A9G GSM/GPRS+GPS Module Shipping:4-6 Days so we decided to go

so we decided to go with plain I2C which works well and is supported by every modern microcontroller and computer chip set

Speed regulation can be turned off in the command register

ceramic capacitors and tantalum capacitors to perform parallel hybrid filtering

4GHz wireless transceiver from seeed studio

200Msps captures up to 100MHz waveforms on 16 channels

A9G GSM/GPRS+GPS Module Shipping:4-6 Days so we decided to goA9G is a complete quad band GSM GPRS+GPS module based on the RDA8955 chip. The cost reduction of the core chip provides users with a cost effective IoT solution. Integrating protocol stacks such as GSM GPRS inside, this module supports the basic phone voice call SMS, serial to GPRS, and GPS data transmission functions, which can be used in a wide range of applications, such as IoT, vehicle mounted equipment , remote localization, electric power