Holtek Semiconductor BH66F5232
The device is a Flash Memory A/D type 8-bit high performance RISC architecture microcontroller which includes a multi-channel 24-bit Delta Sigma A/D converter designed for applications that interface directly to analog signals and which require a low noise and high accuracy analog to digital converter.FEATURES
CPUFEATURES
● Operating voltage ♦ fSYS=4MHz: 2.2V~5.5V ♦ fSYS=8MHz: 2.2V~5.5V ♦ fSYS=12MHz: 2.7V~5.5V● Up to 0.33μs instruction cycle with 12MHz system clock at VDD=5V
● Power down and wake-up functions to reduce power consumption
● Oscillator types ♦ Internal High Speed RC – HIRC ♦ Internal Low Speed 32kHz RC – LIRC
● Multi-mode operation: FAST, SLOW, IDLE and SLEEP
● Fully integrated internal 4/8/12MHz oscillator requires no external components
● All instructions executed in one or two instruction cycles
● Table read instructions
● 63 powerful instructions
● 4-level subroutine nesting
● Bit manipulation instruction Peripheral
FEATURES
● Flash Program Memory: 2K×16● RAM Data Memory: 128×8
● True EEPROM Memory: 32×8
● Watchdog Timer function
● 4 bidirectional I/O lines
● 2 pin-shared external interrupts
● Single Timer Module for time measurement, compare match output or PWM output function
● Serial Interface Module – SIM for SPI or I2C
● Fully-duplex Universal Asynchronous...