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| author | Josh Rahm <joshuarahm@gmail.com> | 2020-11-18 21:11:01 -0700 |
|---|---|---|
| committer | Josh Rahm <joshuarahm@gmail.com> | 2020-11-18 21:16:12 -0700 |
| commit | c1405b06d98b9b227fa7ff53c158f31d745eb505 (patch) | |
| tree | 77397453c2b0e20bbb4136aa52836fe3eb0e41e6 /02-usart/tests/test_usart.c | |
| parent | 44c2d2d5e5ce43563a4912b2967cdb6b2039b6dd (diff) | |
| download | stm32l4-c1405b06d98b9b227fa7ff53c158f31d745eb505.tar.gz stm32l4-c1405b06d98b9b227fa7ff53c158f31d745eb505.tar.bz2 stm32l4-c1405b06d98b9b227fa7ff53c158f31d745eb505.zip | |
Reorganize some file. Put thte core register libraries in a core/
subdirectory.
Diffstat (limited to '02-usart/tests/test_usart.c')
| -rw-r--r-- | 02-usart/tests/test_usart.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/02-usart/tests/test_usart.c b/02-usart/tests/test_usart.c new file mode 100644 index 0000000..e2cfdf8 --- /dev/null +++ b/02-usart/tests/test_usart.c @@ -0,0 +1,20 @@ +#include "test_harness.h" +#include "core/usart.h" + +#include <stdlib.h> + +TEST(usart, enable_dma) +{ + __IO usart_t* usart = &USART1; + + usart->c_r3 = 0; + + usart_enable_dma(usart, USART_ENABLE_TX); + ASSERT_EQ(usart->c_r3, 128); + + usart_enable_dma(usart, USART_ENABLE_RX); + ASSERT_EQ(usart->c_r3, 192); + + usart_enable_dma(usart, USART_ENABLE_DISABLED); + ASSERT_EQ(usart->c_r3, 0); +} |