jesus/tinyusb
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

change printf retarget to make \n to \r\n automatically

Browse Source
This commit is contained in:
hathach
2013-07-19 12:05:25 +07:00
parent a522263a9d
commit 23f4d7356f
2 changed files with 26 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
demos/bsp/boards/printf_retarget.c
+20 -1
View File
@@ -51,7 +51,26 @@ int __sys_write (int iFileHandle, char *pcBuffer, int iLength)
(void) iFileHandle;
#if CFG_PRINTF_TARGET == PRINTF_TARGET_UART
return board_uart_send((uint8_t*)pcBuffer, iLength);
// following code to make \n --> \r\n
int length = iLength;
char* p_newline_pos = memchr(pcBuffer, '\n', length);
while(p_newline_pos != NULL)
{
uint32_t chunk_len = p_newline_pos - pcBuffer;
board_uart_send((uint8_t*)pcBuffer, chunk_len);
board_uart_send(&"\r\n", 2);
pcBuffer += (chunk_len + 1);
length -= (chunk_len + 1);
p_newline_pos = memchr(pcBuffer, '\n', length);
}
board_uart_send((uint8_t*)pcBuffer, length);
return iLength;
#elif CFG_PRINTF_TARGET == PRINTF_TARGET_SWO
uint32_t i;
for (i = 0; i<iLength; i++)