andy/tinyUSB
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

fix dual example for rp2350 conflict printf and cdc_printf

Browse Source
This commit is contained in:
hathach
2025-05-13 16:27:26 +07:00
parent ed087b9ed8
commit fe4446090e
3 changed files with 33 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
examples/dual/host_info_to_device_cdc/src/main.c
View File

@@ -78,6 +78,22 @@ static void print_device_info(uint8_t daddr, const tusb_desc_device_t* desc_devi
void led_blinking_task(void);
void cdc_task(void);
#define cdc_printf(...) \
do { \
char _tempbuf[256]; \
char* _bufptr = _tempbuf; \
uint32_t count = (uint32_t) sprintf(_tempbuf, __VA_ARGS__); \
while (count > 0) { \
uint32_t wr_count = tud_cdc_write(_bufptr, count); \
count -= wr_count; \
_bufptr += wr_count; \
if (count > 0){ \
tud_task(); \
tud_cdc_write_flush(); \
} \
} \
} while(0)
/*------------- MAIN -------------*/
int main(void) {
board_init();
@@ -160,22 +176,6 @@ void cdc_task(void) {
//--------------------------------------------------------------------+
// Host Get device information
//--------------------------------------------------------------------+
#define cdc_printf(...) \
do { \
char _tempbuf[256]; \
char* _bufptr = _tempbuf; \
uint32_t count = (uint32_t) sprintf(_tempbuf, __VA_ARGS__); \
while (count > 0) { \
uint32_t wr_count = tud_cdc_write(_bufptr, count); \
count -= wr_count; \
_bufptr += wr_count; \
if (count > 0){ \
tud_task();\
tud_cdc_write_flush(); \
} \
} \
} while(0)
static void print_device_info(uint8_t daddr, const tusb_desc_device_t* desc_device) {
// Get String descriptor using Sync API
uint16_t serial[64];
@@ -232,12 +232,12 @@ void tuh_enum_descriptor_device_cb(uint8_t daddr, tusb_desc_device_t const* desc
}
void tuh_mount_cb(uint8_t daddr) {
printf("mounted device %u\r\n", daddr);
cdc_printf("mounted device %u\r\n", daddr);
is_print[daddr] = true;
}
void tuh_umount_cb(uint8_t daddr) {
printf("unmounted device %u\r\n", daddr);
cdc_printf("unmounted device %u\r\n", daddr);
is_print[daddr] = false;
}
@@ -249,7 +249,9 @@ void led_blinking_task(void) {
static bool led_state = false;
// Blink every interval ms
if (board_millis() - start_ms < blink_interval_ms) return; // not enough time
if (board_millis() - start_ms < blink_interval_ms) {
return;// not enough time
}
start_ms += blink_interval_ms;
board_led_write(led_state);
@@ -300,7 +302,9 @@ static int _count_utf8_bytes(const uint16_t *buf, size_t len) {
}
static void print_utf16(uint16_t *temp_buf, size_t buf_len) {
if ((temp_buf[0] & 0xff) == 0) return; // empty
if ((temp_buf[0] & 0xff) == 0) {
return;// empty
}
size_t utf16_len = ((temp_buf[0] & 0xff) - 2) / sizeof(uint16_t);
size_t utf8_len = (size_t) _count_utf8_bytes(temp_buf + 1, utf16_len);
_convert_utf16le_to_utf8(temp_buf + 1, utf16_len, (uint8_t *) temp_buf, sizeof(uint16_t) * buf_len);