BS45F3232
BS45F3232 is Proximity Sensing 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 8MHz RC
- HIRC
- 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 one or two instruction cycles
- Table read instructions
- 61 powerful instructions
- 4-level subroutine nesting
- Bit manipulation instruction
Peripheral Features
- Flash Program Memory: 2K×14
- RAM Data Memory: 64×8
- True EEPROM Memory: 32×8
- Watchdog Timer function
- 11 bidirectional I/O lines
- Single pin-shared external interrupt
- Single 10-bit Standard Type Timer Module for time measurement, capture input, pare match output, PWM output or single pulse output function
- Universal Serial Interface Module
- USIM for SPI, I2C or UART munication
- Dual Time-Base functions for generation of fixed time interrupt signals
- 8 external channel 12-bit resolution A/D converter with Programmable Internal Reference Voltage VR
- Infrared LED constant-current driver with a driving current of up to 320m A
- Proximity Sensing circuit
- Two Operational Amplifiers
- One parator
- Low voltage reset function
- Low voltage detect function
- Package types: 8-pin SOP, 16-pin NSOP/QFN
Development Tools
For rapid product development and to simplify device parameter setting, Holtek has provided relevant development tools which users can download from the following link: https://.holtek./page/tool-detail/dev_plat/touch/IR_Sensing_Workshop
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