INTRODUCTION
The ST72561/ST72563 devices are members of the ST7 microcontroller family designed for midrange applications with CAN (Controller Area Network) and LIN (Local Interconnect Network) interface.

■ Memories
    – 32K to 60K High Density Flash (HDFlash) or ROM with read-out protection capability. InApplication Programming and In-Circuit Programming for HDFlash devices
    – 1 to 2K RAM
    – HDFlash endurance: 100 cycles, data retention: 20 years at 55°C
■ Clock, Reset and Supply Management
    – Low power crystal/ceramic resonator oscillators and bypass for external clock
    – PLL for 2x frequency multiplication
    – Five Power Saving Modes: Halt, Auto Wake Up From Halt, Active-Halt, Wait and Slow
■ Interrupt Management
    – Nested interrupt controller
    – 14 interrupt vectors plus TRAP and RESET
    – TLI top level interrupt (on 64-pin devices)
    – Up to 21 external interrupt lines (on 4 vectors)
■ Up to 48 I/O Ports
    – Up to 48 multifunctional bidirectional I/O lines
    – Up to 36 alternate function lines
    – Up to 6 high sink outputs
■ 5 Timers
    – 16-bit Timer with: 2 input captures, 2 output compares, external clock input, PWM and pulse generator modes
    – 8-bit Timer with: 1 or 2 input captures, 1 or 2 output compares, PWM and pulse generator modes
    – 8-bit PWM Auto-Reload Timer with: 1 or 2 input captures, 2 or 4 independent PWM output channels, output compare and time base interrupt, external clock with event detector
    – Main Clock Controller with: Real time base and Clock output
    – Window watchdog timer
■ Up to 4 Communications Interfaces
    – SPI synchronous serial interface
    – Master/slave LINSCI™ asynchronous serial interface
    – Master-only LINSCI™ asynchronous serial interface
    – CAN 2.0B active
■ Analog peripheral (low current coupling)
    – 10-bit A/D Converter with up to 16 inputs
    – Up to 9 robust ports (low current coupling)
■ Instruction Set
    – 8-bit data manipulation
    – 63 basic instructions
    – 17 main addressing modes
    – 8 x 8 unsigned multiply instruction
■ Development Tools
    – Full hardware/software development package