M32C80 Datasheet, PDF (292/352 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

M32C/80 Group
22. Programmable I/O Ports
Function Select Register C
b7 b6 b5 b4 b3 b2 b1 b0
Symbol
PSC
Address
03AF16
After Reset
00X0 00002
Bit
Symbol
Bit Name
Function
RW
PSC_0 ^{Port P70 Output Peripheral 0: TxD2/SDA2 output}
Function Select Bit
1: Selected by the PSD1_0 bit
RW
Port P71 Output Peripheral 0: SCL2 output
PSC_1 _{Function Select Bit}
1: Do not set to this value
RW
PSC_2
Port P72 Output Peripheral 0: CLK2 output
Function Select Bit
1: V
RW
PSC_3 ^{Port P73 Output Peripheral 0: RTS2}
Function Select Bit
1: ISTxD1
RW
PSC_4 ^{Port P74 Output Peripheral 0: TA2OUT output}
Function Select Bit
1: ISCLK1
RW
Nothing is assigned. When write, set to "0".
(b5) ^{When read, its content is indeterminate.}
PSC_6 ^{Port P76 Output Peripheral 0: Selected by the PSD1_6 bit}
Function Select Bit
1: Do not set to this value
RW
Key Input Interrupt
0: P104 to P107 or KI0 to KI3
PSC_7 _{Disabled Select Bit}
1: AN4 to AN7(1)
RW
NOTE:
1. Set the ILVL2 to ILVL0 bits in the the KUPIC register to "0002" (interrupt disabled) when changing
the PSC_7 bit setting.
Although AN4 to AN7 can be used when the PSC_7 bit is set to "0", power consumption may increase.
Figure 22.11 PSC Register
Rev. 1.00 Nov. 01, 2005 ^{Page 273} of 330
REJ09B0271-0100