ST62P09CM3/XXX View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST62P09CM3/XXX

8-BIT OTP/EPROM MCUs WITH A/D CONVERTER, OSCILLATOR SAFEGUARD, SAFE RESET AND 20 PINS

STMicroelectronics 

ST62T08C/T09C ST62T10C/T20C/E20C

I/O PORTS (Cont’d)

4.1.3 I/O Port Option Registers

ORA/B (CCh PA, CDh PB) Read/Write

7

0

Px7 Px6 Px5 Px4 Px3 Px2 Px1 Px0

4.1.5 I/O Port Data Registers

DRA/B (C0h PA, C1h PB) Read/Write

7

0

Px7 Px6 Px5 Px4 Px3 Px2 Px1 Px0

Bit 7-0 = Px7 - Px0: Port A and B Option Register

bits.

4.1.4 I/O Port Data Direction Registers

DDRA/B (C4h PA, C5h PB) Read/Write

7

0

Px7 Px6 Px5 Px4 Px3 Px2 Px1 Px0

Bit 7-0 = Px7 - Px0: Port A and B Data Registers

bits.

Note: X = Don’t care

Bit 7-0 = Px7 - Px0: Port A and B Data Direction

Registers bits.

35/70

123

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