It mainly consists of the minimum system of DSP, A/D conversion circuit, CPLD control logic, watchdog circuit, OP amplifier and filter circuit.

• 该模块主要由数字信号处理器最小系统、模数转换电路、复杂可编程逻辑器件控制逻辑、看门狗电路、运算放大器电路和模拟滤波器电路构成。