E01-ML01DP5 Ebyte 20dBm NRF24L01+PA+LNA 2.4GHz RF Wireless Transceiver Module Variant:Antenna only The MPR121 capacitive keypad uses

The MPR121 capacitive keypad uses the MPR121 and 12 touch-sensitive pads to give you a simple 'keypad' with an I2C output

SIG on the board) to one of 16 channel pins (CHANxx)

Pin-out similar to Arduino boards

Then you could know that its tilt angle could not be adjusted

or do navigation and selection in the program

E01-ML01DP5 Ebyte 20dBm NRF24L01+PA+LNA 2.4GHz RF Wireless Transceiver Module Variant:Antenna only The MPR121 capacitive keypad usesML01DP5 is based on original imported nRF24L01P form Nordic in Norway. And equipped with 20dBm power amplifier chip imported from USA, which makes the transmitting power achieves 100mW (20dBm) while the receiving sensitivity enhanced by 10dB. Specifications: Working frequency range: 2400 2525MHz (adjustable through software) Interface method: 2 * 4 * 2. 54mm (plug in type) Power supply voltage: 2. 0 3. 6V DC (note: above 3. 6V voltage, it will cause