keyestudio KS0142 Shield

• KS0142 keyestudio SIM900 GSM/GPRS Module Shield
  • 1. Introduction
  • 2. Specification
  • 3. Shield Details
  • 4. PINOUT Explanation
  • 5. Using Method
  • 6. Test Code
    • 6.1 For default serial ports RXD(D0) and TXD(D1):call up
    • 6.2 For adding serial ports RXD(D0) and TXD(D1): send text
    • 6.3 For adding serial ports RXD(D6) and TXD(D7): call up
  • 7. Shipping List