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Fix SPI3 protocol with SSD1306

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This commit is contained in:
lilian 2017-08-22 15:10:15 -03:00
parent f51becd0a7
commit 674c450416
1 changed files with 13 additions and 3 deletions
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14
extras/ssd1306/ssd1306.c
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@ -293,9 +293,19 @@ int ssd1306_load_frame_buffer(const ssd1306_t *dev, uint8_t buf[])
{ {
spi_set_command(SPI_BUS,1,1); // data mode spi_set_command(SPI_BUS,1,1); // data mode
if (buf) if (buf)
spi_transfer(SPI_BUS, buf, NULL, len, SPI_8BIT); {
for (i = 0; i < len; i++)
{
spi_transfer(SPI_BUS, &buf[i], NULL, 1, SPI_8BIT);
}
}
else else
spi_repeat_send_8(SPI_BUS,0,len); {
for (i = 0; i < len; i++)
{
spi_transfer_8(SPI_BUS, 0);
}
}
} }
else else
{ {