各模块电路图汇总1、主机模块电路图p1
78RST9RXd/p3
010TXD/p3
111INT0/P3
212INT1/P3
313T0/P3
414T1/P3
515WR/P3
616RD/p3
717XTAL218XTAL119p2
728PSEN29ALE/PROG30EA/Vpp31P0
039805112M30p30p12345678910kp0
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147u1k+5+52、LED 数码管电路abfcgdeDPY76421910abcdefg5dpdpGND8GND3DS8DPY_7-SEG_DPabfcgdeDPY76421910abcdefg5dpdpGND8GND3DS7DPY_7-SEG_DPabfcgdeDPY76421910abcdefg5dpdpGND8GND3DS6DPY_7-SEG_DPabfcgdeDPY76421910abcdefg5dpdpGND8GND3DS5DPY_