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ZUSBOPTSC01ZAC 数据表(PDF) 70 Page - Zilog, Inc. |
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ZUSBOPTSC01ZAC 数据表(HTML) 70 Page - Zilog, Inc. |
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70 / 402 page ![]() General-Purpose I/O P R E L I M I N A R Y PS024604-1005 Z8 Encore!® Motor Control Flash MCUs Product Specification 48 Port A-C Input Data Registers Reading from the Port A–C Input Data registers, shown in Table 27, return the sampled values from the corresponding port pins. The Port A–C Input Data registers are read-only. Sampled data are from the corresponding port pin input. Table 26. Port A–B Alternate Function 1 Sub-Registers BITS 7 6 5 4 3 2 1 0 FIELD AF1_7 AF1_6 AF1_5 AF1_4 AF1_3 AF1_2 AF1_1 AF1_0 RESET 0 0 0 000 00 R/W R/WR/W R/WR/W R/WR/W R/WR/W ADDR If 07H in Port A-C Address Register, accessible through the Port A-C Control Register Bit Position Value (H) Description [7:0] AF1 0 Port Alternate Function 1 select. The alternate function 1 function is not selected. 1 The alternate function 1 function is selected. Table 27. Port A-C Input Data Registers (PxIN) BITS 7 6 5 4 3 2 1 0 FIELD PIN7 PIN6 PIN5 PIN4 PIN3 PIN2 PIN1 PIN0 RESET X X X X X X X X R/W R R R R R R R R ADDR FD2H, FD6H, FDAH Bit Position Value (H) Description [7:0] PIN 0 Port Input Data x Input data is a logical 0 (Low). 1 Input data is a logical 1 (High). |
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