設計給高端GNSS/GPS 用的原始資料紀錄器(RAW DATA)，可記錄衛星觀測資料達50HZ 以上，已於Trimbel BD-970 + Arduino + SD Shield 上面測試。-This Data logger code is used for logging high update rate GNSS/GPS engine board. It can reach 50Hz update rate on Arduino ATMEGA328+ SD Card Shield.

便携地面仪实现了测井仪器的数据采集。 这是一个相对复杂的综合，综合了STM32的ADC、DMA、DAC、TIM、fsmc、网络等硬件功能。-Portable apparatus on the ground to realize the logging instrument of data collection. This is a relatively complex synthesis, the synthesis of the STM32 ADC, DMA, DAC, TIM, FS