Epson S5U1C17801T1100 User Manual
Page 27
7 I/O PORT
S5U1C17801T1100 HARDWARE MANUAL
EPSON
21
(SOFTWARE EVALUATION TOOL FOR S1C17801)
Port Direction
Multiplex
Signal Name
Connected to
P62
I/O
Memory
P62/A2
Expansion I/F (Connector No.: J18) &
SRAM & NOR Flash
P63
I/O
Memory
P63/A3
P64
I/O
Memory
P64/A4
P65
I/O
Memory
P65/A5
P66
I/O
Memory
P66/A6
P67
I/O
Memory
P67/A7
P70
I/O
Memory
P70/A8
P71
I/O
Memory
P71/A9
P72
I/O
Memory
P72/A10
P73
I/O
Memory
P73/A11
P74
I/O
Memory
P74/A12
P75
I/O
Memory
P75/A13
P76
I/O
Memory
P76/A14
P77
I/O
Memory
P77/A15
P80
I/O
Memory
P80/A16
P81
I/O
Memory
P81/A17
P82
I/O
Memory
P82/A18
P83
I/O
Memory
P83/A19
P84
I/O
Memory
P84/A20
P85
I/O
Memory
P85/A21
Expansion I/F (Connector No.: J18) &
NOR Flash
P86
I/O
Memory
P86/A22/CMU_CLK
P90
I/O
Memory
P90/D0
Expansion I/F (Connector No.: J18) &
SRAM & NOR Flash & NAND Flash
P91
I/O
Memory
P91/D1
P92
I/O
Memory
P92/D2
P93
I/O
Memory
P93/D3
P94
I/O
Memory
P94/D4
P95
I/O
Memory
P95/D5
P96
I/O
Memory
P96/D6
P97
I/O
Memory
P97/D7
PA0
I/O
Memory
PA0/#CE0
NOR Flash
PA1
I/O
Memory
PA1/#CE1
SRAM
PA2
I/O
Memory
PA2/#CE2
NAND Flash
PA3
I/O
Memory
PA3/#CE3
NAND Flash
PA4
I/O
Memory
PA4/#RD
NOR Flash & SRAM
PA5
I/O
Memory
PA5/#WRL
NOR Flash & SRAM
PA6
I/O
Memory
PA6/#WRH/#BSH
SRAM
PB0
I/O
Memory
PB0/D8
Expansion I/F (Connector No.: J18) &
SRAM & NOR Flash
PB1
I/O
Memory
PB1/D9
PB2
I/O
Memory
PB2/D10
PB3
I/O
Memory
PB3/D11
PB4
I/O
Memory
PB4/D12
PB5
I/O
Memory
PB5/D13
PB6
I/O
Memory
PB6/D14
PB7
I/O
Memory
PB7/D15
PC0
I/O
LCD
PC0/FPDAT0/CMU_CLK Rotary encoder
PC1
I/O
LCD
PC1/FPDAT1/#WDT_NMI
PC2
I/O
LCD
PC2/FPDAT2/#ADTRG Switch IC → NAND Flash or reset
PC3
I/O
LCD
PC3/FPDAT3/PWMPRT0 Switch IC → NAND Flash or
expansion I/F (Connector No.: J8)
PC4
I/O
LCD
PC4/FPDAT4
Expansion I/F (Connector No.: J12)
PC5
I/O
LCD
PC5/FPDAT5
PC6
I/O
LCD
PC6/FPDAT6
PC7
I/O
LCD
PC7/FPDAT7