X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fattiny%2Fao_spi_attiny.c;h=f63eb651286cbafb6b7f6d7694ee5d7d9bcbe9f3;hb=master;hp=1c90ad56082326a9981aef4f538f1584159ab6fc;hpb=c6e57291d91f1f6c4de5c54a5cfd3eef66d9f830;p=fw%2Faltos

diff --git a/src/attiny/ao_spi_attiny.c b/src/attiny/ao_spi_attiny.c
index 1c90ad56..506ebf15 100644
--- a/src/attiny/ao_spi_attiny.c
+++ b/src/attiny/ao_spi_attiny.c
@@ -117,7 +117,7 @@ ao_spi_init(void)
 #else
 	USICR = SPI_USICR_FAST_2;
 #endif
-	SPI_DIR &= ~(1 << DDB0);	/* DI */
+	SPI_DIR &= (uint8_t) ~(1 << DDB0);	/* DI */
 	SPI_DIR |= (1 << DDB1);		/* DO */
 	SPI_DIR |= (1 << DDB2);		/* SCLK */
 }