Firmware for Vox Digital GPS tracker, watchdog firmware goes on pic12f675

The present paper describes the design of a cost effective, better resolution data acquisition system (DAS) which is compatible to most of the PC and laptops. A low cost DAS has been designed using PIC12F675 having 4-channel analog input with 10-

PIC12F675 DC/DC转换器一些保护措施，已经成功应用在公司项目-Some protective measures PIC12F675 DC/DC converter, the company has been successfully applied in the project