ECG acquisition circuit design based on C8051F330

ECG acquisition circuit has been designed with C8051F330 as master chips, which is of high performance and low consumption. The system used the high performance op amp chips AD620 and TLV2254 together with USB interface chip FT245BL to implement 12-lead ECG acquisition and transmission conveniently. The circuit designed has advantages of simple structure, low consumption, high performance and easy to use.