对讲机控制板单片机开发
主要功能：处理器 Coretex-A9四核，1.4GHz ；内存 1GB POP LPDDR2 ROM ≥8GB EMMC；扩展存储 支持16～32GB；操作系统 Android 4.0以上 WIFI IEEE802.11b/g/n，WIFI AP支持热点功能/同时支持5个用户在线； BT Ver4.0 功率等级class2， A2DP/AVRCP/GAVDP/HFP； GPS 调度定位，定位灵敏度：-145dBm；跟踪灵敏度：-160dBm； 支持 4G全网通、TD-LTE专网；支持NFC、距离感应、重力感应、陀螺仪、e-compass、压力、温度传感器；触摸显示屏分辨率480x800，色彩度1600万色；
Development of Interphone Control Board Single Chip Microcomputer
Main functions: processor Coretex-A9 quad-core, 1.4 GHz; memory 1GB POP LPDDR2 ROM (> 8GB EMMC); extended storage support 16-32GB; operating system Android 4.0 or more WIFI IEEE802.11b/g/n, WIFI AP support hot-spot functions/simultaneously support five users online; BT Ver4.0 power level class2, A2DP/AVRCP/GAVDP/HFP; GPS scheduling and positioning sensitivity: -145dBm; tracking spirit Sensitivity: -160dBm; support 4G all-network, TD-LTE special network; support NFC, distance sensing, gravity sensing, gyroscope, e-compass, pressure, temperature sensor; touch screen resolution 480x800, color 16 million;
