Memory and I/O — sizing the BOM
32 KB of Flash and 8 KB of RAM support a bootloader, PID loop, and UART command parsers. 42 I/O lines and an 8-channel 10-bit ADC are available.
Rated for -40°C to 85°C, with a supply range of 2 V to 3.6 V. Internal oscillator is included.
