参数资料
型号: ST6246BB6/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP56
封装: 0.600 INCH, PLASTIC, SDIP-56
文件页数: 31/73页
文件大小: 1806K
代理商: ST6246BB6/XXX
Obsolete
Product(s)
- Obsolete
Product(s)
Obsolete
Product(s)
- Obsolete
Product(s)
37/73
ST62T46B/E46B
I/O PORTS (Cont’d)
4.1.5 I/O Port Option Registers
ORA/B/C (CCh PA, CEh PB, CFh PC)
Read/Write
Bit 7-0 = Px7 - Px0: Port A, B, C Option Register
bits.
4.1.6 I/O Port Data Direction Registers
DDRA/B/C (C4h PA, C5h PB, C6h PC)
Read/Write
Bit 7-0 = Px7 - Px0: Port A, B, C Data Direction
Registers bits.
4.1.7 I/O Port Data Registers
DRA/B/C (C0h PA, C1h PB, C3h PC)
Read/Write
Bit 7-0 = Px7 - Px0: Port A, B, C Data Registers
bits.
70
Px7
Px6
Px5
Px4
Px3
Px2
Px1
Px0
70
Px7
Px6
Px5
Px4
Px3
Px2
Px1
Px0
70
Px7Px6
Px5Px4
Px3Px2
Px1Px0
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