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Motore di ricerca datesheet componenti elettronici |
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Motore di ricerca datesheet componenti elettronici |
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SN8A1702AX Scheda tecnica(PDF) 87 Page - SONiX Technology Company |
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SN8A1702AX Scheda tecnica(HTML) 87 Page - SONiX Technology Company |
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87 / 112 page  Preliminary SN8P1702A/SN8P1703A 8-bit micro-controller build-in 12-bit ADC SONiX TECHNOLOGY CO., LTD Page 87 Revision 0.5 1 1 10 0 0 I/O PORT OVERVIEW The SN8P1702A/SN8P1703A provides up to 4 ports for users’ application, consisting of one input only port (P0), four I/O ports (P1, P4, P5). The direction of I/O port is selected by PnM register and PnUR register (N=0,1,4,5) is defined for user setting pull-up register. After the system resets, all ports work as input function without pull-up resistors. Figure 10-1. The I/O Port Block Diagram Note : All of the latch output circuits are push-pull structures. Port0 structure PUR Pin Int. bus PUR PnM Pin Int. bus PnM Latch Port1, 4, 5 structure PnM Port0 structure PUR Pin Int. bus PUR PnM Pin Int. bus PnM Latch Port1, 4, 5 structure PnM |
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