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Diffstat (limited to 'README.md')
-rw-r--r-- | README.md | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -12,7 +12,8 @@ care" and write as 0. ## IP Block: `cds9k-fan` - FIXME add description +The CDS9K fan control block allows PWM speed control of a single fan, and +readback of the fan's tachometer. ### Register 0x0: FAN\_PWM @@ -34,11 +35,12 @@ i.e. a linear scaling from 0-100% to 0x0-0xFF Mode: read-only -Read this register to determine the fan tachometer reading (FIXME units TBD). +Read this register to determine the fan tachometer reading in revolutions per +minute (RPM). | Bits | 15 - 0 | | ---- | -------- | -| Use | reserved | +| Use | fan\_rpm | ## IP Block: `cds9k-led` |