ST62T35B ST Microelectronics, ST62T35B Datasheet - Page 38

• Manufacturer Part Number: ST62T35B
• Description: (ST62E35B / ST62T35B) 8-BIT OTP/EPROM MCUs
• Manufacturer: ST Microelectronics

37
ST62T35B/E35B
I/O PORTS (Cont’d)
4.1.6 I/O Port Option Registers
ORA/B/C/D/E (CCh PA, CDh PB, CEh PC, CFh
PD, FEh PE)
Read/Write
Bit 7-0 = Px7 - Px0: Port A, B, C, D and E Option
Register bits.
4.1.7 I/O Port Data Direction Registers
DDRA/B/C/D/E (C4h PA, C5h PB, C6h PC, C7h
PD, FDh PE)
Read/Write
Bit 7-0 = Px7 - Px0: Port A, B, C, D and E Data Di-
rection Registers bits.
38/82
Px7
Px7
7
7
Px6
Px6
Px5
Px5
Px4
Px4
Px3
Px3
Px2
Px2
Px1
Px1
Px0
Px0
0
0
4.1.8 I/O Port Data Registers
DRA/B/C/D/E (C0h PA, C1h PB, C2h PC, C3h
PD, FCh PE)
Read/Write
Bit 7-0 = Px7 - Px0: Port A, B, C, D and E Data
Registers bits.
Px7
7
Px6
Px5
Px4
Px3
Px2
Px1
Px0
0