Code C mạch đo PH lọc nước

Code C mạch đo PH lọc nước

ms-esp32_pH_value

• pH measure range 0-14 +- 0.01
• input voltage: 7-40 vdc detect lost power
• measure temperature (for calib pH) using DS12B20
• hardware: pcb file, wt32-sc01 footprint library
• main: lvgl file, main file, code GUI gen by 8ms
• you can buy sensor pH [here]**(https://detail.tmall.com/item.htm?spm=a1z10.5-b-s.w4011-22857160951.78.6f5e663bHjBcVT&id=614718145328&rn=20ec7a1645c4c7a903282f0c0cbc8cf0&abbucket=14&skuId=4329546844497) (connector BNC 75)

• and video demo https://www.youtube.com/watch?v=02jUBLduDkY&ab_channel=Ti%E1%BA%BFnTh%E1%BB%8BnhChu

• donate me at BTC address: bc1qtktg3ece5ffrfchslskayuc6nwlyqhgamfvdkz

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