JVC TH-A75R Service Manual page 31

• Pin function
Pin No Symbol
1 SCK/SCL
2 SS/HA2
3 HREQ
4 SDO0/SDO0_1
5 SDO1/SDO1_1
6 SDO2/SDI3/SDO2_1/SDI3_1
7 SDO3/SDI2/SDO3_1/SDI2_1
8 VCCS
9 GNDS
10 SDO4/SDI1
11 SDO5/SDI0
12
13
14 SCKT
15 SCKR
16 HCKT
17 HCKR
18 VCCQL
19 GNDQ
20 VCCQH
21 HDS/HWR
22 HRW/HRD
23 HACK/HRRQ
24 HOREQ/HTRQ
25 VCCS
26 GNDS
27
28
29
30 HCS/HA10
31 HA9/HA2
32 HA8/HA1
33 HAS/HA0
34~37 HAD7~HAD4
38 VCCH
39 GNDH
40~43 HAD3~HAD0
44 RESET
45 VCCP
46 PCAP
47 GNDP
48 SDO5_1/SDI0_1
49 VCCQH
50 FST_1
51
52
53 SCKT_1
54 GNDQ
55 EXTAL
56 VCCQL
57 VCCC
58 GNDC
I/O
I/O SPI serial clock / I2C serial clock
I SPI slave select / I2C slave address 2
I/O Host request
O Serial data output 0
O Serial data output 1
O Serial data output 2 / Serial data input 3
O Serial data output 3 / Serial data input 2
- SHI,ESAI,ESAI_1,DAX and Timer power
- SHI,ESAI,ESAI_1,DAX and Timer ground
O Serial data output 4 / Serial data input 1
O Serial data output 5 / Serial data input 0
FST I/O Frame sync for transmitter
FSR I/O Frame sync for receiver
I/O Transmitter serial clock
I/O Receiver serial clock
I/O High frequency clock for transmitter
I/O High frequency clock for receiver
- Quite core (Low) power
- Quite ground
- Quite external (High) power
I Host data strobe / Host write data
I Host read write / Host read data
I Host acknowledge / Receive host request
O Host request / Transmit host request
- SHI,ESAI,ESAI_1,DAX and Timer power
- SHI,ESAI,ESAI_1,DAX and Timer ground
ADO O Digital audio data output
ACI I Audio clock input
TIO0 I/O Timer 0 schmitt-trigger input/output
I Host chip select / Host address 10
I Host address 9 / Host address input 2
I Host address 8 / Host address input 1
I Host address strobe / Host address input 0
I/O Host address/Data
- Host power
- Host ground
I/O Host address/Data
I Reset
- PLL power
I PLL capacitor
- PLL ground
I/O Serial data output 5_1 / Serial data input 0_1
- Quite external (High) power
I/O Frame sync for transmitter
AA2 O Address attribute or Row address strobe
CAS O Column address strobe
I/O Transmitter serial clock_1
- Quite ground
I External clock input
- Quite core (Low) power
- Bus control power
- Bus control ground
Function
(No.21189)1-31
TH-A75R