Searched refs:MPU401_RX_EMPTY (Results 1 – 3 of 3) sorted by relevance
97 #define MPU401_RX_EMPTY 0x80 macro
39 (!(mpu->read(mpu, MPU401C(mpu)) & MPU401_RX_EMPTY))
31 return !(oxygen_read8(chip, OXYGEN_MPU401 + 1) & MPU401_RX_EMPTY); in oxygen_uart_input_ready()