M32C80 Datasheet, PDF (227/352 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

M32C/80 Group
16. Serial I/O (Special Function)
Table 16.26 Pin Settings in GCI Mode (1)
Port
Function
Setting
P60
__________
CTS0 input⁽¹⁾
PS0 Register
PS0_0=0
PD6 Register
PD6_0=0
P61
CLK0 input
PS0_1=0
PD6_1=0
P62
RxD0 input
PS0_2=0
PD6_2=0
P63
P64
TxD0 output
__________
CTS1
input⁽¹⁾
PS0_3=1
PS0_4=0
–
PD6_4=0
P65
CLK1 input
PS0_5=0
PD6_5=0
P66
RxD1 input
PS0_6=0
PD6_6=0
P67
TxD1 output
PS0_7=1
–
NOTE:
_______
1. CTS input is used as a trigger siganl input.
Table 16.27 Pin Settings (2)
Port
Function
Setting
P70(1)
P71(1)
TxD2 output
RxD2 input
PS1 Register
PS1_0=1
PS1_1=0
PSL1 Register
PSL1_0=0
–
PSC Register
PSC_0=0
–
P72
CLK2 input
PS1_2=0
–
–
P73
__________
CTS2
input⁽²⁾
PS1_3=0
–
–
NOTES:
1. P70 and P71 are ports for the N-channel open drain output.
_______
2. CTS input is used as a trigger siganl input.
PD7 Register
–
PD7_1=0
PD7_2=0
PD7_3=0
Table 16.28 Pin Settings (3)
Port
Function
Setting
PS3 Register⁽¹⁾ PSL3 Register
PSL3 Register
PD9 Register⁽¹⁾
P90
CLK3 input
PS3_0=0
–
–
PD9_0=0
P91
RxD3 input
PS3_1=0
–
–
PD9_1=0
P92
P93
P94
TxD3 output
__________
CTS3 input⁽²⁾
__________
CTS4 input⁽²⁾
PS3_2=1
PS3_3=0
PS3_4=0
PSL3_2=0
–
PSL3_3=0
–
PSL3_4=0
–
–
PD9_3=0
PD9_4=0
P95
CLK4 input
PS3_5=0
PSL3_5=0
–
PD9_5=0
P96
TxD4 output
PS3_6=1
PSL3_6=0
PSL3_6=0
–
P97
RxD4 input
PS3_7=0
–
–
PD9_7=0
NOTES:
1. Set the PD9 and PS3 registers immediately after the PRC2 bit in the PRCR register is set to "1" (write enabled). Do
not generate an interrupt or a DMA transfer between the instruction to set to the PRC2 bit to "1" and the instruction to
set the PD9 and PS3 registers.
_______
2. CTS input is used for a trigger siganl input.
Rev. 1.00 Nov. 01, 2005 Page 208 of 330
REJ09B0271-0100