Sony PRS-500 Service Manual page 36

PRS-500
Pin No. Pin Name
K11 BOOT2
K12 TDI
K13 BIG_ENDIAN
K14 RESET_OUT
K15 XTAL32K
L1 A10
L2 A9
L3 D17
L4 D18
L5 NVDD1
L6 NVDD1
L7 CS5
L8 D2
L9 PA20
L10 NVSS
L11 NVSS
L12 POR
L13 QVSS
L14 XTAL16M
L15 EXTAL32K
M1 D16
M2 D15
M3 D13
M4 D10
M5 EB3
M6 NVDD1
M7 CS4
M8 CS1
M9 AUDIO4
M10 RW
M11 NVSS
M12 BOOT3
M13 QVDD2
M14 RESET_IN
M15 EXTAL16M
N1 A8
N2 A7
N3 D12
N4 EB0
N5 D9
N6 D8
N7 CS3
N8 CS0
N9 AUDIO3
N10 D0
N11 DQM2
N12 DQM0
N13 SDCKE0
N14 TRISTATE
36
I/O
I System boot mode select input (Pull-up) (Not used (Fixed to "H"))
I Serial data input for test (Not used (Fixed to "H"))
I Big endian input (Not used (Fixed to "L"))
O Reset output
O 32kHz crystal output
O 25 bits address bus
O 25 bits address bus
I/O 32 bits data bus
I/O 32 bits data bus
— 2.9V DC input
— 2.9V DC input
O Chip select
I/O 32 bits data bus
— Not used (Open)
— Ground
— Ground
I Power on reset input
— Ground
O Crystal output (Not used (Open))
I 32kHz crystal input
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
I/O 32 bits data bus
O Not used (Open)
— 2.9V DC input
O Chip select
O Chip select
O Not used (Open)
O Read/write enable output
— Ground
I System boot mode select input (Not used (Fixed to "L"))
— 1.95V DC input
I Reset input from sub CPU
I Crystal input (Pull-down) (Not used (Fixed to "L"))
O 25 bits address bus
O 25 bits address bus
I/O 32 bits data bus
O Not used (Fixed to "H")
I/O 32 bits data bus
I/O 32 bits data bus
O Chip select
O Chip select
O Command data output for DAC
I/O 32 bits data bus
O Data enable output for SDRAM
O Data enable output for SDRAM
O Clock enable output for SDRAM
I Not used (Fixed to "L")
Description