 7 Electrical section of the USB S p ecif i c a t io n, Revision 1.
uPSD3212A, uPSD 3212C , uPSD3212CV 84/163 Table 78. Tran scei ver DC Chara cteristics No t e : 1 . V CC = 5V ± 10 %; V SS = 0 V ; T A = 0 to 70°C. 2. Level gu ara nt ee d for ran ge of V CC = 4.5V to 5.5V . 3. With R PU, e xternal idle r esisto r, 7.
85/163 uPSD3212A, uPSD 3212C , uPSD3212CV Receiver Characteri stics The uP SD321x Device s has a differential input re- ceiver which is able to accept the USB data s i gnal. The receiver features an input se nsit i vity of at l ea s t 200mV when both differential data input s a r e i n the range o f a t leas t 0.
uPSD3212A, uPSD 3212C , uPSD3212CV 86/163 External US B Pull-Up Re sistor The USB system specifies a pull-up resistor on the D- pin fo r low-spee d peripherals. The USB Spec 1. 1 describes a 1.5 k Ω pull-up resistor to a 3.3V supply. An approv ed alternative method is a 7.
87/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 44. Differential to EOP T ran sition Skew and EOP Wid th Figure 45. Differential Data Jit te r AI06633 Receiver EOP Width T EOPR1 , T EOPR2 Differential Data Lines Source EOP Width: T EOPT Crossover Point Crossover Point Extended Diff.
uPSD3212A, uPSD 3212C , uPSD3212CV 88/163 PSD MODU LE ■ The P SD Module provides configurab le Program and Dat a m emories to t h e 8 032 CP U core (MCU). In addition, it has its own s e t of I/ O ports and a PLD with 16 mac rocell s for general logic implemen tation.
89/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 46. PSD MODUL E Bloc k Diagram BUS Interface WR_, RD_, PSEN_, ALE, RESET_, A0-A15 D0 – D7 CLKIN (PD1) CLKIN CLKIN PLD INPUT BUS PROG. PORT PORT A PROG. PORT PORT B POWER MANGMT UNIT 512KBIT PRIMARY FLASH MEMORY 8 SECTORS VSTDBY PA0 – PA7 PB0 – PB7 PROG.
uPSD3212A, uPSD 3212C , uPSD3212CV 90/163 In-S yst em Progr amming (ISP) Using the JTAG signals on P o rt C, t he entire P SD MODULE dev i ce can be prog ram m ed or erased without the use of the M CU.
91/163 uPSD3212A, uPSD 3212C , uPSD3212CV DEVE LOPMEN T SYSTEM The uPSD3200 is supported by PSDsof t , a Win- dows-based sof t wa re development tool ( W in - dows-95, Wind ows-98, Windows-NT). A PSD MODULE des i gn i s quickly and easily produced in a point and click environment .
uPSD3212A, uPSD 3212C , uPSD3212CV 92/163 P SD MO DULE RE GISTER D ESCRI PTION AN D ADDRE SS OFFSET Table 81 show s the offset addresses to the P SD MODULE registers rel ative to the CS I OP b ase ad- dress. The CS IOP space is the 256 byt es of ad- dress that is allocate d by the user to the inte r n al PSD MO DULE registers.
93/163 uPSD3212A, uPSD 3212C , uPSD3212CV P SD MO DULE DE TAILED OPERATI ON As shown in F i gure 15 . , pa ge 27 , the P SD MOD- ULE consists of five maj or t ypes of functional blo cks: ■ Memo r y .
uPSD3212A, uPSD 3212C , uPSD3212CV 94/163 Instructions An instruction con s i s ts of a sequence o f specific operations. E ach received byt e is sequentially de- coded by the P SD MO DULE and not ex ecut ed as a standa r d WRITE operation.
95/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 82. Instruction s Note : 1. All bu s cycl es a re WRI TE bus cycle s, ex ce pt the one s with t he “Re ad” l a bel 2. All v al ue s are in hex adec i m al : 3. X = Don’t care. Ad dres se s of the fo rm X X XXh, in t hi s t ab le, mu st be ev en add ress es 4.
uPSD3212A, uPSD 3212C , uPSD3212CV 96/163 Power -dow n In st ruc tion a nd Pow e r-up Mode P ower- up Mo de. The P SD MODULE i nt e r n al logic is reset upon Po wer-up t o t he RE AD M ode.
