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Espressif Systems /ESP32-S3 /IO_MUX /GPIO21

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Interpret as GPIO21

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31282724232019161512118743000000000000000000000000000000000000000000 (MCU_OE)MCU_OE0 (SLP_SEL)SLP_SEL0 (MCU_WPD)MCU_WPD0 (MCU_WPU)MCU_WPU0 (MCU_IE)MCU_IE0 (FUN_WPD)FUN_WPD0 (FUN_WPU)FUN_WPU0 (FUN_IE)FUN_IE0FUN_DRV0MCU_SEL0 (FILTER_EN)FILTER_EN

Description

IO MUX Configure Register for pad GPIO0

Fields

MCU_OE

Output enable of the pad in sleep mode. 1: output enabled; 0: output disabled.
SLP_SEL

Sleep mode selection of this pad. Set to 1 to put the pad in pad mode.
MCU_WPD

Pull-down enable of the pad in sleep mode. 1: internal pull-down enabled; 0: internal pull-down disabled.
MCU_WPU

Pull-up enable of the pad during sleep mode. 1: internal pull-up enabled; 0: internal pull-up disabled.
MCU_IE

Input enable of the pad during sleep mode. 1: input enabled; 0: input disabled.
FUN_WPD

Pull-down enable of the pad. 1: internal pull-down enabled; 0: internal pull-down disabled.
FUN_WPU

Pull-up enable of the pad. 1: internal pull-up enabled; 0: internal pull-up disabled.
FUN_IE

Input enable of the pad. 1: input enabled; 0: input disabled.
FUN_DRV

Select the drive strength of the pad. 0: ~5 mA; 1: ~10mA; 2: ~20mA; 3: ~40mA.
MCU_SEL

Select IO MUX function for this signal. 0: Select Function 1; 1: Select Function 2; etc.
FILTER_EN

Enable filter for pin input signals. 1: Filter enabled; 2: Filter disabled.

Links

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Register License

Copyright 2024 Espressif Systems (Shanghai) PTE LTD

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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Register Reference

https://github.com/cmsis-svd/cmsis-svd-data