Description: When P0 as the I/O port to use, especially as the output, open drain output stage circuit is to be an external pull-up resistor will have a high output if, as input, the corresponding latch must first write " 1 " , it will not affect the input level.
To Search:
File list (Check if you may need any files):
lesson1_1\lesson1_1.c
.........\lesson1_1.Opt
.........\lesson1_1.plg
.........\lesson1_1.Uv2
.........\lesson1_1_Opt.Bak
.........\lesson1_1_Uv2.Bak
lesson1_1
Download