FPGA-based constant temperature crystal oscillator and processing and assembling method thereof

The invention relates to an FPGA (Field Programmable Gate Array)-based constant temperature crystal oscillator and a processing and assembling method thereof. The FPGA-based constant temperature crystal oscillator comprises an FPGA control circuit module, a first crystal resonator and isothermal body module, a constant temperature crystal oscillator circuit substrate and a constant temperature crystal oscillator metal base, the FPGA control circuit module is used for monitoring the states of the first crystal resonator and the isothermal body module in real time; the FPGA control circuit module and the first crystal resonator and isothermal body module are fixedly installed on the constant temperature crystal oscillator circuit substrate and are connected through a circuit on the constant temperature crystal oscillator circuit substrate. And the constant temperature crystal oscillator circuit substrate is fixedly arranged on the constant temperature crystal oscillator metal base. According to the constant tem