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SN8P2613 датащи(PDF) 67 Page - SONiX Technology Company |
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SN8P2613 датащи(HTML) 67 Page - SONiX Technology Company |
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67 / 102 page ![]() SN8P2610 Series 8-Bit Micro-Controller SONiX TECHNOLOGY CO., LTD Page 67 Version 1.3 7 7 7 I/O PORT 7.1 I/O PORT MODE The port direction is programmed by PnM register. All I/O ports can select input or output direction. 0B8H Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 P0M - - - - - - P01M P00M Read/Write - - - - - - R/W R/W After reset - - - - - - 0 0 0C1H Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 P1M P17M P16M - P14M P13M P12M P12M P10M Read/Write R/W R/W - R/W R/W R/W R/W R/W After reset 0 0 - 0 0 0 0 0 0C5H Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 P5M P57M P56M P55M P54M P53M P52M P51M P50M Read/Write R/W R/W R/W R/W R/W R/W R/W R/W After reset 0 0 0 0 0 0 0 0 Bit[7:0] PnM[7:0]: Pn mode control bits. (n = 0~5). 0 = Pn is input mode. 1 = Pn is output mode. Note: 1. Users can program them by bit control instructions (B0BSET, B0BCLR). 2. P1.5 is input only pin, and the P1M.5 keeps “1”. Example: I/O mode selecting CLR P0M ; Set all ports to be input mode. CLR P1M CLR P5M MOV A, #0FFH ; Set all ports to be output mode. B0MOV P0M, A B0MOV P1M, A B0MOV P5M, A B0BCLR P1M.2 ; Set P1.2 to be input mode. B0BSET P1M.2 ; Set P1.2 to be output mode. |
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