基于stc15F2K61（IAP）单片机的嵌入式软PLC，可以直接用三菱Gx Developer 下载程序，支持近100条PLC指令。附有实物图片，程序测试完全正常。-Based stc15F2K61 (IAP) microcontroller embedded software PLC, Mitsubishi Gx Developer can directly download the program, supported by nearly 100 PLC instructions. Wit