Timer Register Types - 4.0 English

10G/25G High Speed Ethernet Subsystem Product Guide (PG210)

Document ID
PG210
Release Date
2021-10-27
Version
4.0 English
Table 1. Timer Register Types
Access Type Description
RO

Read only

Readable register; write has no effect

RW

Read and write

Readable and writable register

RW1T

Read and write. ‘1’ to trigger

Write ‘1’ to trigger. Write ‘0’ is ignored. Read returns ‘0’.

RW1C

Read, write ‘1’s to Clear

Writing a ‘1’ clears the corresponding bit position in the register to ‘0’; Writing a ‘0’ leaves the corresponding bit unchanged

For example, it can be used to acknowledge interrupt status.

WO

Write only

Writable register, the value is not readable (returns ‘0’)