Vendor Active-Semi Active-Semi Boards 1 Devices 17 CMSIS Packs 2 PAC52XX Series Active-Semi 11 Devices PAC52XX 11 Devices PAC5210 Cortex-M0 PAC5220 Cortex-M0 PAC5222 Cortex-M0 PAC5223 Cortex-M0 PAC5225 Cortex-M0 View all in sub family (11) View all in family (11) PAC55XX Series Active-Semi 6 Devices PAC55XX 6 Devices PAC5523 Cortex-M4 PAC5524 Cortex-M4 PAC5527 Cortex-M4 PAC5532 Cortex-M4 PAC5556 Cortex-M4 View all in sub family (6) View all in family (6)