Simple SD-card (SDC) interface example (Z80 asm source code - block read/write, connection scheme)

STC片四路软件PWM+双路硬件PWM输出程序，串口控制占空比，可直带SG90。软件PWM超高精度。 配套上位机程序，可同时带485连接的多套控制板。-STC-chip four software PWM+ Dual hardware PWM output procedures, serial control duty cycle can be straight with SG90. Ultra-high-precision software PWM. PC matching procedu

MCS-51单片机ASM语言的U盘文件读写示例程序,支持89C2051,89C51,89C52等单片机，本程序演示字节读写,用于将ADC模数采集的数据添加到U盘或者SD卡文件MY_ADC.TXT中。-MCS-51 microcontroller ASM language U disk file reading and writing examples procedures, support 89C2051,89C51,89C52 chip, this procedure demonstrati

It is a pack (Part 2 of 2) of 25 AVR Programming Sample Codes, with different fully standalone ready made AVR Applications, such as ThermometerLCD,multiple file handling, SD Card monitor and so on... Worth a look if you want to really learn AVR-uC