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55 lines
1.3 KiB
55 lines
1.3 KiB
#include "OV2640.hpp"
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void OV2640::Init(){
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Sensor_write_register((uint8_t) 0xff, 0x01);
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Sensor_write_register((uint8_t) 0x12, 0x80);
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Sensor_write_register_bulk(OV2640_JPEG_INIT);
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Sensor_write_register_bulk(OV2640_YUV422);
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Sensor_write_register_bulk(OV2640_JPEG);
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Sensor_write_register((uint8_t) 0xff, 0x01);
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Sensor_write_register((uint8_t) 0x15, 0x00);
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}
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void OV2640::Init(const vector<Register_blob_8> ®s){
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Init();
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Sensor_write_register_bulk(regs);
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// Setup camera, H-sync: High, V-sync:high, Sensor_delay: no Delay, FIFO_mode:FIFO enabled, power_mode:Low_power
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ArduChip_write(0x03, 0b01010000);
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}
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void OV2640::Capture(){
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ArduChip_write(0x04, 0x01); // Clear FIFO
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ArduChip_write(0x04, 0x01);
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HAL_Delay(1);
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ArduChip_write(0x04, 0x02); // Start capture
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HAL_Delay(1);
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// wait for capture done
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while (1) {
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uint8_t regValue = ArduChip_read(0x41);
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uint8_t captureDoneMask = 0x8;
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if (regValue & captureDoneMask) break;
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}
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HAL_Delay(1);
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uint32_t image_size = ArduChip_FIFO_length();
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image_data.resize(image_size);
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ArduChip_start_DMA_transfer(image_size);
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// while(SPI_handle.State != HAL_SPI_STATE_READY){;}
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HAL_Delay(300); // delay to ensure full dma transmission
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ArduChip_CS_disable();
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} // OV2640::Capture
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