#ifndef I2C_KEYBOARD_H #define I2C_KEYBOARD_H #include #include #include #include #define I2C_KBD_MOD i2c1 #define I2C_KBD_SDA 6 #define I2C_KBD_SCL 7 #define I2C_KBD_SPEED 400000 // if dual i2c, then the speed of keyboard i2c should be 10khz #define I2C_KBD_ADDR 0x1F void init_i2c_kbd(); int read_i2c_kbd(); #endif