Update ADC ENOB comment to match (measured) value in RP2040 datasheet (#643)

2021-10-30 14:29:58 +01:00
parent cc1e2e8758
commit d0c7642369
1 changed files with 1 additions and 1 deletions
--- a/src/rp2_common/hardware_adc/include/hardware/adc.h
+++ b/src/rp2_common/hardware_adc/include/hardware/adc.h
@ -19,7 +19,7 @@
 * The RP2040 has an internal analogue-digital converter (ADC) with the following features:
 * - SAR ADC
 * - 500 kS/s (Using an independent 48MHz clock)
- * - 12 bit (9.5 ENOB)
+ * - 12 bit (8.7 ENOB)
 * - 5 input mux:
 *  - 4 inputs that are available on package pins shared with GPIO[29:26]
 *  - 1 input is dedicated to the internal temperature sensor