pos specification, you can design your system with pos front!
Format+Specification 技术资料
汇集 Format+Specification 相关的电路原理图、PCB工程文件、单片机/FPGA源代码、数据手册与应用设计方案。
OHCI 规范 Open Host Controller Interface Specification for USB
Universal Serial Bus Device Class Specification for Device Firmware Upgrade
CDMA AT 命令 WAVE CDMA AT Commands Interface Specification
3rd Generation Partnership Project Technical Specification Group Terminals Technical realization of the Short Message Service
Marvell WLAN Firmware Specification v5.1 PDF from libertas-dev ML
LG Digital Half-NIM tuner for COFDM (DVB-T) Specification
资料->【B】电子技术->【B5】通信技术->【1】通信协议->【USB、OTG】->Universal Serial Bus Device Class Specification for Device Firmware Upgrade.pdf
Universal Serial Bus Device Class Specification for Device Firmware Upgrade This document
Can convert data file(txt format)to CAD(scr)file,and draw curve!