Manuale d’uso / di manutenzione del prodotto CY7C63413C del fabbricante Cypress Semiconductor
Vai alla pagina of 32
Low-S peed High I/O, 1.5-Mbp s USB Controlle r CY7C63413C CY7C63513C CY7C63613C Cypress Semiconductor Corpora tion • 198 Champion Cou rt • San Jose , CA 95134-1 709 • 408-943-2 600 Document #: 38-08027 Rev .
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 2 of 32 The sink current for each DAC I/O pin can be individu ally programmed to one of sixteen values using de dicated Isink registers. DAC bits [1:0] can be used as high current outputs with a programmable sink cu rrent range of 3.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 3 of 32 . Note: 1. CY7C63613C is not bonded out for all GPIO pins shown in Logic Bl ock Diagram. Refer to pin confi guration diagram for bon ded ou t pins. See note on p age 12 for firmware code need ed fo r unused GPIO pins.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 4 of 32 Programming Model 14-bit Program Counter (PC) The 14-bit Program Counter (PC) allows access for up to 8 kilobytes of EPROM using the CY7C63413C/513C/613C architecture.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 5 of 32 During an interrupt acknowledge, interrupts are disabled and the 14-bit program counte r , carry flag, and zero flag are wri tten as two bytes of dat a memory . The first byt e is stored i n the memory addressed by the program stack pointer , then the PSP is incremented.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 6 of 32 Instruction Set Summary MNEMONIC operand opcode cycles MNEMONIC operand o pcode cycles HAL T 00 7 NOP 20 4 ADD A,expr data 0.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 7 of 32 Memory Organization Program Memory Organizati on after reset Address 14-bit PC 0x0000 Program execution begins here after a reset 0x0002 USB Bus Reset interrupt vector 0x0004 128- µ s timer interrupt vector 0x0006 1.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 8 of 32 Dat a Memory Organization The CY7C63413C/513C/6 13C microcontrollers provide 256 bytes of data RAM.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 9 of 32 I/O Register Summary I/O registers are accessed via the I/O Read (IOR D) and I/O Write (IOWR, IOWX) instr uct ions. IORD reads the selected port into the accumula tor . IOWR writes data from the accumu- lator to the selected port.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 10 of 32 Clocking The XT AL IN and XT AL OUT are the clock pin s to the microcon- troller .
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 1 1 of 32 initialization noted under “Reset,” bit 6 of the Processor St atus and Control Register is set to “1” to indicate to the firmware that a W atch Dog Reset occurred. The Watch Dog T imer is a 2-bit timer clocked by a 4.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 12 of 32 Port 3 has eight GPIO pins. Port 3 (8 bits) can be configured as inputs with internal pull-ups, open drain outputs, or tradi- tional CMOS outputs. An open drain output is also a high- impedance input.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 13 of 32 In “Resistive” mode, a 7-k Ω pull-up resistor is conditionally enabled for all pins of a GPIO port. The resistor is enabled for any pin that has been written as a “1.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 14 of 32 The DAC port provide s the CY7C63513C with 8 prog ram- mable current sink I/O pins. Writing a “1” to a DAC I/O pin disables the output current sink (Isi nk DAC) and drives the I/O pin HIGH through an inte grated 14 Kohm resistor .
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 15 of 32 USB Serial Interface Engine (SIE) The SIE allows the microcontroller to communicate with the USB host.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 16 of 32 The Bus Activity bit is a “sticky” bit that indicates if any non-idle USB event has occurred on the USB bu s. The user firmware should check and clear this bit periodically to detect any loss of bus activity .
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 17 of 32 The ‘Acknowledge’ bit is set whenever the SIE engages in a transaction that complete s with an ‘ACK’ packet.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 18 of 32 12-bit Free-running T imer The 12-bit timer p rovides two interru pts (128 µ s and 1.024 ms) and allows the firmware to directly time events that are up to 4 ms in duration.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 19 of 32 The “Single S tep” (bit 1) is provided to support a hardware debugger . Whe n single step is set, the pro cessor will execute one instruction and halt (clear the run bit).
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 20 of 32 Interrupt V ector s The Interrupt V ectors supported by the USB Control ler are listed in T able 27 .
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 21 of 32 T ruth T ables The ‘In’ column repre sents the SIE’s response to the token type. A disabled endpoint will rema in such until firmware chang es it, and all endpoints reset to disabled.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 22 of 32 The response of the SIE can be summarized as follows: 1. the SIE will only respond to valid transactions, and will ig- nore non-valid ones; 2. the SIE will generate IRQ when a val id transaction is completed or when the DMA buffer is corrupted 3.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 23 of 32 T able 29.Details of Modes for Differing T raffic Conditions End Point Mode PID S et End Point Mode 3 2 1 0 token count buf.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 24 of 32 End Point Mode PID S et End Point Mode 3 2 1 0 token count buffer dval DTOG DV AL COUNT Setup In Out ACK 3 2 1 0 response i.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 25 of 32 Absolute Maximum Ratings S torage T emperature ............. .............. .............. .............. .............. ... .............. .............. ....... ...........
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 26 of 32 Notes: 9. Per T able 7-7 of revision 1.1 of USB specification, for C LOAD of 50–600 pF . 10. Measured as large st step size vs. nominal accord ing to measured full scale and zero programmed values.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 27 of 32 . Figure 8. Clock Timing CLOCK t CYC t CL t CH Figure 9. USB Data Signal Timing Figure 10.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 28 of 32 Figure 1 1. Differential to EOP T ransition Skew and EOP Width Figure 12. Differential Dat a Jitter T PERIOD Differential Data Lines Cr osso ver Point Cro sso ve r Po i n t Extended Source EOP Width : T EOPT Receiv er EOP W i dth: T EOPR1 , T EOPR2 Diff.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 29 of 32 Die Pad Locations T able 30.DIe Pad Locations (in microns) Pad # Pin Name X Y Pad # Pin Name X Y 1 D+ 1496.95 2995.0 0 48 V CC 1619.65 3023.60 2 D- 467.40 299 5.00 47 V SS 1719.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 30 of 32 Package Diagrams 48-Lead Shrunk Small Outlin e Package SP48 51-85061-*C 51-85019-* A 40-Lead (600-Mil) Mo lded DIP P2 [+] F.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 31 of 32 © Cypress Semi con duct or Cor po rati on , 20 06 . The information con t ained herei n is su bj ect to ch an ge wi t hou t n oti ce.
CY7C63413C CY7C63513C CY7C63613C Document #: 38-08027 Rev . *B Page 32 of 32 Document History Page Document Title: CY7C63413C, CY7C63513C, CY7C63613C Low-speed High I/O, 1.5 -Mbps USB Controller Document Number: 38 -08027 REV . ECN NO. Issue Date Orig.
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 Cypress Semiconductor CY7C63413C 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 Cypress Semiconductor CY7C63413C - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cypress Semiconductor CY7C63413C imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cypress Semiconductor CY7C63413C ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cypress Semiconductor CY7C63413C, 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 Cypress Semiconductor CY7C63413C.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cypress Semiconductor CY7C63413C. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cypress Semiconductor CY7C63413C 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.
