HT45R0072
HT45R0072 is I/O 8-Bit MCU manufactured by Holtek Semiconductor.
Features
- Operating voltage: f SYS=6M/12MHz: 3.6V~5.5V (VBUS)
- Low voltage reset function
- 34 bidirectional I/O lines (max.)
- 8-bit programmable timer/event counter with overflow interrupt
- 16-bit programmable timer/event counter with overflow interrupt
- Watchdog Timer
- PS2 and USB modes supported
- USB 2.0 low speed function
- 3 endpoints supported
- endpoint 0 included
- 4096´16 program memory
- 160´8 data memory RAM
- Integrated 1.5k W resistor between V33O and
USBPDN pins for USB applications
- Fully integrated 6MHz or 12MHz oscillator
- All I/O pins have wake-up functions
- Power-down function and wake-up feature reduce power consumption
- 8-level subroutine nesting
- Up to 0.33ms instruction cycle with 12MHz system clock at VDD=3.3V
- Bit manipulation instruction
- 16-bit table read instruction
- 63 powerful instructions
- All instructions in one or two machine cycles
- Dice, 46-QFN packages
General...
