The use of UART communication mode 0 and LM74. P0.7 used for the C8051F020 chip select, host TXD sent through the clock signal, to achieve synchronous communication, half-duplex. RXD for bi-directional data line. With six digital tube display LM74 temperature collected

Packet : 113172198lm74_uart.rar filelist
实验14\C8051F020.INC
实验14\SY9AC.doc
实验14\WLM74UART0.#1
实验14\WLM74UART0.#2
实验14\WLM74UART0.ASM
实验14\WLM74UART0.LST
实验14\WLM74UART0.OBJ
实验14\c8051F020.h
实验14\tmp.out
实验14

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