diff options
Diffstat (limited to 'bootloader/com-16f1847-spi.inc')
-rw-r--r-- | bootloader/com-16f1847-spi.inc | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/bootloader/com-16f1847-spi.inc b/bootloader/com-16f1847-spi.inc index c8c3f1d..e7ae182 100644 --- a/bootloader/com-16f1847-spi.inc +++ b/bootloader/com-16f1847-spi.inc @@ -27,12 +27,14 @@ com_tx_byte movlb .0 bcf INTPIN xorwf csum,f + movlb .4 com_tx_byte_wait1 - btfsc PORTB,5 + btfss SSPSTAT,BF goto com_tx_byte_wait1 -com_tx_byte_wait2 - btfss PORTB,5 - goto com_tx_byte_wait2 + movlb .0 +com_tx_byte_wait2 ; also wait for SS to go up again + btfss PORTB,5 ; this lowers the risk for raise conditions + goto com_tx_byte_wait2 ; with next byte (INT pin) movlb .4 movf SSP1BUF,w movlb .0 |