gc80c521a CORERIVER Semiconductor, gc80c521a Datasheet - Page 14

• Manufacturer Part Number: gc80c521a
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

P3[7:0]
Symbol
5. Pin Descriptions
Input/Output
Direction
An 8-bit open-drain or push-pull I/O port or ADC Input.
• P3.0
• P3.1
• P3.2
• P3.3
• P3.4
• P3.5
• P3.6
• P3.7
• P3.0
• P3.1
• P3.2
• P3.3
• P3.4
• P3.5
• P3.6
• P3.7
• P3.0
• P3.1
• P3.2
• P3.3
• P3.4
• P3.5
• P3.6
• P3.7
(Cont’d)
ADC3.0 : A/D converter Input 24
ADC3.1 : A/D converter Input 25
ADC3.2 : A/D converter Input 26
ADC3.3 : A/D converter Input 27
ADC3.4 : A/D converter Input 28
ADC3.5 : A/D converter Input 29
ADC3.6 : A/D converter Input 30
ADC3.7 : A/D converter Input 31
PWM3.0 : PWM output 3.0
PWM3.1 : PWM output 3.1
PWM3.2 : PWM output 3.2
PWM3.3 : PWM output 3.3
PWM3.4 : PWM output 3.4
PWM3.5 : PWM output 3.5
PWM3.6 : PWM output 3.6
PWM3.7 : PWM output 3.7
RXD
TXD
INT0
INT1
T0
T1
WR
RD
Description
: UART Serial Port Input
: UART Serial Port Output
: External Interrupt Input 0
: External Interrupt Input 1
: Timer 0 External Input
: Timer 1 External Input
: External Data Memory Writer Strobe
: External Data Memory Read Strobe
MiDAS1.0B Family
•P3.0 : RXD / ADC3.0 / PWM3.0
•P3.1 : TXD / ADC3.1 / PWM3.1
•P3.2 : INT0 / ADC3.2 / PWM3.2
•P3.3 : INT1 / ADC3.3 / PWM3.3
•P3.4 : T0 / ADC3.4 / PWM3.4
•P3.5 : T1 / ADC3.5 / PWM3.5
•P3.6 : WR / ADC3.6 / PWM3.6
•P3.7 : RD / ADC3.7 / PWM3.7
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