97/163 uPSD3212A, uPSD 3212C , uPSD3212CV Toggl e Fl ag ( DQ6 ). The Flash m emory offers an- other way for determining when the P r ogram cycle is completed.
uPSD3212A, uPSD 3212C , uPSD3212CV 98/163 Progr amming F lash Memor y Flash memory m ust be erased prior to being pro- grammed . A byte of Flash m emory is erased to a ll '1s' (FFh), and is program m ed by s etting s elected bits to '0.
99/163 uPSD3212A, uPSD 3212C , uPSD3212CV Da t a To gg le . Ch ecking the To ggl e F lag Bit (DQ6) is a method of determinin g whether a P ro- gram or Er ase cy cl e i s in progress or has comple t - ed. F i gure 49 s h ows the Data Toggle alg ori t h m .
uPSD3212A, uPSD 3212C , uPSD3212CV 100/163 Erasing Flash Memo ry Flash Bulk Erase. The Flash B ulk E rase instruc- tion uses six WRITE operations followed by a READ operation of t he st atus register, as de- scribed in Table 82.
101/163 uPSD3212A, uPSD 3212C , uPSD3212CV Specific Features Flash M emory Secto r Protect. Each primary and seconda r y F l ash m emory sector can b e sepa- rately protected against Program and E rase c y - cles. Sector P r o t ect i on provi des additional data security because it disables all P r o gram or Erase cycles.
uPSD3212A, uPSD 3212C , uPSD3212CV 102/163 SRA M The S RA M is enab l ed when SRAM S el e c t (RS0) from t he DPLD is High. SRAM Select (RS0) can contain up to two prod uct t erms , all ow i ng f l exib l e mem or y ma p ping . The SRAM c a n be backed up usin g an ext e r n al battery.
103/163 uPSD3212A, uPSD 3212C , uPSD3212CV Mem ory Se l e ct Conf igura tion in Pro gram an d Data Sp aces. The MCU Core has separate ad- dress spaces for Program memory and Data memory. Any of the memories wi t hin t he PSD MODULE c an reside in either sp ace or both spac- es.
uPSD3212A, uPSD 3212C , uPSD3212CV 104/163 Sepa rate S pace Mode . Program space is s epa- rated from Data spac e. For example, Program Se- le ct Enabl e (PSEN ) is u s ed to ac cess the program code from the p r ima r y Flash mem ory, while READ Strobe (RD ) i s used to access d at a from the s ec- ondary Flash memory, SRAM and I/O Port blocks.
105/163 uPSD3212A, uPSD 3212C , uPSD3212CV Page R egi st e r The 8-bit Page Register increases the addres sing capability of the MCU Core by a factor of up to 256.
uPSD3212A, uPSD 3212C , uPSD3212CV 106/163 PLD S The PLDs bring program mable logic func t i onal i t y to the uPS D. After specifying t h e logic for the PLDs in PSDs oft E xpress, the logic is pro- grammed i nto the device and available upo n Pow- er-up.
107/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 54. P LD D ia gra m Note : 1. Po rts A is no t availa ble in t he 52 -pin pac kage PLD INPUT BUS 8 INPUT MACROCELL & INPUT PORTS DIRECT MACROCELL INPUT TO MCU DATA BUS CSIOP SELECT SRAM SELECT SECONDARY NON-VOLATILE MEMORY SELECTS DECODE PLD PAGE REGISTER PERIPHERAL SELECTS CPLD PT ALLOC.
uPSD3212A, uPSD 3212C , uPSD3212CV 108/163 Decode PLD ( DP LD) The DPLD, shown i n Figure 55 , i s u s e d for decod- ing the a ddress for P S D MODULE and external component s .
109/163 uPSD3212A, uPSD 3212C , uPSD3212CV Complex PLD (CPLD) The CPLD can be used to implement system logic functions, such as loadable coun ters and shift reg- isters, system m ail bo x e s , ha ndshaking protocol s , state machines, and random logic.
uPSD3212A, uPSD 3212C , uPSD3212CV 110/163 Outp ut Ma croce ll (OMC ) Eight of the Output Macrocells (OM C) are con- nected t o Ports A and B pins an d are named as McellAB0 - Mcell A B 7. The ot h er eight m acrocells are connected t o P o r ts B and C pins and are named a s McellBC0-Mcel lBC7.
111/163 uPSD3212A, uPSD 3212C , uPSD3212CV Prod uct Term Al lo c at or The CPLD has a Product Term Allocator. PSDsoft uses the P roduct Term A l l ocat or t o borrow and place product terms from one macr ocell to anoth- er.
uPSD3212A, uPSD 3212C , uPSD3212CV 112/163 The OMC Mask Register. Th er e is one Ma sk Register for each of t h e two groups of eight Output Macrocells (OMC ) . T he Mask Registers can be used to block the loading of data to individual Ou t - put Macrocell s ( O MC).
