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Category : SCM
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- Update : 2015-01-23
- Size : 61kb
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- Author ：5***
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Introduction - If you have any usage issues, please Google them yourself
In the 2.1 LED keyboard and digital tube display design on the basis of , add the following content:
Part of the circuit diagram 1, SCI serial port, TTL-232 level conversion
2, the corresponding program flow chart
3, programming and debugging, based on the 2.1, realize the serial port to receive, send function, as follows:
(1) press of a key, through the serial port to send key press number keys (repeat 4 bytes) and displayed on a virtual terminal
(2) 4 bits of input to the displayed value on a virtual terminal, serial port after receiving, in the digital tube display, number
Value of the input data format is s , 0~9 , 0~9 , 0~9 , 0~9 , e .
Packet file list
(Preview for download)
2串口\Last Loaded uart.DBK
.....\.istings\uart.m51
.....\Objects\uart
.....\.......\uart.hex
.....\uart.c
.....\uart.DSN
.....\uart.PWI
.....\uart.uvgui.MyPC
.....\uart.uvopt
.....\uart.uvproj
.....\Listings
.....\Objects
2串口
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