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ST62T40B 数据表(PDF) 38 Page - STMicroelectronics |
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ST62T40B 数据表(HTML) 38 Page - STMicroelectronics |
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38 / 72 page ![]() 38/72 ST62T40B/E40B I/O PORTS (Cont’d) 4.1.5 I/O Port Option Registers ORA/B/C (CCh PA, CDh 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 Px7 Px6 Px5 Px4 Px3 Px2 Px1 Px0 38 |
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