21__ISSN_1392-1215_Control-of-Asymmetrical-Multil

此为基于单片机的可视听诊器设计。利用C语言实现了驻极体式声音传感器实现的心音数据采集系统功能，利用图形液晶模块实现显示的新型可视电子听诊器功能。(This is based on single-chip design visual stethoscope. The use of C language realization of the electret-type sound of the heart sound sensor data acquisition system, using graphic LCD display module to achieve a new type of visual function electronic stethoscope.)

led_matrix created by moein hemati

EM78P259N的R功能,实现IR功能可能用到的CONTROL REGISTER(EM78P259N R-function IR feature may be used to achieve the CONTROL REGISTER)

说明：  用89C51的P1口做输出口，接八只发光二极管；P3口接按钮开关，作为控制信号的输入(89C51 to do with the P1 port output, take eight light-emitting diodes P3 port access button switch, as a control signal input)

STM32 POS机底层驱动程序，包含打印机驱动程序，SPI FLASH驱动程序，RC522驱动程序 ，PASM卡（7816）驱动程序，磁条卡驱动程序，ILI932X液晶模块驱动程序，键盘驱动程序等(STM32 POS bottom driver, including printer driver, SPI FLASH driver, RC522 driver, PASM card (7816) driver, magnetic stripe card driver, ILI932X LCD module driver, keyboard driver, etc.)

stm32汉字输入用的字库，可写汉字，亲自测试可以写各种字体(Stm32 Chinese Character Input Library, Writable Chinese Characters)

消毒柜产品,用VDF显示温度、消毒时间，还有各功能指示。用DS18B20采集温度，CS16312驱动VDF显示屏。(Sterilizer Products with VDF display temperature, sterilization time, there are various functional instructions. DS18B20 collection with temperature, CS16312 drive VDF display.)

stm32f407电机PID调速，并显示,加键盘(Motor PID speed regulation and display)

说明：  中颖单片机SH79F32红外通讯实例IR_SH79F32(Ying SCM SH79F32 infrared communication in instances IR_SH79F32)

单片机通过ADC0832在lcd1602显示电压数值。(The single chip computer displays the voltage value in LCD1602 by ADC0832.)