HT49RA0
HT49RA0 is Remote Type 8-Bit MCU manufactured by Holtek Semiconductor.
HT49RA0/HT49CA0
Remote Type 8-Bit MCU with LCD
Technical Document
- Tools Information
- FAQs
- Application Note
- HA0075E MCU Reset and Oscillator Circuits Application Note
Features
- Operating voltage: 2.0V~3.6V
- 8 bidirectional I/O lines and 8 input lines
- Two external interrupt input
- One 8-bit programmable timer/event counter
- LCD driver with 21´2, 21´3 or 20´4 segments
- 2K´14 program memory
- 96´8 data memory RAM
- Real Time Clock (RTC)
- 8-bit prescaler for RTC
- One carrier output (1/2 or 1/3 duty)
- Software LCD, RTC control
- On-chip RC and 32768Hz crystal oscillator
- Watchdog Timer
- HALT function and wake-up feature reduce power consumption
- 4-level subroutine nesting
- Bit manipulation instruction
- 14-bit table read instruction
- Up to 1ms instruction cycle with 4MHz system clock
- 63 powerful instructions
- All instructions in 1 or 2 machine cycles
- Low voltage reset/detector function
- 52-pin QFP...
