
REJ05B1160-0101 Rev.1.01 February 2010 Page 35 of 43
M16C/62P Group, R32C/111 Group
Differences between M16C/62P and R32C/111 (100 pin ver.)
4.18.2 Port I/O Function Selection
In the R32C/111, an output function of either the programmable I/O port or a peripheral function is
selected by the port Pi_j function select registers (i = 0 to 10, j = 0 to 7). As for the input function, if a
peripheral function input is assigned to multiple pins, an input pin to be connected is selected by the
input function select register. Refer to the hardware manual for details.
Table 4.47 Comparison Chart: Port Pi Direction Registers (i = 0 to 10)
Symbol
Address
Bits M16C/62P R32C/111
M16C/62P R32C/111
PD0 03E2h 03C2h - Address changed
PD1 03E3h 03C3h - Address changed
PD2 03E6h 03C6h - Address changed
PD3 03E7h 03C7h - Address changed
PD4 03EAh 03CAh - Address changed
PD5 03EBh 03CBh - Address changed
PD6 03EEh 03CEh - Address changed
PD7 03EFh 03CFh - Address changed
PD8 03F2h 03D2h - Address changed
PD9 03F3h 03D3h 0 PD9_2 Reserved
1 PD9_1 Reserved
2 PD9_0 Reserved
PD10 03F6h 03D6h - Address changed
Table 4.48 Comparison Chart: Port Pi Pull-up Control Registers (i = 0 to 10)
Symbol
Address
Bits M16C/62P R32C/111
M16C/
62P
R32C/111
PUR0 03FCh 03F0h - Address changed
PUR1 03FDh 03F1h - Address changed
4 P6_0 to P6_3 pull-up control bit Reserved
5 P6_4 to P6_7 pull-up control bit Reserved
6 P7_2 to P7_3 pull-up control bit Reserved
7 P7_4 to P7_7 pull-up control bit Reserved
PUR2 03DAh 03F2h - Address changed
0 P8_0 to P8_3 pull-up control bit P6_0 to P6_3 pull-up control bit
1 P8_4 to P8_7 pull-up control bit P6_4 to P6_7 pull-up control bit
2 P9_0 to P9_3 pull-up control bit P7_2 to P7_3 pull-up control bit
3 P9_4 to P9_7 pull-up control bit P7_4 to P7_7 pull-up control bit
4 P10_0 to P10_3 pull-up control bit P8_0 to P8_3 pull-up control bit
5 P10_4 to P10_7 pull-up control bit P8_4 to P8_7 pull-up control bit
6 NA P9_1 and P9_3 pull-up control bit
7 NA P9_4 to P9_7 pull-up control bit
PUR3 N/A 03F3h - NA Available only in the R32C/111
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