kuwoyuki
ec9dcc76f7
Squashed commit of the following: commit c3e1f696b4fbafb6dd30c6934e4c7c181562e055 Author: kuwoyuki <kuwoyuki@cock.li> Date: Sat Oct 12 20:43:12 2024 +0600 chore: spi dma commit d1e7df60be3e06ed85ce8639516e299085d3c72b Author: kuwoyuki <kuwoyuki@cock.li> Date: Sat Oct 12 15:14:11 2024 +0600 static dummies commit 81682428b471f825e3350e37aa74c373b46d4fef Author: kuwoyuki <kuwoyuki@cock.li> Date: Sat Oct 12 14:45:39 2024 +0600 dma works? commit 150c97a4b566712a502d8a2861a2dc0864324d61 Author: kuwoyuki <kuwoyuki@cock.li> Date: Sat Oct 12 02:07:39 2024 +0600 dma?
36 lines
593 B
C
36 lines
593 B
C
#ifndef SPI_DMA_H
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#define SPI_DMA_H
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#include "ch32v003fun.h"
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typedef enum {
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IDLE,
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TRANSMITTING,
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RECEIVING,
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TX_DONE,
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RX_DONE
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} transfer_state_t;
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// SPI DMA initialization function
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void init_spidma(void);
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// SPI DMA buffer read
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void spidma_read_buffer(uint8_t *buf, uint16_t len);
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// SPI DMA buffer write
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void spidma_write_buffer(uint8_t *buf, uint16_t len);
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// SPI (non-DMA) byte read
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uint8_t spi_read_byte();
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// SPI (non-DMA) byte write
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void spi_write_byte(uint8_t byte);
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// activate CS
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void spi_select(void);
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// deactivate CS
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void spi_unselect(void);
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#endif // SPI_DMA_H
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