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bl_mcu_sdk/examples/spi/spi_ws2812b
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jzlv 20b9f44f11 [feat][examples/spi] add spi ws2812,spi ssd1306,spi lcd display images using tinyjpeg demo
2021-08-26 12:26:38 +08:00
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CMakeLists.txt [feat][examples/spi] add spi ws2812,spi ssd1306,spi lcd display images using tinyjpeg demo 2021-08-26 12:26:38 +08:00
main.c [feat][examples/spi] add spi ws2812,spi ssd1306,spi lcd display images using tinyjpeg demo 2021-08-26 12:26:38 +08:00
readme.md [feat][examples/spi] add spi ws2812,spi ssd1306,spi lcd display images using tinyjpeg demo 2021-08-26 12:26:38 +08:00

readme.md

将 board/bl706_iot/peripheral_config.h 中 BSP_USING_SPI0 的 spi 外设的 clk 配置为 8000000; 由于 WS2812B 的时序要求，所以 spi 发送时 clk 必须选择 8000000

board/bl706_iot/pinmux_config.h 中 CONFIG_GPIO3_FUNC 、CONFIG_GPIO4_FUNC 、CONFIG_GPIO5_FUNC、CONFIG_GPIO6_FUNC 选择 GPIO_FUN_SPI


$ make APP=spi_ws2812b BOARD=bl706_iot