most of the GPS modules gives | Microcontroller › Arduino › Arduino MEGA 2560+GPS+TF Card Adapter › most of the GPS modules gives August 19, 2014 at 10:01 am #12039 Ashutosh BhattParticipant most of the GPS modules gives serial data. so you can connect to UART Tx-Rx pins of ATmega controller i dont know what is TF card-reader/writer but most of card reader/writer works on SPI. so connect it to SPI pins of ATmega controller
