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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2 | mjames | 1 | /* |
| 2 | * spiInterface.h |
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| 3 | * |
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| 4 | * Created on: 10 Feb 2018 |
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| 5 | * Author: Mike |
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| 6 | */ |
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| 7 | |||
| 8 | #pragma once |
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| 9 | |||
| 10 | extern void ssd1306spiInit(void); |
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| 11 | |||
| 12 | extern void ssd1306fastSPIwrite(uint8_t d); |
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| 13 | |||
| 14 | extern void ssd1306commandSPIwrite(uint8_t c); |
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| 15 | |||
| 16 | extern void ssd1306resetDisplay(void); |
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| 17 | |||
| 18 | extern void ssd1306SendDisplay(uint8_t * buff, uint8_t len); |
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| 19 | // Peripherial Clock 84MHz SPI1 SPI1 SPI2/3 |
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| 20 | #define SPI_BaudRatePrescaler_2 ((uint16_t)0x0000) // 42 MHz 21 MHZ |
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| 21 | #define SPI_BaudRatePrescaler_4 ((uint16_t)0x0008) // 21 MHz 10.5 MHz |
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| 22 | #define SPI_BaudRatePrescaler_8 ((uint16_t)0x0010) // 10.5 MHz 5.25 MHz |
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| 23 | #define SPI_BaudRatePrescaler_16 ((uint16_t)0x0018) // 5.25 MHz 2.626 MHz |
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| 24 | #define SPI_BaudRatePrescaler_32 ((uint16_t)0x0020) // 2.626 MHz 1.3125 MHz |
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| 25 | #define SPI_BaudRatePrescaler_64 ((uint16_t)0x0028) // 1.3125 MHz 656.25 KHz |
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| 26 | #define SPI_BaudRatePrescaler_128 ((uint16_t)0x0030) // 656.25 KHz 328.125 KHz |
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| 27 | #define SPI_BaudRatePrescaler_256 ((uint16_t)0x0038) // 328.125 KHz 164.06 KHz |
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| 28 | |||
| 29 | |||
| 30 | #define SPI_CS_PIN 6 |
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| 31 | #define SPI_CS_GPIO GPIOB |
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| 32 | |||
| 33 | #define SPI_CD_PIN 7 |
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| 34 | #define SPI_CD_GPIO GPIOB |
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| 35 | |||
| 36 | #define SPI_RESET_PIN 8 |
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| 37 | #define SPI_RESET_GPIO GPIOB |
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| 38 | |||
| 39 |