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HT1380实时时钟驱动程序//HT1380实时时钟驱动程序sbit clock_dat=P0^1; sbit clock_clk=P0^2; sbit clock_rst=P0^3; sbit a0=ACC^0; sbit a1=ACC^1; sbit a2=ACC^2; sbit a3=ACC^3; sbit a4=ACC^4; sbit a5=ACC^5; sbit a6=ACC^6; sbit a7=ACC^7; void clock_out(unsigned char dd) { ACC=dd; clock_dat=a0;clock_clk=1;clock_clk=0; clock_dat=a1;clock_clk=1;clock_clk=0; clock_dat=a2;clock_clk=1;clock_clk=0; clock_dat=a3;clock_clk=1;clock_clk=0; clock_dat=a4;clock_clk=1;clock_clk=0; clock_dat=a5;clock_clk=1;clock_clk=0; clock_dat=a6;clock_clk=1;clock_clk=0; clock_dat=a7;clock_clk=1;clock_clk=0; } unsigned char clock_in(void) { clock_dat=1; a0=clock_dat; clock_clk=1;clock_clk=0;a1=clock_dat; clock_clk=1;clock_clk=0;a2=clock_dat; clock_clk=1;clock_clk=0;a3=clock_dat; clock_clk=1;clock_clk=0;a4=clock_dat; clock_clk=1;clock_clk=0;a5=clock_dat; clock_clk=1;clock_clk=0;a6=clock_dat; clock_clk=1;clock_clk=0;a7=clock_dat; return(ACC); } unsigned char read_clock(unsigned char ord) { unsigned char dd=0; clock_clk=0; clock_rst=0; clock_rst=1; clock_out(ord); dd=clock_in(); clock_rst=0; clock_clk=1; return(dd); } void write_clock(unsigned char ord,unsigned char dd) { clock_clk=0; clock_rst=0; clock_rst=1; clock_out(ord); clock_out(dd); clock_rst=0; clock_clk=1; } 上一篇：DS1302时钟芯片驱动程序 下一篇：ht9200b驱动程序 实时 clock_clk clock_dat sbit ACC unsigned 实时 clock_clk clock_dat sbit ACC unsigned |
