32176 Datasheet, PDF (197/742 Pages) Renesas Technology Corp – 32-BIT RISC SINGLE-CHIP MICROCOMPUTER

8
INPUT/OUTPUT PORTS AND PIN FUNCTIONS
8.3 Input/Output Port Related Registers
8.3.3 Port Operation Mode Registers
P7 Operation Mode Register (P7MOD)
b8
9
10
11
12
13
14
b15
P70MOD P71MOD P72MOD P73MOD P74MOD P75MOD P76MOD P77MOD
0
0
0
0
0
0
0
0
<Address: H’0080 0747>
<Upon exiting reset: H’00>
b
Bit Name
Function
RW
8
P70MOD
Port P70 operation mode bit (Note 2)
0: P70
1: BCLK/WR#
RW
9
P71MOD
Port P71 operation mode bit
0: P71
1: WAIT#
RW
10
P72MOD
Port P72 operation mode bit
0: P72
1: HREQ#
RW
11
P73MOD
Port P73 operation mode bit
0: P73
1: HACK#
RW
12
P74MOD
Port P74 operation mode bit
0: P74
1: RTDTXD/TXD3 (Note 1)
RW
13
P75MOD
Port P75 operation mode bit
0: P75
1: RTDRXD/RXD3 (Note 1)
RW
14
P76MOD
Port P76 operation mode bit
0: P76
1: RTDACK/CTX1 (Note 1)
RW
15
P77MOD
0: P77
RW
Port P77 operation mode bit
1: RTDCLK/CRX1 (Note 1)
Note 1: These functions are selected using the P7 Peripheral Function Select Register.
Note 2: When BUSMOD bit of the BUSMODC register is set to 1 (byte enable separate mode) in the external extension mode,
regardless of setting P7MOD register , P70/BCLK/WR# pin becomes a pin to output WR# signal.
P8 Operation Mode Register (P8MOD)
b0
1
2
3
4
5
6
b7
P82MOD P83MOD P84MOD P85MOD P86MOD P87MOD
0
0
0
0
0
0
0
0
b
Bit Name
0,1
No function assigned. Fix to "0".
2
P82MOD
Port P82 operation mode bit
3
P83MOD
Port P83 operation mode bit
4
P84MOD
Port P84 operation mode bit
5
P85MOD
Port P85 operation mode bit
6
P86MOD
Port P86 operation mode bit
7
P87MOD
Port P87 operation mode bit
Note: • Ports P80 and P81 are nonexistent.
Function
0: P82
1: TXD0
0: P83
1: RXD0
0: P84
1: SCLKI0/SCLKO0
0: P85
1: TXD1
0: P86
1: RXD1
0: P87
1: SCLKI1/SCLKO1
<Address: H’0080 0748>
<Upon exiting reset: H’00>
RW
00
RW
RW
RW
RW
RW
RW
32176 Group Hardware Manual
8-9
Rev.1.10 REJ09B0067-0110 Jun 20.06