| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $17.75 | $17.39 | $16.84 | $16.12 | Contact US |
15W+15W 5VR Treble and Bass Knob Version Bluetooth5.0 DSP Audio Power Amplifier Board HiFi TWS Pairing Super Bass 2.0/1.1
$20.05
15W+15W Touchpad Version Bluetooth5.0 DSP Audio Power Amplifier Board HiFi TWS Pairing Super Bass 2.0/1.1
$20.05
Touchpad Version Bluetooth5.0 Audio DSP Power Amplifier Board 40Wx2 2.0 Stereo HiFi Amplifier Module
$21.89
STM32 Development Board & 1.44-inch TFT LCD STM32F103RCT6 Minimum System Development Board ARM Cortex-M3
Description:
- Material link:
https://pan.baidu.com/s/1QlzKCfFVgJycOUGtywtQMw?pwd=u7xx
Extracted code: u7xx
- The TFT LCD interface only uses 6 I/O ports, which can be used together with the TFT LCD with font library of our store.
- Two buttons: one for reset and one for wake-up (can also be used as an ordinary button): two LED lights: one for power indicator, and one for PA8 (the second flash program has been burned at the factory)
- Lead out two 3.3V and 5V power supplies respectively, and connect either one power supply or USB power cord development board to work. When connected to 5V power supply or USB cable for power supply, the board can output 3.3V power supply externally.
Parameter:
- 48K SRAM, 256K FLASH
- Outer: 64-LQFP
- Operating temperature
- Power: 2V-3.6V
- Input and output I/O number: 51
- Cortex: 32 digital ARM Cortex-M3
Package Including:
- 1 x Board
- 1 x 1.44-inch TFT LCD
