INPUT/OUTPUT PORTS AND PIN FUNCTIONS
8.3 Input/Output Port Related Registers
8
P21 Operation Mode Register (P21MOD)
<Address: H’0080 0755>
b8
9
10
P212MD
0
11
12
13
14
b15
P210MD P211MD
P213MD P214MD P215MD P216MD P217MD
0
0
0
0
0
0
0
<After reset: H’00>
b
8
Bit Name
P210MD
Function
R
R
W
W
0: P210
1: TO37
Port P210 operation mode bit
9
P211MD
0: P211
1: TO38
R
R
R
R
R
R
R
W
W
W
W
W
W
W
Port P211 operation mode bit
10
11
12
13
14
15
P212MD
0: P212
1: TO39
Port P212 operation mode bit
P213MD
0: P213
1: TO40
Port P213 operation mode bit
P214MD
0: P214
1: TO41
Port P214 operation mode bit
P215MD
0: P215
1: TO42
Port P215 operation mode bit
P216MD
0: P216
1: TO43
Port P216 operation mode bit
P217MD
0: P217
1: TO44
Port P217 operation mode bit
P22 Operation Mode Register (P22MOD)
<Address: H’0080 0756>
b0
1
2
3
4
5
6
b7
P220MD
0
P222MD P223MD P224MD P225MD P226MD P227MD
0
0
0
0
0
0
0
<After reset: H’00>
b
Bit Name
P220MD
Function
R
R
W
W
0
0: P220
1: CTX0
Port P220 operation mode bit
1
2
No function assigned. Fix to "0".
0
0
P222MD
0: P222
1: CTX1
R
W
Port P222 operation mode bit
3
4
5
6
7
P223MD
0: P223
1: CRX1
R
R
R
R
R
W
W
W
W
W
Port P223 operation mode bit
P224MD
0: P224
Port P224 operation mode bit (Note 1)
1: A11/CS2# (Note 2)
P225MD
0: P225
Port P225 operation mode bit (Note 1)
1: A12/CS3# (Note 2)
P226MD
0: P226
1: CS2#
Port P226 operation mode bit (Note 1)
P227MD
0: P227
1: CS3#
Port P227 operation mode bit (Note 1)
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.
32180 Group User’s Manual (Rev.1.0)
8-19
RENESAS [ RENESAS TECHNOLOGY CORP ]