113/163 uPSD3212A, uPSD 3212C , uPSD3212CV I/ O PO RTS ( PSD MOD ULE ) There are four programm abl e I / O p ort s: P orts A, B , C, and D in the PSD MODULE. Eac h of th e ports is eight bits except Port D, which is 3 bits. Each port pin is i n dividually user configurable, thus al- lowing multiple functions per port .
uPSD3212A, uPSD 3212C , uPSD3212CV 114/163 The Port pin’s tri-state output drive r en abl e i s con- trolled by a two input O R gate whose inputs c ome from the CP L D AND Array ena ble product term and the Direction Re gist e r .
115/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 60 . Pe riphera l I/O Mode Table 89. Port O perating Mo d es N ote: 1. JT AG p ins ( TMS, TC K, TD I, T DO) are ded ica te d pi ns. 2. P or t A is no t av ai l a b l e i n th e 52- pin pac ka ge . 3. On pin s PC2, PC3 , PC4 and P C 7 only.
uPSD3212A, uPSD 3212C , uPSD3212CV 116/163 Port C onf i gu ra t i on Re g ist e rs (PCR) Each Port has a set of Port Con f iguration Regis- ters (PCR) used for conf i guration. The contents of the registers can be accessed by the M CU through normal READ/WRITE bus cycles at the addresses given in Tabl e 81.
117/163 uPSD3212A, uPSD 3212C , uPSD3212CV Port Data Re gisters The Port Data Registers, s h own in Table 97 , a re used by the MCU t o write data to or read data from the ports. T abl e 97 shows the regi st er name, the ports having eac h reg ister type, a nd M CU a ccess for each register type.
uPSD3212A, uPSD 3212C , uPSD3212CV 118/163 Ports A and B – F unctionality and Structure Ports A and B have similar funct i onalit y and struc- ture, as s hown i n Figure 61 .
119/163 uPSD3212A, uPSD 3212C , uPSD3212CV Port C – F u nction ality and Stru cture Port C can be co nf igured to perform one or more of the foll owing functi ons (see Figure 62 ): ■ MCU I/O Mode ■ C P LD Outpu t – Mcell B C7-McellBC0 ou tputs can be connected to Port B o r Port C.
uPSD3212A, uPSD 3212C , uPSD3212CV 120/163 Port D – F u nction ality and Stru cture Port D has tw o I/O pi ns (only o ne pin, PD1 , in t he 52-pin package ) . S ee F ig ure 63 and Figure 64., page 121 . This port does not s upport Address Out Mode, a nd t h eref ore no Cont rol Register is re- quired.
121/163 uPSD3212A, uPSD 3212C , uPSD3212CV External Chip Select The CPLD al so provides tw o External Chip Sele c t (ECS1-ECS2) ou tputs on P ort D pins t hat can be used to select external devices. Eac h External Chip Select (ECS1-E CS2) consists of one produ c t term that can be configured ac t iv e Hi gh or Low.
uPSD3212A, uPSD 3212C , uPSD3212CV 122/163 POW E R MANA GE MEN T All PSD MODULE offers configurable power sav- ing options. These options may be used individu- ally or i n com bina tions , as foll ows: – T he primary and seconda ry Flash m emory, and SRAM blocks are built with po wer mana gem ent technology.
123/163 uPSD3212A, uPSD 3212C , uPSD3212CV The PSD M ODULE has a Turbo Bit in PM M R0. This bit c an b e set to turn the Tu rbo Mode off (the default is with Turbo Mode turned on). W hil e T urbo Mode is off, the PLDs can achieve standby current when no P LD i np ut s a r e changing (zero DC cur- rent).
uPSD3212A, uPSD 3212C , uPSD3212CV 124/163 PL D Po we r M ana ge m en t The power and spee d of t he P LDs are controlled by the Turbo Bit (Bit 3) i n PMMR 0 (see Table 99 ).
