| # Copyright (c) 2023 Kenneth J. Miller <ken@miller.ec> |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| description: STM32 VREF+. |
| |
| compatible: "st,stm32-vref" |
| |
| include: sensor-device.yaml |
| |
| properties: |
| vrefint-cal-addr: |
| type: int |
| required: true |
| description: | |
| Device engineering bytes address containing the factory-measured |
| calibration bandgap voltage (VREFINT_CAL). |
| |
| vrefint-cal-mv: |
| type: int |
| required: true |
| description: | |
| VDDA/VREF+ voltage in millivolts applied during manufacturing to determine |
| the internal bandgap voltage reference VREFINT. |
| |
| vrefint-cal-resolution: |
| type: int |
| description: | |
| ADC resolution used for measuring calibration data |
| |
| This is usually equal to the ADC's native resolution. |
| |
| Most series have a 12-bit ADC, but 14-bit and 16-bit |
| also exists on e.g., STM32U5 and STM32H7 series. |
| default: 12 |
| enum: |
| - 12 |
| - 14 |
| - 16 |
