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Port
I/O
Default
function
1) Not available in SDOP52
Port Alternate functions
Alternate
Alternate
Function 2
Function 3
Toggle
Function
Toggle
Function
Control bit
Function
Control bit
Function
P0(0...7) I/O Port pin
P1(0)
I/O Port pin
PWME(E0)
PWM 8 bit channel 0
P1(1)
I/O Port pin
PWME(E1)
PWM 8 bit channel 1
P1(2)
I/O Port pin
PWME(E2)
PWM 8 bit channel 2
P1(3)
I/O Port pin
PWME(E3)
PWM 8 bit channel 3
P1(4)
I/O Port pin
PWME(E4)
PWM 8 bit channel 4
P1(5)
I/O Port pin
PWME(E5)
PWM 8 bit channel 5
P1(6)
I/O Port pin
PWME(E6)
PWM 14 bit channel 0
P1(7)
I/O Port pin
PWME(E7)
PWM 14 bit channel 1
P2(0)
I
Port pin
CADCCO(AD0)
ADC channel 0
P2(1)
I
Port pin
CADCCO(AD1)
ADC channel 1
P2(2)
I
Port pin
CADCCO(AD2)
ADC channel 2
P2(3)
I
Port pin
CADCCO(AD3)
ADC channel 3
P3(0)
I/O Port pin
CSCR0(O_E_P3_0)
ODD/Even indicator
P3(1)
I/O Port pin
Port input mode
External extra Int 0
Port output mode TXD
P3(2)
I/O Port pin
Port input mode
External interrupt 0
P3(3)
I/O Port pin
Port input mode
External interrupt 1
P3(4)
I/O Port pin
Port input mode
Timer/counter 0 input
P3(5)
I/O Port pin
Port input mode
Timer/counter 0 input
P3(6)
I/O Port pin
P3(7)
I/O Port pin
Port input mode
External extra Int 1
Port input mode
RXD
P4(0)
1)
I/O A17
CSCR4(A17_P4_0)
Port pin
P4(1)
1)
I/O A18
CSCR4(A18_P4_0)
Port pin
P4(2)
I/O Port pin
CSCR1(ENARW)
Read signal
P4(3)
I/O Port pin
CSCR1(ENARW)
Write signal
P4(4)
1)
I/O A19
CSCR1(A19_P4_4)
Port pin
P4(7)
I/O Port/VS in
CSCR0(VS_OE,
VS output
CSCR0(VS_OE,
OddEven output
P4_7_ALT
P4_7_ALT)
IC DESCRIPTION
APPENDIX
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