125/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 100. Power Mana gemen t Mode Regi sters PMM R2 Not e: The bits of t his reg ister a re clear ed to z ero fol lowing Power-u p. Subs e quent R ESET p ulses do not cle ar t he r egist ers. Table 101. APD Counter Oper ation Bit 0 X 0 Not u sed, and s hould be se t to zero .
uPSD3212A, uPSD 3212C , uPSD3212CV 126/163 RESE T T IMING AND D EVICE ST ATUS A T RES ET Upon Power-up, the P SD MODULE requi res a Re- s e t (RE SET ) pulse of du ration t NLNH-PO after V CC is steady. During this period, t h e device loads in- ternal configurations, clears some of the reg isters and sets the Flash mem ory into operating mode.
127/163 uPSD3212A, uPSD 3212C , uPSD3212CV P ROGRA MMING IN- CIRCU IT USIN G THE JTA G SER IA L INT ERF ACE The JTAG S eri al Interfa c e pi ns (TM S, TCK, TDI, TDO) are dedicated pins on P ort C (see Tab le 103 ).
uPSD3212A, uPSD 3212C , uPSD3212CV 128/163 AC/D C PAR AMET E RS These tables describe the A D an d DC p aram eters of the uPSD32 1x D evices: ➜ DC Electrical Specification ➜ AC Timing S pecificati.
129/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 104. PSD MODULE Exam ple, Typ. Power Cal culation at V CC = 5.0V (Turbo Mode Off) Condit ions MCU Clock Frequency = 12 MHz Highes t Com posite PLD inpu.
uPSD3212A, uPSD 3212C , uPSD3212CV 130/163 MAXI MU M RAT IN G Stressing th e de vice above the rating listed in the Absolute M aximum Ra t ings” t abl e may cause per- manent dam age to t h e device.
131/163 uPSD3212A, uPSD 3212C , uPSD3212CV E M C C HARAC TERIST ICS Su scep tibilit y tes t ar e perf orm ed o n a sampl e ba - sis during p roduct charac t erization.
uPSD3212A, uPSD 3212C , uPSD3212CV 132/163 LU. 3 com plement ary s tat ic t ests are req uired on 10 parts to assess th e l at ch-up performance. A supply overvoltage (applied to each pow er supply pin) and a current injection (appl ied to eac h in put, output, and c onfigurable I /O pi n) are performed on each sam ple.
133/163 uPSD3212A, uPSD 3212C , uPSD3212CV DC AN D A C PARAM ETERS This section sum marizes the operating and mea- surement condition s , and the DC a nd AC charac- teri st ics of the de v ice .
uPSD3212A, uPSD 3212C , uPSD3212CV 134/163 Figure 7 0. Swit ch ing W avefo rms – Key WAVEFORMS INPUTS OUTPUTS STEADY INPUT MAY CHANGE FROM HI TO LO MAY CHANGE FROM LO TO HI DON'T CARE OUTPUTS ONLY STEADY OUTPUT WILL BE CHANGING FROM HI TO LO WILL BE CHANGING LO TO HI CHANGING, STATE UNKNOWN CENTER LINE IS TRI-STATE AI03102 www.
135/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 113. Major Para m eters Parameters/Co nditions/ Comment s 5V T e st Conditio ns 5.0V V alu e 3.3V T est Condi tions 3.
uPSD3212A, uPSD 3212C , uPSD3212CV 136/163 Table 114. DC Characteristics (5V Devices ) Symbol Paramet er T est Condi tion (in additi on to those in Tabl e 109., page 133 ) Min. T yp. Max. Unit V IH Input H igh V oltage (Ports 1, 2, 3, 4[Bit s 7,6, 5,4,3,1,0], XT AL1 , RESET ) 4.
137/163 uPSD3212A, uPSD 3212C , uPSD3212CV No t e : 1 . I PD (Power- down Mo de) is meas ured with : 2. XTAL 1=V SS ; XT AL 2=n ot co nne cted ; RESET =V CC ; P ort 0 = V CC ; a ll ot he r pin s ar e di s conne cted. P LD not in Tur bo Mod e. 3. I CC_CPU (act iv e m o de) is m eas ured w i th : 4.
uPSD3212A, uPSD 3212C , uPSD3212CV 138/163 Table 115. DC Characteristics (3V Devices ) Symbol Parameter T est Co ndition (in addition to those in Tab l e 110., pa ge 1 33 ) Min. Typ. M ax. Unit V IH Input Hig h V oltage (P or ts 1, 2, 3, 4[Bits 7,6,5,4,3,1 ,0], A, B, C, D , XT AL 1, RESET ) 3.
