HT68FB571 Datasheet | Holtek Semiconductor

Features CPU Features - Operating voltage - VDD (MCU) - f SYS=12MHz: 3.0V~5.5V - VDD (USB Mode) - f SYS=6MHz/12MHz: 3.0V~5.5V - f SYS=16MHz: 3.3V~5.5V - Up to 0.25μs instruction cycle with 16MHz system clock at VDD=5V - Power down and wake-up functions to reduce power consumption - Oscillator types - Internal High Speed 12MHz RC - HIRC - Internal Low Speed 32k Hz RC - LIRC - Multi-mode operation: NORMAL, SLOW, IDLE and SLEEP - Fully integrated internal oscillators require no external ponents - All instructions executed in 1~3 instruction cycles - Table read instructions - 109 powerful instructions - 8-level subroutine nesting - Bit manipulation instruction Peripheral Features - Flash Program Memory: 4K×16~8K×16 - Data Memory: 256×8~512×8 - LED Memory: 128×8 - for HT68FB571 only - USB Memory: 64×8 - True EEPROM Memory: 64×8 - Watchdog Timer function - Two parator functions - for HT68FB541 only - Up to 41 bidirectional I/O lines - Dual pin-shared external interrupts - Dual Time Base functions for generation of fixed time interrupt signals - Two 16-bit Timer/Event Counters with PFD (Programmable Frequency Divider) functions - Multiple 8-bit PWM outputs for LED application - USB interface - USB 2.0 Full Speed patible - 4 endpoints supported including endpoint...