BH67F2265
BH67F2265 is Blood Pressure Meter LCD Flash MCU manufactured by Holtek Semiconductor.
Features
CPU Features
- Operating voltage
- f SYS=8MHz: 2.2V~5.5V
- Up to 0.5μs instruction cycle with 8MHz system clock at VDD=5V
- Power down and wake-up functions to reduce power consumption
- Oscillator types:
- Internal High Speed RC
- HIRC
- External Low Speed 32.768k Hz Crystal
- LXT
- Internal Low Speed 32k Hz RC
- LIRC
- Multi-mode operation: FAST, SLOW, IDLE and SLEEP
- Fully integrated internal oscillators require no external ponents
- All instructions executed in 1~3 instruction cycles
- Table read instructions
- 115 powerful instructions
- 12-level subroutine nesting
- Bit manipulation instruction
Peripheral Features
- Flash Program Memory: 16K×16
- RAM Data Memory: 512×8
- True EEPROM Memory: 1024×8
- In Application Programming function
- IAP
- Watchdog Timer function
- Up to 30 bidirectional I/O lines
- 2 pin-shared external interrupts
- Multiple Timer Modules for time measurement, pare match output or PWM output or single pulse output function
- Dual Time Base functions for generation of fixed time interrupt signals
- Serial Interface Module
- SIM includes SPI and I2C interfaces
- Fully-duplex / Half-duplex Universal Asynchronous Receiver and Transmitter Interface
- UART
- R-type Sensor Blood Pressure AFE
- 4 external channel 12-bit resolution A/D converter
- PGA and OPA modules
- Constant Current Control
- Battery Voltage...
