文件名称:8255ASMPROCCODE
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8255并行通讯(自发自收),设置8253计数器0工作方式,给8253计数器0送初值,向8251控制端口送3个0,向8251送控制字允许其发送和接收-8255 parallel communication (spontaneous self-closing), set 8253 counter 0 work, to the 8253 counter 0 to send the initial value to the 8251 control port to send 3 0 control word sent to the 8251 to allow it to send and receive
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下载文件列表
8255\8255
....\8255.bak
....\8255.c
....\8255.hex
....\8255.lnp
....\8255.LST
....\8255.M51
....\8255.OBJ
....\8255.Opt
....\8255.plg
....\8255.Uv2
....\8255_Opt.Bak
....\8255_Uv2.Bak
8255