Devices HT32F16xx Series HT32F1653/1654 HT32F1653/1654 Holtek Devices 6 HT32F1653 HT32F1653/1654 Cortex-M3 HT32F1653_48LQFP HT32F1653/1654 Cortex-M3 HT32F1653_64LQFP HT32F1653/1654 Cortex-M3 HT32F1654 HT32F1653/1654 Cortex-M3 HT32F1654_48LQFP HT32F1653/1654 Cortex-M3 HT32F1654_64LQFP HT32F1653/1654 Cortex-M3