ST7263BH2T1 datasheet(34/145 Pages) STMICROELECTRONICS

部件名	ST7263BH2T1

功能描述	Low speed USB 8-bit MCU family with up to 32K Flash/ROM, DFU capability, 8-bit ADC, WDG, timer, SCI & I짼C

PDF	145 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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34 / 145 page

ST7263BDx ST7263BHx ST7263BKx ST7263BE

34/145

I/O ports (Cont’d)

10.3.1 Port A

Table 10. Port A0, A3, A4, A5, A6, A7 description

Figure 22. PA0, PA3, PA4, PA5, PA6, PA7 and PD[7:4] configuration

PORT A

I / O

Alternate function

Input1

Output

Signal

Condition

PA0

with pull-up

push-pull

MCO (Main Clock Output)

MCO = 1 (MISCR)

PA3

with pull-up

push-pull

Timer EXTCLK

CC1 =1

CC0 = 1 (Timer CR2)

PA4

with pull-up

push-pull

Timer ICAP1

IT1 Schmitt triggered input

IT1E = 1 (ITIFRE)

PA5

with pull-up

push-pull

Timer ICAP2

IT2 Schmitt triggered input

IT2E = 1 (ITIFRE)

PA62

with pull-up

push-pull

Timer OCMP1

OC1E = 1

IT3 Schmitt triggered input

IT3E = 1 (ITIFRE)

PA7

with pull-up

push-pull

Timer OCMP2

OC2E = 1

IT4 Schmitt triggered input

IT4E = 1 (ITIFRE)

1Reset State

2Not available on SO24

DDR

LATCH

DR SEL

DDR SEL

VDD

PAD

ALTERNATE ENABLE

ALTERNATE

ALTERNATE INPUT

PULL-UP

OUTPUT

P-BUFFER

N-BUFFER

CMOS SCHMITT TRIGGER

VSS

VDD

DIODES

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