STC micro STC8A8K64D4 Series Reference Manual page 26

STC8A8K64D4 Series Manual
Pin number
LQFP64 LQFP48 LQFP44
10 6 5
11 7 6
12 8 7
13 9 8
14 10 9
15 11 10
16 12 11
17 13 12
18 14 13
19 15 14
20 16 15
21 17 16
name
PDIP40
P1.4
ADC4
PWM4_2
10
MISO
SDA
CCP3
P4.4
RD
TxD_4
P1.5
ADC5
PWM5_2
11
SCLK
SCL
CCP2
P1.6
ADC6
RxD_3
12 PWM6_2
MCLKO_2
CCP1
XTALO
P1.7
ADC7
TxD_3
13
PWM7_2
CCP0
XTALI
14 ADC_AGnd
15 AVref
16 ADC_AVcc
P5.4
17 NRST
MCLKO
18 Vcc
19 P5.5
20 Gnd
type
I/O Standard IO port
I ADC analog input 4
O Enhanced PWM channel 4 output pin
I/O Master Iutput/Slave Onput of SPI
I/O Serial data line of I2C
I/O Capture input and pulse output of PCA
I/O Standard IO port
O READ signal of external bus
O Transmit pin of USART1
I/O Standard IO port
I ADC analog input 5
O Enhanced PWM channel 5 output pin
I/O Serial Clock of SPI
I/O Clock line of I2C
I/O Capture input and pulse output of PCA2
I/O Standard IO port
I ADC analog input 6
I Input of USART1
O Enhanced PWM channel 6 output pin
O Main clock output
I/O Capture input and pulse output of PCA1
O Connect to external oscillator
I/O Standard IO port
I ADC analog input 7
O Transmit pin of USART 1
O Enhanced PWM channel 7 output pin
I/O Capture input and pulse output of PCA0
I Connect to external oscillator
GND ADC Ground
I Reference voltage pin of ADC
VCC ADC Power Supply
I/O Standard IO port
I Reset pin (low level reset)
O Main clock output
VCC Power Supply
I/O Standard IO port
GND Ground
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description
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