- Programmable prescaler
- max division factor is up to 2^20
- can be changed ongoing
- 32-bit programmable counter up rtc counter and alarm register
- Register write-protected support
- Register read-resynchronized support
- Three maskable interrupt
- second interrupt
- overflow interrupt
- alarm interrupt
- Static synchronous design
- Full synthesizable
FULL vision of datatsheet can be found in datasheet.md.
make comp # compile code with vcs
make run # compile and run test with vcs
make wave # open fsdb format waveform with verdi