ST72260G datasheet(42/171 Pages) STMICROELECTRONICS

부품명	ST72260G

상세설명	8-BIT MCU WITH FLASH OR ROM MEMORY, ADC, TWO 16-BIT TIMERS, I2C, SPI, SCI INTERFACES

PDF	171 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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42 / 171 page

ST72260G, ST72262G, ST72264G

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I/O PORTS (Cont’d)

9.7 DEVICE-SPECIFIC I/O PORT CONFIGURATION

The I/O port register configurations are summa-

rised as follows.

Interrupt Ports

PA7, PA5, PA3:0, PB7:0, PC5:0 (with pull-up)

True Open Drain Interrupt Ports

PA6, PA4 (without pull-up)

Table 9. Port Configuration

MODE

DDR

floating input

pull-up interrupt input

open drain output

push-pull output

MODE

DDR

floating input

floating interrupt input

open drain (high sink ports)

Port

Pin Name

Input (DDR = 0)

Output (DDR = 1)

OR = 0

OR = 1

OR = 0

OR = 1

High-Sink

Port A

PA7

floating

pull-up interrupt

open drain

push-pull

Yes

PA6

floating

floating interrupt

true open-drain

PA5

floating

pull-up interrupt

open drain

push-pull

PA4

floating

floating interrupt

true open-drain

PA3:0

floating

pull-up interrupt

open drain

push-pull

Port B

PB7:0

floating

pull-up interrupt

open drain

push-pull

Port C

PC5:0

floating

pull-up interrupt

open drain

push-pull

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