The ST72215G is a 8-BIT MCU.
STMicroelectronics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 REGISTER & MEMORY MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Program memory - bytes RAM (stack) - bytes Peripherals Operating Supply CPU Frequency Operating Temperature Packages ST72104G1 4K ST72104G2 8K ST72216G1 4K ST72215G2 8K ST72254G1 4K ST72254G2 8K Watchdog timer, One 16-bit timer, SPI 256 (128) Watchdog timer, Watchdog timer, One 16-bit timer, Two 1.
STMicroelectronics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 REGISTER & MEMORY MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Program memory - bytes RAM (stack) - bytes Peripherals Operating Supply CPU Frequency Operating Temperature Packages ST72104G1 4K ST72104G2 8K ST72216G1 4K ST72215G2 8K ST72254G1 4K ST72254G2 8K Watchdog timer, One 16-bit timer, SPI 256 (128) Watchdog timer, Watchdog timer, One 16-bit timer, Two 1.