技术特性

• Memories
  • 8 Kbytes single voltage Flash Program memory with read-out protection, In-Circuit Programming and In-Application programming (ICP and IAP). 10K write/erase cycles guaranteed, data retention: 20 years at 55°C.
  • 384 bytes RAM
  • 256 bytes data EEPROM with read-out protection. 300K write/erase cycles guaranteed, data retention: 20 years at 55°C.
• Clock, Reset and Supply Management
  • Enhanced reset system
  • Enhanced low voltage supervisor (LVD) formain supply and an auxiliary voltage detector (AVD) with interrupt capability for implementing safe power-down procedures
  • Clock sources: Internal 1% RC oscillator, crystal/ceramic resonator or external clock
  • Internal 32-MHz input clock for Auto-reload timer
  • Optional x4 or x8 PLL for 4 or 8 MHz internal clock
  • Five Power Saving Modes: Halt, Active-Halt, Wait and Slow, Auto Wake Up From Halt
• I/O Ports
  • Up to 15 multifunctional bidirectional I/O lines
  • 7 high sink outputs
• 4 Timers
  • Configurable Watchdog Timer
  • Two 8-bit Lite Timers with prescaler, watchdog,
    • 1 realtime base and 1 input capture
  • One 12-bit Auto-reload Timer with 4 PWM outputs, input capture and output compare functions
• 2 Communication Interfaces
  • SPI synchronous serial interface
  • DALI communication interface
• Interrupt Management
  • 10 interrupt vectors plus TRAP and RESET
  • 15 external interrupt lines (on 4 vectors)
• A/D Converter
  • 7 input channels
  • Fixed gain Op-amp
  • 13-bit resolution for 0 to 430 mV (@ 5V VDD)
  • 10-bit resolution for 430 mV to 5V (@ 5V VDD)
• Instruction Set
  • 8-bit data manipulation
  • 63 basic instructions with illegal opcode detection
  • 17 main addressing modes
  • 8 x 8 unsigned multiply instructions
• Development Tools
  • Full hardware/software development package
  • DM (Debug module)

功能框图