M16C62_N Datasheet, PDF (599/621 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY

Appendix 3 Setting register for pin function selected
Mitsubishi microcomputers
M16C / 62 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Pin name P53/BCLK
Function selection
BCLK
P53
P53
P53
O BCLK output
I Port input (No pulled high)
I Port input (Pulled high)
O Port output
Pin name P52/RD
Function selection
RD
O RD output
P52
I Port input (No pulled high)
P52
I Port input (Pulled high)
P52
O Port output
Pin name P51/WRH/BHE
Function selection
BHE
WRH
P51
P51
P51
O BHE output
O WRH output
I Port input (No pulled high)
I Port input (Pulled high)
O Port output
Pin name P50/WRL/WR
Function selection
WR
WRL
P50
P50
P50
O WR output
O WRL output
I Port input (No pulled high)
I Port input (Pulled high)
O Port output
Pin No.
43 (FP)
41 (GP)
Setting register
3,3EBh 2,3FDh 7,004h 1,004h 0,004h
X
X
0
X
1
0
0
X
0
0
0
1
X
0
0
1
X
X
0
0
3,3EBh Port P53 direction register
2,3FDh P50 to P53 pull-up control register
7,004h BCLK output disable bit of processor mode register 0
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
Pin No.
44 (FP)
42 (GP)
Setting register
2,3EBh 2,3FDh 1,004h 0,004h
X
X
X
1
0
0
0
0
0
1
0
0
1
X
0
0
2,3EBh Port P52 direction register
2,3FDh P50 to P53 pull-up control register
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
Pin No.
45 (FP)
43 (GP)
Setting register
1,3EBh 2,3FDh 2,004h 1,004h 0,004h
X
X
0
X
1
X
X
1
X
1
0
0
X
0
0
0
1
X
0
0
1
X
X
0
0
1,3EBh Port P51 direction register
2,3FDh P50 to P53 pull-up control register
2,004h R/W mode select bit of processor mode register 0
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
Pin No.
46 (FP)
44 (GP)
Setting register
0,3EBh 2,3FDh 2,004h 1,004h 0,004h
X
X
0
X
1
X
X
1
X
1
0
0
X
0
0
0
1
X
0
0
1
X
X
0
0
0,3EBh Port P50 direction register
2,3FDh P50 to P53 pull-up control register
2,004h R/W select bit of processor mode register 0
1,004h Processor mode bit of processor mode register 0
0,004h Processor mode bit of processor mode register 0
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