139/163 uPSD3212A, uPSD 3212C , uPSD3212CV No t e : 1 . I PD (Power- down Mo de) is meas ured with : 2. XTAL 1=V SS ; XT AL 2=n ot co nne cted ; RESET =V CC ; P ort 0 = V CC ; a ll ot he r pin s ar e di s conne cted. P LD not in Tur bo mod e. 3. I CC_CPU (act iv e m o de) is m eas ured w i th : 4.
uPSD3212A, uPSD 3212C , uPSD3212CV 140/163 Figu re 71 . Ext ern al Prog ram Me m ory R EA D Cycle Table 116. External Progr am Memo ry AC Ch arac t e ristics (with t h e 5V MCU Modu le) Note : 1. Con diti ons (in ad dition t o those i n Table 109 ., pa ge 133 , V CC = 4.
141/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 117. External Progr am Memo ry AC Ch arac t e ristics (with t h e 3V MCU Modu le) Note : 1. Con diti ons (in ad dition t o those i n Table 110 .
uPSD3212A, uPSD 3212C , uPSD3212CV 142/163 Figure 7 2. External Data M e mory READ Cycle Table 118. External Clock Drive (with the 5V MCU Module) Note : 1. Con diti ons (in ad dition t o those i n Table 109 ., pa ge 133 , V CC = 4. 5 to 5.5V): V SS = 0V ; C L for Port 0, ALE a nd PSEN outpu t is 1 00pF; C L for othe r outpu ts is 80 pF Table 119.
143/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 73 . Exte rn al Dat a Me mory WRI TE Cycl e Table 120. External Data Memo ry AC Charac teristics (wit h the 5V MCU Module) Note : 1. Con diti ons (in ad dition t o those i n Table 109 ., pa ge 133 , V CC = 4.
uPSD3212A, uPSD 3212C , uPSD3212CV 144/163 Table 121. External Data Memo ry AC Charac teristics (wit h the 3V MCU Module) Note : 1. Con diti ons (in ad dition t o those i n Table 110 .
145/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 7 4. Inpu t to Outpu t Di sable / Ena ble Table 123. CPLD Combinatorial Timing (5V Devices) Note : 1. F as t Slew Rat e ou tput ava ilable o n PA3-P A0, P B3 -PB0, and PD2-P D 1. Decr emen t t i m es b y given a mount 2.
uPSD3212A, uPSD 3212C , uPSD3212CV 146/163 Figu re 75 . Sy nch ronou s Clo ck Mo de Ti m i ng – P LD Table 125. CPLD Macroce ll Synchronous Cl ock Mod e Timing (5V Devices) Note : 1. F as t Slew Rat e ou tput ava ilable o n PA3-P A0, P B3 -PB0, and PD2-P D 1.
147/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 126. CPLD Macroce ll Synchronous Cl ock Mod e Timing (3V Devices) Note : 1. F as t Slew Rat e ou tput ava ilable o n PA3-P A0, P B3 -PB0, and PD2-P D 1. Decr emen t t i m es b y given a mount. 2. CL KIN (P D1) t CLCL = t CH + t CL .
uPSD3212A, uPSD 3212C , uPSD3212CV 148/163 Table 127. CPLD Macroce ll Asynchron ous Clock Mo de Timing (5V Devices ) Table 128. CPLD Macroce ll Asynchron ous Clock Mo de Timing (3V Devices ) Symb ol P ara meter Co nditions Min Max PT Alo c Tu r b o Off Slew Rate Unit f M AXA Maximum Frequency Exter nal Feedback 1/(t SA +t COA ) 38.
149/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 7 8. Inpu t Ma crocel l Tim ing ( Produc t Ter m Cl ock ) Table 129. Input Macro cel l Timing (5V Devices ) Note : 1. In puts fro m Po rt A, B, an d C rel at ive to re giste r/ la tch cl oc k from t he P LD.
uPSD3212A, uPSD 3212C , uPSD3212CV 150/163 Table 131. Program, WRITE and Erase Time s (5V Devices) Note : 1. Pr ogr amme d to all zer o befo re er ase. 2. The po lling s tatus, DQ 7, is vali d t Q7VQV t ime uni ts befor e the data b yte, DQ 0 -DQ7, i s valid f or r e ading .
151/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figu re 7 9. Pe ripher al I/O READ Tim ing Table 133. Port A Peripheral Da ta Mode READ T i ming (5V Devices) N ote: 1. Any in put us ed to s elec t Por t A Dat a Pe ri pher al Mode . 2. Data i s a lread y st able on P ort A.
uPSD3212A, uPSD 3212C , uPSD3212CV 152/163 Figu re 80 . Pe riphera l I/O WRIT E T i ming Table 135. Port A Peripheral Data Mod e WRITE T i ming (5V Devices) Note : 1. Dat a stabl e on Port 0 pi ns to dat a on P or t A. Table 136. Port A Peripheral Data Mod e WRITE T i ming (3V Devices) Note : 1.
