Matthias Prinke
GPS device with text LCD display and track logging to GPX file on SD Card
Dependencies: MODGPS SDFileSystem TextLCD mbed
- Haicom HI-203E Serial GPS Receiver
- Text LCD Display 2x40 (1x HD44780, 4x HD44100)
- RS-232 Level Shifter (MAX232)
- Adafruit Micro-SD breakout board+
| mbed Pin # | mbed Pin Function | Peripheral Pin |
|---|---|---|
| p5 | SPI MOSI / SDFileSystem | SD Card Data In |
| p6 | SPI MISO / SDFileSystem | SD Card Data Out |
| p7 | SPI SCK / SDFileSystem | SD Card Clk |
| p8 | SPI CS / SDFileSystem | SD Card Data CS |
| p12 | GPIO / TextLCD | LCD RS |
| p14 | GPIO / TextLCD | LCD EN |
| p21 | GPIO / InterruptIn | Button switch to GND (start/stop logging) |
| p22 | GPIO / TextLCD | LCD D4 |
| p23 | GPIO / TextLCD | LCD D5 |
| p24 | GPIO / TextLCD | LCD D6 |
| p25 | GPIO / TextLCD | LCD D7 |
| p27 | UART RX / GPS | GPS TX |