Description
CPU Features
- Operating Voltage
♦ fSYS =8MHz: 1.8V~5.5V
♦ fSYS =12MHz: 2.7V~5.5V
♦ fSYS =16MHz: 3.3V~5.5V - Up to 0.25μs instruction cycle with 16MHz system clock at VDD =5V
- Power down and wake-up functions to reduce power consumption
- Oscillator types
♦ Internal High Speed 8/12/16MHz RC – HIRC
♦ Internal Low Speed 32kHz RC – LIRC
♦ External Low Speed 32.768kHz Crystal – LXT - Multi-mode operation: FAST, SLOW, IDLE and SLEEP
- Fully integrated internal oscillators require no external components
- All instructions executed in 1~3 instruction cycles
- Table read instructions
- 115 powerful instructions
- 6-level subroutine nesting
- Bit manipulation instruction
Peripheral Features
- Flash Program Memory: 4K×16
- Data Memory: 512×8
- True EEPROM Memory: 512×8
- 12 touch key functions – fully integrated without requiring external components
- Watchdog Timer function
- In Application Programming – IAP
- Up to 26 bidirectional I/O lines
- Programmable I/O port source current and sink current for LED driving applications
- Single external interrupt line shared with I/O pin
- Five Timer Modules for time measurement, input capture, compare match output, PWM output or single pulse output function
- Dual Time-Base functions for generation of fixed time interrupt signals
- 8 external channel 12-bit resolution A/D converter with internal reference voltage VR
- I²C interface
- Fully-duplex / Half-duplex Universal Asynchronous Receiver and Transmitter Interface – UART
- Integrated 16-bit Cyclic Redundancy Check function – CRC
- Low voltage reset function
- Low voltage detect function
- Package types: 24-pin SOP/SSOP, 28-pin SOP/SSOP
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