Renesas M32R/ECU Series - Page 192

8
8-19
INPUT/OUTPUT PORTS AND PIN FUNCTIONS
32180 Group User’s Manual (Rev.1.0)
P21 Operation Mode Register (P21MOD) <Address: H’0080 0755>
9 1011121314b15b8
P213MD
P212MD
P211MDP210MD
P214MD P215MD P216MD P217MD
00000000
<After reset: H’00>
b Bit Name Function R W
8 P210MD 0: P210 R W
Port P210 operation mode bit 1: TO37
9 P211MD 0: P211 R W
Port P211 operation mode bit 1: TO38
10 P212MD 0: P212 R W
Port P212 operation mode bit 1: TO39
11 P213MD 0: P213 R W
Port P213 operation mode bit 1: TO40
12 P214MD 0: P214 R W
Port P214 operation mode bit 1: TO41
13 P215MD 0: P215 R W
Port P215 operation mode bit 1: TO42
14 P216MD 0: P216 R W
Port P216 operation mode bit 1: TO43
15 P217MD 0: P217 R W
Port P217 operation mode bit 1: TO44
P22 Operation Mode Register (P22MOD) <Address: H’0080 0756>
123456b7b0
P220MD P222MD P223MD P224MD P225MD P226MD P227MD
0 000000
0
<After reset: H’00>
b Bit Name Function R W
0 P220MD 0: P220 R W
Port P220 operation mode bit 1: CTX0
1 No function assigned. Fix to "0". 00
2 P222MD 0: P222 R W
Port P222 operation mode bit 1: CTX1
3 P223MD 0: P223 R W
Port P223 operation mode bit 1: CRX1
4 P224MD 0: P224 R W
Port P224 operation mode bit (Note 1) 1: A11/CS2# (Note 2)
5 P225MD 0: P225 R W
Port P225 operation mode bit (Note 1) 1: A12/CS3# (Note 2)
6 P226MD 0: P226 R W
Port P226 operation mode bit (Note 1) 1: CS2#
7 P227MD 0: P227 R W
Port P227 operation mode bit (Note 1) 1: CS3#
Note 1: Port P224–P227 operation mode bits are useful only when the CPU operates in external extension mode.
Note 2: These functions are selected using the P22 Peripheral Output Select Register.
Note: • P221 is the CAN input-only pin.
8.3 Input/Output Port Related Registers