j3d1/esp-open-rtos
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

IRQ driven RX on UART0

Browse source 
See examples/terminal/ for usage
This commit is contained in:
Johan Kanflo 2015-08-07 22:41:13 +02:00
parent 64a1e5598b
commit 9d80dc441f
7 changed files with 217 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

3
core/newlib_syscalls.c
View file

@ -45,8 +45,9 @@ long _write_r(struct _reent *r, int fd, const char *ptr, int len )
/* syscall implementation for stdio read from UART
at the moment UART functionality is all still in the binary SDK
but there is support for IRQ driven UART0 RX in extras/serial-driver
*/
long _read_r( struct _reent *r, int fd, char *ptr, int len )
long __attribute__((weak)) _read_r( struct _reent *r, int fd, char *ptr, int len )
{
for(int i = 0; i < len; i++) {
char ch;