The LGT8F328P LQFP32 MiniEVB is a powerful and compact development board designed as a cost-effective alternative to the traditional Arduino Pro Mini. Based on the LGT8F328P microcontroller (LQFP32 package), this board offers significant performance improvements while maintaining compatibility with the Arduino IDE.
| Parameter | Value |
|---|---|
| Microcontroller | LGT8F328P (LQFP32) |
| Clock Speed | 32MHz |
| Flash Memory | 32KB |
| SRAM | 2KB |
| Operating Voltage | 5V |
| Input Voltage | 5V - 9V (via RAW pin) |
| Current Consumption | ~18mA (5V pin) |
| Digital I/O | Up to 13 pins |
| ADC | 4 channels, 12-bit |
| DAC | 1 channel (8-bit) |
| PWM | Up to 5 pins |
| GUID | Yes (Unique ID) |
| Dimensions | ~32 x 18 x 4mm |
Higher Speed - Runs at 32MHz vs ATmega328P's 16MHz for faster sketch execution
Higher ADC Resolution 12bit ADC vs 10-bit for more precise analog readings
DAC Output Builtin DigitaltoAnalog Converter for true analog output
Lower Power Consumption ~18mA operating current for batteryfriendly projects
CostEffective Affordable alternative to original Pro Mini
Compact Size Small form factor (31x18mm) for spacesensitive applications
Unique ID (GUID) Builtin globally unique identifier for device security
Internal Voltage References - 1.024V, 2.048V, 4.096V ±1% for high precision
The board follows Pro Mini form factor with standard pin arrangement:
| Pin | Function |
|---|---|
| RAW | 6.5-9V Input (via regulator) |
| VCC | 5V Output (regulated) |
| GND | Ground |
| RST | Reset (active low) |
| TX | UART Transmit |
| RX | UART Receive |
| D2-D13 | Digital I/O (3,5,6,9,10,11 support PWM) |
| A0-A3 | Analog Inputs (12-bit) |
| AREF | Analog Reference |
To use this board in Arduino IDE:
https://raw.githubusercontent.com/dbuezas/lgt8fx/master/packagelgt8fxindex.json
| Feature | LGT8F328P | ATmega328P |
|---|---|---|
| Clock Speed | 32MHz | 16MHz |
| ADC Resolution | 12-bit | 10-bit |
| DAC Output | Yes | No |
| Current Consumption | ~18mA | ~20mA |
| Maximum GPIO Current | 80mA | 40mA |
√ Direct replacement for Pro Mini in most projects
√ Works with 3.3V and 5V systems
√ No level shifters needed for 3.3V sensors
√ Onboard voltage regulator for flexible power input
√ Excellent value for prototyping and production
The LGT8F328P LQFP32 MiniEVB delivers superior performance, advanced features, and excellent value in a compact Pro Mini form factor. Perfect for upgrading existing projects or starting new ones with enhanced capabilities.
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