ST72321BAR9-Auto Description
18 2 Package pinout and pin description . 22 3 Register and memory map . 26 t(s)4 Flash program memory.
ST72321BAR9-Auto Key Features
- 32 to 60 Kbyte dual voltage High Density Flash
- 48/32/24 multifunctional bidirectional I/O lines
- 34/22/17 alternate function lines
- 16/12/10 high sink outputs
- Main clock controller with Real-time base, Beep and Clock-out capabilities
- Configurable watchdog timer
- Two 16-bit timers with 2 input captures, 2 output pares, external clock input on 1 timer, PWM and pulse generator modes
- 8-bit PWM auto-reload timer with 2 input captures, 4 PWM outputs, output pare and time base interrupt, external clock wi
- SPI synchronous serial interface
- SCI asynchronous serial interface