NEXT_P_C16_CMD_REG
x = *(volatile uint8_t *)IIOV(NEXT_P_C16_CMD_REG);
*(volatile uint8_t *)IIOV(NEXT_P_C16_CMD_REG) = 0x05;
x = *(volatile uint8_t *)IIOV(NEXT_P_C16_CMD_REG);
*(volatile uint8_t *)IIOV(NEXT_P_C16_CMD_REG) = 0x05;