Puya PY32 ARM Cortex-M0 MCU, 20 KB Flash, 3 KB RAM, 24 MHz, 1.7-5.5V, 18 GPIO, TSSOP20

32-bit ARM Cortex-M0+ Microcontroller, 20 KB Flash, 3 KB SRAM, 24 MHz, 1.7V - 5.5V, 15 GPIO, WQFN-16