Arduino Programming

From ElectroDragon Wiki

FTDI FT232RL Upload

Connect as follow:

FT232RL Arduino Board Header text
GND(BLK) GND -
5V 5V -
CTS NC(NOT Connect) -
TXO RXD -
RXI TXD -
DTR(GRN) DTR -

Must select correct board to upload sketch:

  • For NGS1072 GSM Relay board, please use arduino pro-mini option: 5V/16M

Flash Bootloader

  • Recomannded to use tool USBASP
USBASP Arduino Board Header text
CLK D13 (CLK) -
MISO D12 (MISO) -
MOSI D11 (MOSI) -
RST RST -
5V 5V -
GND GND -