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0 built in Add BLE without extra hardware Arduino-compatible ATmega328 Easy code reuse for many projects Wireless programming support Useful for hard-to-reach builds HID and AT command support Flexible for interactive devices Transparent serial mode Simple wireless serial data link Pinout & usage notes
Expected accuracy: ± 0
Q3: How to Verify the AC Adapter's Polarity
These are not included
The Bluefruit LE module is an nRF51822 chipset from Nordic
OLED Display 0.96" 128x32 I2C - Monochrome SSD1306 v3.1 0 built in Add BLECrisp Graphics in a Compact OLED Module The OLED 0. 96 128x32 I2C is a compact OLED display made for sharp text, icons, and simple graphics in electronics projects. It is a strong option when you want a small screen that looks cleaner and more modern than a basic character display. OLED modules are useful for portable projects, dashboard readouts, menu systems, and compact sensor displays. They are often paired with Arduino, ESP32, and other small
