48 lines
1.4 KiB
Markdown
48 lines
1.4 KiB
Markdown
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# Aniker - ESP32 GPS Anchor Alarm
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## Hardware Requirements
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### Required Components
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- ESP32 development board
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- NEO-6M GPS module
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- 1.8" TFT SPI Display (128x160 resolution)
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- Connecting wires
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- Power supply (USB or battery - specifications TBD)
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### Display Specifications
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- Resolution: 128x160 pixels
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- Interface: SPI
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- Size: 1.8 inch
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- Controller: ST7735 (common for this display type)
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- Color Depth: 16-bit (65K colors)
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### GPS Module Specifications (NEO-6M)
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- Operating voltage: 3.3V
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- Communication: UART interface
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- Update rate: 1Hz (default)
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- Position accuracy: 2.5m
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- Default baud rate: 9600bps
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### Wiring Guide
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#### NEO-6M GPS Connection
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| NEO-6M Pin | ESP32 Pin | Description |
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|------------|-----------|-------------|
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| VCC | 3.3V | Power |
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| GND | GND | Ground |
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| TX | GPIO16* | UART RX |
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| RX | GPIO17* | UART TX |
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#### TFT Display Connection (SPI)
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| TFT Pin | ESP32 Pin | Description |
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|---------|-----------|-----------------|
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| VCC | 3.3V | Power |
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| GND | GND | Ground |
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| SCL | GPIO18 | SPI Clock |
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| SDA | GPIO23 | MOSI |
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| RES | GPIO21 | Reset |
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| DC | GPIO22 | Data/Command |
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| CS | GPIO5 | Chip Select |
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| BLK | GPIO4 | Backlight |
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*Note: GPIO pins are configurable in the software
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