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Fix example for SPI OLED (GIT8266O-764) #1187

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Fix example for SPI OLED (GIT8266O-764) #1187

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2 changes: 1 addition & 1 deletion examples/peripherals/spi_oled/main/spi_oled_example_main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,7 @@ static esp_err_t oled_set_dc(uint8_t dc)
// Write an 8-bit cmd
static esp_err_t oled_write_cmd(uint8_t data)
{
uint32_t buf = data << 24; // In order to improve the transmission efficiency, it is recommended that the external incoming data is (uint32_t *) type data, do not use other type data.
uint32_t buf = data; // In order to improve the transmission efficiency, it is recommended that the external incoming data is (uint32_t *) type data, do not use other type data.
spi_trans_t trans = {0};
trans.mosi = &buf;
trans.bits.mosi = 8;
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