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Fixed UART 3 check

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If UART 3 is selected it should be checked if UDR3 is defined and not if UDR1 is defined.
This commit is contained in:
Snafu
2016-10-14 03:11:56 +02:00
committed by GitHub
parent 0eb5e3710a
commit 89f16443c2
1 changed files with 1 additions and 1 deletions
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2
optiboot/bootloaders/optiboot/pin_defs.h
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@@ -61,7 +61,7 @@
# define UART_SRL UBRR2L
# define UART_UDR UDR2
#elif UART == 3
#if !defined(UDR1)
#if !defined(UDR3)
#error UART == 3, but no UART3 on device
#endif
# define UART_SRA UCSR3A