Xu J.

I am engineer having 10 years of rich experiences in Embedded system, various devices, PCB design and development. And I built 60+ intelligent devices and 35+ power devices, 50+ app, 300+ PCBs until now. My Core Skill is: -PCB(High Speed, RF PCB) & Schematic Design & Analysis & Simulate -Embedded • PICxxF, PIC32MZ & MX, STM, ARM, ATMEL, nuvoton • FPGA, CPLD, Cyclone II, III, IV E & GX & GT • Rockchip, Allwinner, Arduino • raspberry Pi -Power Supply Development & Production • Precision DC-DC, AC-DC, DC-AC • APF -Wireless • BLE4.0 & 5.0, Bluetooth, WiFi, ZigBee • nRF52(832, 840), CC25(41, 60) for BLE • ESP32, ESP8266 for WiFi • Wireless Charger 7.5W, 10W • Lora, GSM, NBIOT -Master/Slave HIFI™ Audio -Cameras • Multi-cameras 30fps sync control • RaspberryPi - GPS device Management When you work with me, all your ideas will soon become clear reality. Please hire me just now.