Electronic Components Datasheet Search |
|
IDTCV123PV Datasheet(PDF) 4 Page - Integrated Device Technology |
|
IDTCV123PV Datasheet(HTML) 4 Page - Integrated Device Technology |
4 / 16 page COMMERCIALTEMPERATURERANGE 4 IDTCV123 PROGRAMMABLEFLEXPC™CLOCKFORP4PROCESSOR PIN DESCRIPTION (CONT.) Pin Number Name Type Description 43 CPUC1 OUT Host 0.7V current mode differential clock output 44 CPUT1 OUT Host 0.7V current mode differential clock output 45 VDD_CPU PWR 3.3V 46 CPUC0 OUT Host 0.7V current mode differential clock output 47 CPUT0 OUT Host 0.7V current mode differential clock output 48 VSS_CPU GND GND 49 SCL IN SM bus clock 50 SDA I/O SM bus data 51 XTAL_OUT OUT Xtaloutput 52 XTAL_IN IN Xtalinput 53 VSS_REF GND GND 54 REF1/ FSA I/O 14.318 MHz reference clock output. CPU frequency selection at VTT_PWRGD# assertion. 55 REF0/ FSC I/O 14.318 MHz reference clock output. CPU frequency selection at VTT_PWRGD# assertion. 56 VDD_REF PWR 3.3V INDEX BLOCK WRITE PROTOCOL Bit # of bits From Description 1 1 Master Start 2-9 8 Master D2h 10 1 Slave Ack (Acknowledge) 11-18 8 Master Registeroffsetbyte(startingbyte) 19 1 Slave Ack (Acknowledge) 20-27 8 Master Byte count, N, (0 is not valid 28 1 Slave Ack (Acknowledge) 29-36 8 Master first data byte (Offset data byte) 37 1 Slave Ack (Acknowledge) 38-45 8 Master 2nd data byte 46 1 Slave Ack (Acknowledge) : Master Nth data byte Slave Acknowledge Master Stop INDEX BLOCK READ PROTOCOL Master can stop reading any time by issuing the stop bit without waiting until Nth byte (byte count bit30-37). Bit # of bits From Description 1 1 Master Start 2-9 8 Master D2H 10 1 Slave Ack (Acknowledge) 11-18 8 Master Registeroffsetbyte(startingbyte) 19 1 Slave Ack (Acknowledge) 20 1 Master RepeatedStart 21-28 8 Master D3H 29 1 Slave Ack (Acknowledge) 30-37 8 Slave Byte count, N (block read back of N bytes), power on is 8 38 1 Master Ack (Acknowledge) 39-46 8 Slave first data byte (Offset data byte) 47 1 Master Ack (Acknowledge) 48-55 8 Slave 2nd data byte Ack (Acknowledge) : Master Ack (Acknowledge) Slave Nth data byte Notacknowledge Master Stop INDEX BYTE WRITE Setting bit[11:18] = starting address, bit[20:27] = 01h. INDEX BYTE READ Setting bit[11:18] = starting address. After reading back the first data byte, masterissuesStopbit. |
Similar Part No. - IDTCV123PV |
|
Similar Description - IDTCV123PV |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.NET |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |