HT49R70A-1
HT49R70A-1 is LCD Type 8-Bit MCU manufactured by Holtek Semiconductor.
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HT49R70A-1/HT49C70-1/HT49C70L LCD Type 8-Bit MCU
Technical Document
- Tools Information
- FAQs
- Application Note
- HA0017E Controlling the Read/Write Function of the HT24 Series EEPROM Using the HT49 Series MCUs
- HA0024E Using the RTC in the HT49 MCU Series
- HA0025E Using the Time Base in the HT49 MCU Series
- HA0026E Using the I/O Ports on the HT49 MCU Series
- HA0027E Using the Timer/Event Counter in the HT49 MCU Series
Features
- Operating voltage:
- Buzzer output
- On-chip crystal, RC and 32768Hz crystal oscillator
- HALT function and wake-up feature reduce power f SYS=4MHz: 2.2V~5.5V for HT49R70A-1/HT49C70-1 f SYS=8MHz: 3.3V~5.5V for HT49R70A-1/HT49C70-1 f SYS=500k Hz: 1.2V~2.2V for HT49C70L
- 8 input lines
- 16 bidirectional I/O lines
- Two external interrupt input
- One 8-bit and one 16-bit programmable timer/event consumption
- 16-level subroutine nesting
- Bit manipulation instruction
- 16-bit table read instruction
- Up to 0.5ms instruction cycle with 8MHz system clock counter with PFD (programmable frequency divider) function
- LCD driver with 41´2, 41´3 or 40´4 segments
- 8K´16 program memory
- 224´8 data memory RAM
- Real Time Clock (RTC)
- 8-bit prescaler for RTC
- Watchdog Timer for HT49R70A-1/HT49C70-1...
