ST7260 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

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ST7260

LOW SPEED USB 8-BIT MCU FAMILYWITH UP TO 8K FLASH/ROM AND SERIAL COMMUNICATION INTERFACE (SCI)

STMicroelectronics 

ST7260

I/O PORTS (Cont’d)

9.2.3 Port C

Table 13. Port C Description

PORT C

PC0

PC1

Input1

with pull-up

with pull-up

I/O

Output

push-pull

push-pull

PC22

with pull-up

1Reset State

2Not available on SO24

push-pull

Alternate Function

Signal

Condition

RDI (SCI input)

TDO (SCI output)

SCI enable

USBOE (USB output ena- USBOE =1

ble)

(MISCR)

Figure 22. Port C Configuration

ALTERNATE 1

OUTPUT

0

DR

LATCH

DDR

LATCH

DDR SEL

ALTERNATE ENABLE

VDD

ALTERNATE ENABLE

P-BUFFER

PULL-UP

VDD

PAD

DR SEL

1

0

ALTERNATE INPUT

N-BUFFER

ALTERNATE ENABLE

VSS

CMOS SCHMITT TRIGGER

DIODES

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