Samsung S3F84B8 - Pin Descriptions

S3F84B8_UM_REV 1.00 1 OVERVIEW OF S3F84B8 MICROCONTROLLER
1-7
1.1.5 PIN DESCRIPTIONS
Table 1-1
shows the pin descriptions (20-DIP/20-SOP) in S3F84B8.
Table 1-1 Pin Descriptions (20-DIP/20-SOP) in S3F84B8
Pin Name Pin
Type
Pin Description Circuit
Type
Pin No. Shared
Pins
INT0-INT5 I External interrupts 1-3
2-1
2-8 P0.0-P0.6
ADC0-ADC7 I A/D converter analog input channels 1-1
1-2
12-19 P2.0-2.7
BUZ O Frequency output from buzzer 1-3 5 P0.3
PWM O PWM output 1-3 6 P0.4
TAOUT O Timer/counter(A) match output, or
Timer/counter(A) PWM output
1-3 8 P0.6
TACK I Timer/counter(A) external clock input 1-1 9 P1.0
TACAP I Timer/counter(A) external capture input 1-1 10 P1.1
TDOUT O Timer/counter(D) match output, or
Timer/counter(D) PWM output
1-1 12 P2.0
CMP0_P I Comparater0 positive input pin 1-1 9 P1.0
CMP0_N I Comparater0 negative input pin 1-1 10 P1.1
CMP1_N I Comparater1 negative input pin 1-1 11 P1.2
CMP2_N I Comparater2 negative input pin 1-1 16 P2.4
CMP3_N I Comparater3 negative input pin 1-1 17 P2.5
OPA_O O Operational amplifier output pin 1-2 15 P2.3
OPA_N I Operational amplifier negative input pin 1-1 14 P2.2
OPA_P I Operational amplifier positive input pin 1-1 13 P2.1
nRESET I Reset Pin 3 4 P0.2