Power-on Reset
- The SOM reset signal (PS_POR_L) is held in reset until the CC_PS_PGOOD signal is asserted on the carrier card.
- All the PS and PL I/O device reset signals on the carrier card are held in reset until 25 ms after the PS and PL power domain are powered up and stable.
- You can perform a hard reset on the KV260 Starter Kit by pressing the reset button (CC SW2) or by commanding a reset through software.
The following figure shows the reset functions supported on the KV260 Starter Kit.
Figure 1. Device Reset
![](https://docs.amd.com/api/khub/maps/v2mvjU92OO9xGlXK~wDWtg/resources/ftRNCXY1Ymgw8J1uTiggzQ-v2mvjU92OO9xGlXK~wDWtg/content?v=abf19f31e44b94c5)