[size=150]Hardware[/size]
1 Modules
Arduino/Seeeduino
GPRS Shield
TFT Touch Shield
Grove – RTC
Self-madec7.4V Lithium battery charging board ( circuit diagram will be shown), can also use 9V battery as power supply.
2 Hardware Connection
GPRS Shield communicates through hardware serial. TFT Touch Shield is V1.0 (non-SPI interface). With simple code modification, it’s compatible with TFT Touch Shield V2.0. Grove – RTC use I2C interface.
