Ultra-low power Arm Cortex-M0+ MCU with 64 Kbytes of Flash memory, 32 MHz CPU, USB
Ultra-low-power Arm Cortex-M0+ MCU with 32 Kbytes of Flash memory, 32 MHz CPU, USB, LCD

Ultra-low-power Arm Cortex-M0+ MCU with 32-Kbytes of Flash memory, 32 MHz CPU
Ultra-low-power Arm Cortex-M0+ MCU with 32 Kbytes of Flash memory, 32 MHz CPU, USB