- Category:
- SCM
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-
- File Size:
- 35kb
- Update:
- 2014-12-06
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- Uploaded by:
- JAKE
Description: A1, A0: Address line used to port 8255 PA, PB port, PC port and a control register when A1 = 0, A0 = 0 时, PA port is selected when A1 = 0, A0 = 1 when. The PB is selected when A1 = 1, A0 = 0 时, PC port is selected when A1 = 1.A0 = 1, the control register is selected
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8255仿真\8255C键盘显示器程序34.DSN
........\8255C键盘显示器程序34.hex
........\8255C键盘显示器程序34.PWI
........\Last Loaded 8255C键盘显示器程序34.DBK
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