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ST72141K2 数据表(PDF) 35 Page - STMicroelectronics

部件名 ST72141K2
功能描述  8-BIT MCU WITH ELECTRIC-MOTOR CONTROL, ADC, 16-BIT TIMERS, SPI INTERFACE
PDF  132 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST72141K2 数据表(HTML) 35 Page - STMicroelectronics

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I/O PORTS (Cont’d)
Interrupt Ports
PA7:0, PB5:3 (with pull-up)
True Open Drain Interrupt Ports
PB2:0 (without pull-up)
Table 7. Port Configuration
MODE
DDR
OR
floating input
0
0
pull-up interrupt input
0
1
open drain output
1
0
push-pull output
1
1
MODE
DDR
OR
floating input
0
0
floating interrupt input
0
1
true open drain (high sink ports)
1
X
Port
Pin name
Input
Output
OR = 0
OR = 1
OR = 0
OR = 1
Port A
PA7:0
floating
pull-up interrupt
open drain
push-pull
Port B
PB5:3
floating
pull-up interrupt
open drain
push-pull
PB2:0
floating
floating interrupt
true open drain



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