A9 data
A9 data
Firmware release: GPRS 固件发布
GPRS series module upgrade guide: GPRS 系列模组升级指南
Use AT commands to develop examples: GSM/GPRS操作示例
Specification: A9
User Manual: A6/A9/A9G User Manual
AT instruction set: AT instruction set
Schematic: sch.rar