Description
This device is an 8-bit high performance RISC architecture microcontroller designed for USB product applications.
It is particularly suitable for use in products such as keyboards and keyboard with calculator.
A HALT feature is included to reduce power consumption.
Features
- Operating voltage: fSYS=6MHz: 2.3V~5.5V fSYS=12MHz: 3.0V~5.5V.
- 40 bidirectional I/O lines (max. ).
- 8-bit programmable timer/event counter with
overflow interrupt (shared with PD4, vector 08H).
- 16-bit programmable timer/event counter and
overflow interrupts (shared with PA7, vector 0CH).
- Crystal oscillator (6MHz or 12MHz).
- Watchdog Timer.
- PS2 and USB modes supported.
- USB 2.0 low speed function.
- 4 endpoints supported (endpoint 0 included).
- 6144´16.