diff options
Diffstat (limited to 'examples/device/cdc_msc/src')
| -rw-r--r-- | examples/device/cdc_msc/src/main.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/examples/device/cdc_msc/src/main.c b/examples/device/cdc_msc/src/main.c index cf2bfd7c9..6b13ba5a4 100644 --- a/examples/device/cdc_msc/src/main.c +++ b/examples/device/cdc_msc/src/main.c @@ -105,7 +105,9 @@ void tud_resume_cb(void) //--------------------------------------------------------------------+ void cdc_task(void) { - if ( tud_cdc_connected() ) + // connected() check for DTR bit + // Most but not all terminal client set this when making connection + // if ( tud_cdc_connected() ) { // connected and there are data available if ( tud_cdc_available() ) @@ -133,7 +135,7 @@ void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) (void) itf; // connected - if ( dtr && rts ) + if ( dtr ) { // print initial message when connected tud_cdc_write_str("\r\nTinyUSB CDC MSC device example\r\n"); |