Sony PRS-500 Service Manual page 43

Pin No. Pin Name
N15 H_RW
P1 VSS
P2 D8
P3 D9
P4 D10
P5 D11
P6 D12
P7 D13
P8 D15
P9 SLOW_CLK_MID
P10 TST1
P11 VDD
P12 SDA
P13 PWR_POS
P14 PWR_GATE
P15 VSS
R1 D1
R2 n.c.
R3 D3
R4 D4
R5 D5
R6 D6
R7 D7
R8 D14
R9 SLOW_CLK_IN
R10 SLOW_CLK_OUT
R11 VSS
R12 SCL
R13 COM_PWM
R14 n.c.
R15 BORDER1
I/O
I Read/write from main CPU
— Ground
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O Slow clock mid point
O Test mode (normal = "0")(Not used (Fixed to "L"))
I +3V0
— IIC bus serial data
I/O Positive power
O Gate for power
O Ground
— 32 bits data bus
I/O Not used (Open)
— 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O Slow clock input
IO Slow clock output
— Ground
I/O IIC bus serial clock
O Common PWM output (Not used (Open))
— Not used (Open)
O Border control
Description
PRS-500
43