stupid_meter RevA N76E003+INA226+ST7735 Put under N76E003_BSP_Keil_C51_V1.0.6\Sample_Code\ RevB AT32F421G8U7+INA226+ST7735 Build with ArteryTek.AT32F421_DFP.2.1.2.pack https://www.arterytek.com/download/BSP/AT32F421_Firmware_Library_V2.1.3.zip RevB with RTOS https://github.com/wwng2333/stupid_meter_RTOS