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level-safe controllers
It detects a pressed button by checking which row pin and column pin states changed
Familiar ATmega328 development platform
Love working with Arduino Micro Controllers
DFRobot Bluetooth HC-05 RF Wireless Module - TEL0086 0.5 inch level-safe controllersThe HC 05 is a popular Bluetooth module that can add two way (full duplex) wireless functionality to your projects. HC 05 Default Settings Default Bluetooth Name: HC 05 Default Password: 1234 or 0000 Default Communication: Slave Default Mode: Data Mode Data Mode Baud Rate: 9600, 8, N, 1 Command Mode Baud Rate: 38400, 8, N, 1 Default firmware: LINVOR
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