M16C62_M Datasheet, PDF (586/615 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

Appendix 3 Setting register for pin function selected
Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Pin name P61/CLK0
Pin No.
37 (FP)
35 (GP)
Function selection
1,3EEh 4,3FDh 3,3A0h
Setting register
CLK0
I Serial I/O clock input
0
X
1
CLK0
O Serial I/O clock output
X
X
0
P61
I Port input (No pulled high)
0
0
X
P61
I Port input (Pulled high)
0
1
X
P61
O Port output
1
X
X
1,3EEh Port P61 direction register
4,3FDh P60 to P63 pull-up control register
3,3A0h Internal/external clock select bit of UART0 transmit/receive mode register
Remark 1: Set serial I/O enabled by serial I/O mode select bit of UART0 transmit/receive mode register.
Remark 2: It become I/O port when UART mode selected.
Remarks Page
1
1-108
1, 2
1-108
1-163
1-163
1-163
1-168
1-170
1-113
Pin name P60/CTS0/RTS0
Pin No.
38 (FP)
36 (GP)
Function selection
0,3EEh 4,3FDh
4,3A4h
Setting register
2,3A4h
RTS0
O RTS output
X
X
0
1
CTS0
I CTS input
0
X
0
0
P60
I Port input (No pulled high)
0
0
X
X
P60
I Port input (Pulled high)
0
1
X
X
P60
O Port output
1
X
X
X
0,3EEh Port P60 direction register
4,3FDh P60 to P63 pull-up control register
4,3A4h CTS/RTS disable bit of UART0 transmit/receive control register 0
2,3A4h CTS/RTS function select bit of UART0 transmit/receive control register 0
Remark 1: Set serial I/O enabled by serial I/O mode select bit of UART0 transmit/receive mode register.
Remarks Page
1
1-108
1
1-108
1-163
1-163
1-163
1-168
1-170
1-114
1-114
Pin name P57/RDY/CLKOUT
Pin No.
39 (FP)
37 (GP)
Function selection
7,3EBh 3,3FDh
1,004h
Setting register
0,004h 1,006h 0,006h
CLKOUT O CLKOUT output
X
X
0
0
Except 00
RDY
I RDY input
X
X
X
1
X
X
P57
I Port input (No pulled high)
0
0
0
0
0
0
P57
I Port input (Pulled high)
0
1
0
0
0
0
P57
O Port output
1
X
0
0
0
0
7,3EBh Port P57 direction register
3,3FDh P54 to P57 pull-up control register
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
1,006h Clock output function select bit of system clock control register 0
0,006h Clock output function select bit of system clock control register 0
Remark 1: When the user is using the RDY, the wait bit of relevant chip selects must be set to "0".
Remarks Page
1-40
1
1-32
1-163
1-163
1-163
1-168
1-170
1-23
1-23
1-39
1-39
2-269