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Espressif Systems /ESP32-P4 /ISP /DMA_CNTL

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Interpret as DMA_CNTL

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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 0 (DMA_EN)DMA_EN 0 (DMA_UPDATE)DMA_UPDATE 0DMA_DATA_TYPE 0DMA_BURST_LEN0DMA_INTERVAL

Description

isp dma source trans control register

Fields

DMA_EN

write 1 to triger dma to get 1 frame
DMA_UPDATE

write 1 to update reg_dma_burst_len & reg_dma_data_type
DMA_DATA_TYPE

this field configures the idi data type for image data
DMA_BURST_LEN

this field configures dma burst len when data source is dma. set according to dma_msize, it is the number of 64bits in a dma transfer
DMA_INTERVAL

this field configures dma req interval, 12’b1: 1 cycle, 12’b11 2 cycle …

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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