deac/osd-contiki
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Fixed the problem of reads from the SPI where the first byte was sometimes lost.The SPI read function now only generates an idle symbol if there is not a byte

Browse source 
already in the reception buffer.
This commit is contained in:
nvt-se 2009-11-06 14:02:59 +00:00
parent 91a4322d2b
commit f59e89cfb9
1 changed files with 4 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
platform/msb430/dev/sd-arch.c
View file

@ -84,7 +84,9 @@ sd_arch_spi_write_block(uint8_t *bytes, int amount)
unsigned unsigned
sd_arch_spi_read(void) sd_arch_spi_read(void)
{ {
if((U1IFG & URXIFG1) == 0) {
UART_TX = SPI_IDLE; UART_TX = SPI_IDLE;
UART_WAIT_RX(); UART_WAIT_RX();
}
return UART_RX; return UART_RX;
} }