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Espressif Systems /ESP32-P4 /SDHOST /EMMCDDR

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Interpret as EMMCDDR

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31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0HALFSTARTBIT 0 (HS400_MODE)HS400_MODE

Description

eMMC DDR register

Fields

HALFSTARTBIT

Control for start bit detection mechanism duration of start bit.Each bit refers to one slot.Set this bit to 1 for eMMC4.5 and above,set to 0 for SD applications.For eMMC4.5,start bit can be: 1’b0-Full cycle. 1’b1-less than one full cycle.
HS400_MODE

Set 1 to enable HS400 mode.

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