153/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 81. Reset (RESET ) Timing Table 137. Reset (R ESET ) Timi n g (5V Devices) No te : 1. Reset (R ESET ) d oes no t reset Fl as h memo ry Prog ram or Er as e cycl es. Table 138. Reset (R ESET ) Timi n g (3V Devices) No te : 1.
uPSD3212A, uPSD 3212C , uPSD3212CV 154/163 Figu re 82 . ISC Ti m i ng Table 141. ISC Timing (5V Devices) Note : 1. F or no n-PL D Pro gra mmi ng, Erase or in ISC By -pa ss Mod e.
155/163 uPSD3212A, uPSD 3212C , uPSD3212CV Table 142. ISC Timing (3V Devices) Note : 1. F or no n-PL D Pro gra mmi ng, Erase or in ISC By -pa ss Mod e. 2. Fo r P rog ram or Eras e PLD o nl y. Figure 8 3. MCU Module AC Meas u rement I/O Waveform N ot e: AC inp u ts du r ing t es ti n g ar e dr i ve n at V CC –0.
uPSD3212A, uPSD 3212C , uPSD3212CV 156/163 Figure 85. Extern al Clock Cycle Figu re 86. Re co mme nd e d Os cillat or C ir cui t s Note : C1, C2 = 30 pF ± 10pF fo r cryst al s Fo r ce ram ic re sonat ors, co ntac t re sona to r manu fa ct urer Oscillation circuit is designed to be used either wit h a cera mic resonator or crystal o scillat or.
157/163 uPSD3212A, uPSD 3212C , uPSD3212CV P ACK AGE ME CHANI CAL INFO RMAT ION Figure 89. TQFP52 – 52-le ad Plastic Thin, Quad, Flat Package Outline No te : D rawi ng is not to scale. QFP-A Nd E1 CP b e A2 A N L A1 α D1 D 1 E Ne c D2 E2 L1 www.BDTIC.
uPSD3212A, uPSD 3212C , uPSD3212CV 158/163 Table 144. TQFP52 – 52-lead Plastic Thi n , Quad, Flat Package Mechanical Data Symb mm in ches Ty p M i n M a x Ty p M i n M a x A – –1 . 7 5– – 0 . 0 6 9 A1 – 0.05 0.02 0 – 0. 002 0.008 A2 – 1.
159/163 uPSD3212A, uPSD 3212C , uPSD3212CV Figure 90. TQFP80 – 80-le ad Plastic Thin, Quad, Flat Package Outline No te : D rawi ng is not to scale. QFP-A Nd E1 CP b e A2 A N L A1 α D1 D 1 E Ne c D2 E2 L1 www.
uPSD3212A, uPSD 3212C , uPSD3212CV 160/163 Table 145. TQFP80 – 80-lead Plastic Thi n , Quad, Flat Package Mechanical Data Symb mm in ches Ty p M i n M a x Ty p M i n M a x A – –1 . 6 0– – 0 . 0 6 3 A1 – 0.05 0.1 5 – 0. 002 0.006 A2 1.40 1.
161/163 uPSD3212A, uPSD 3212C , uPSD3212CV P ART N UMBER ING Table 146. Orderi ng Infor mation Sc heme For other options, or for mo re information on any aspe ct of this device, please con tact the ST Sales O f fice nearest you.
uPSD3212A, uPSD 3212C , uPSD3212CV 162/163 REVI SION HIST ORY Table 147. Document Revision History Date Ver sion Revision De tails 18-Dec-20 02 1 .0 First Issu e 04-Mar-0 3 1 .
163/163 uPSD3212A, uPSD 3212C , uPSD3212CV Information fur nished is bel ieved to be accurate and reliable. However, S TMicroelectronics assumes no re sponsibility for the co nseq uen c es of u se of such infor mati on no r for any i nfri ngemen t of p atent s or o ther rig hts of thir d par t ie s wh ich m ay result from i ts u se.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il ST & T UPSD3212CV è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del ST & T UPSD3212CV - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso ST & T UPSD3212CV imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul ST & T UPSD3212CV ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il ST & T UPSD3212CV, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del ST & T UPSD3212CV.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il ST & T UPSD3212CV. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo ST & T UPSD3212CV insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
