Manuale d’uso / di manutenzione del prodotto TS2GUSD-P3 del fabbricante Transcend
Vai alla pagina of 27
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Description Trans cend microSD card series are non-volatile, which means no external pow er is required to retai n the inform ation s tored on it.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Architecture.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Bus Operating Conditions • Gen eral Param eter Symbol Min.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • Bus Signal Lev els As the bus can be supplied wi th a variable supply voltage, a ll signal leve ls are related to the supply voltage.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • Bus T iming Parameter Symbol Min Max.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Reliability and Durability Tem perature Operation: -25° C / 85° C (Tar get spec) Moisture and corrosion Operation: 25° C / 95% rel.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Register Information W ithin the card interf ace six registers are d efined: OCR, CID, CSD, RCA, DSR and SCR. These c an be a ccessed o nly by corr esponding com m ands (see C hapter 4 .
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. correspondin g bit (3 1) is s et to LOW . 2. CID Register The Card I Dentifi cation ( CID) register is 128 bits wide. It contains th e card ide ntif ication inf orm atio n used during the card identi fi cation phase.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • MDT The m anufactur ing date c om posed of two hexadecim al di gits, one i s 8 bit represent ing the year(y) and the ot her is f our b its repres enting the mo nth(m ).
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. The foll owing sections d escribe the C SD f ields and the releva nt data types. If not explicitly def ined otherwise , all bit strings a re int erpreted as binary coded num bers sta rting wit h the lef t bit fir st.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • NSA C Define s the worst case for the clo ck dependent factor of the data acc ess tim e. The uni t for NSAC is100 clock cycles. Therefor e, the m axim al value f or the clock depende nt part o f th e data access time is 25.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. correspondin g com m and class is supported. • REA D _BL_LEN The maxim um rea d data block length is com puted as 2 READ_BL _ LEN .
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Define s if the conf igurable driver sta ge is int egrated on the card. If set, a dri ver stage r egister (DSR)m u st be im plem ented al so.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. This param eter is used f or codin g a fac tor MULT f or com puti ng the tot al device size ( see ‘C_SI ZE’). The factor MULT is def ined as 2 C_SIZ E_MULT+2 .
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. The size of an erasable sector. The contents of this register is a 7 bit binary coded value, defini ng the num ber of write blocks (see W RITE_BL_LEN) .
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • WRITE_BL_PA RTIA L Define s whether par tial b lock sizes can be used in bl ock write comm an ds.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • CRC The CRC f ield ca rries t he check sum f or th e CSD con tents. The c hecksum has to b e recalculated by the host for any CSD mod ificat ion.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. 4. RCA Register The writable 16-bit relative card address register carries the card address that is p ublished by the card d uring the card identif ication .
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. cards). The CSD register carries the info rm ation about the DSR register usage. The defaul t value of the DSR register is 0x404. 6.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. • DA T A _STAT _A FT ER_ERA SE Define s the dat a status af ter er ase, whether it is ‘0’ or ‘ 1’ (t he status i s card vendor dependent).
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Mechanical Dimension Mechanical Description: To p View.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Mechanical Desc ription: Bott om View.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Mechanical Desc ription: Keep Out A rea.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. microSD packa ge: Dimensions.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Desc ription RDP3 is a USB2.0 Compact Card Reader. It is designed for fast, ea sy data transfer and exchange using microSD Memory Card.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. USB Pinouts Pin No. Pin Name 01 V USB 02 D- 03 D+ 04 VSS USB Pin Identification S.
T T T S S S 2 2 2 G G G U U U S S S D D D - - - P P P 3 3 3 2GB microSD Ca rd + Reader P3 Transcen d Inf ormation Inc. Recom mende d Operat ing Conditions: SYMBOL PARAMETER MIN. T YP. MAX. UNITS V USB Power Supply 4.5 5.0 5. 5 V T OPR Operating Tem perature 0 70 O C DC Charac teristics: SYMBOL PARAMETER MIN.
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 Transcend TS2GUSD-P3 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 Transcend TS2GUSD-P3 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Transcend TS2GUSD-P3 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Transcend TS2GUSD-P3 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Transcend TS2GUSD-P3, 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 Transcend TS2GUSD-P3.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Transcend TS2GUSD-P3. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Transcend TS2GUSD-P3 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.
