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Reset CDC examples to original state

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This commit is contained in:
Jan Dümpelmann
2020-11-18 09:47:39 +01:00
parent 54e29e9ff4
commit e7069da7eb
3 changed files with 43 additions and 34 deletions
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3
examples/device/cdc_dual_ports/src/main.c
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@@ -82,6 +82,8 @@ static void cdc_task(void)
uint8_t itf; uint8_t itf;
for (itf = 0; itf < CFG_TUD_CDC; itf++) for (itf = 0; itf < CFG_TUD_CDC; itf++)
{
if ( tud_cdc_n_connected(itf) )
{ {
if ( tud_cdc_n_available(itf) ) if ( tud_cdc_n_available(itf) )
{ {
@@ -94,4 +96,5 @@ static void cdc_task(void)
echo_serial_port(1, buf, count); echo_serial_port(1, buf, count);
} }
} }
}
} }

9
examples/device/cdc_msc/src/main.c
View File

@@ -105,7 +105,9 @@ void tud_resume_cb(void)
//--------------------------------------------------------------------+ //--------------------------------------------------------------------+
void cdc_task(void) void cdc_task(void)
{ {
// is data available to read from rx fifo if ( tud_cdc_connected() )
{
// connected and there are data available
if ( tud_cdc_available() ) if ( tud_cdc_available() )
{ {
uint8_t buf[64]; uint8_t buf[64];
@@ -122,14 +124,15 @@ void cdc_task(void)
tud_cdc_write_flush(); tud_cdc_write_flush();
} }
}
} }
// Invoked when cdc line state changed e.g connected/disconnected // Invoked when cdc when line state changed e.g connected/disconnected
void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
{ {
(void) itf; (void) itf;
// usually terminal software sets DTR and RTS when connected // connected
if ( dtr && rts ) if ( dtr && rts )
{ {
// print initial message when connected // print initial message when connected

9
examples/device/cdc_msc_freertos/src/main.c
View File

@@ -168,7 +168,9 @@ void cdc_task(void* params)
// RTOS forever loop // RTOS forever loop
while ( 1 ) while ( 1 )
{ {
// is data available to read from rx fifo if ( tud_cdc_connected() )
{
// connected and there are data available
if ( tud_cdc_available() ) if ( tud_cdc_available() )
{ {
uint8_t buf[64]; uint8_t buf[64];
@@ -185,18 +187,19 @@ void cdc_task(void* params)
tud_cdc_write_flush(); tud_cdc_write_flush();
} }
}
// For ESP32-S2 this delay is essential to allow idle how to run and reset wdt // For ESP32-S2 this delay is essential to allow idle how to run and reset wdt
vTaskDelay(pdMS_TO_TICKS(10)); vTaskDelay(pdMS_TO_TICKS(10));
} }
} }
// Invoked when cdc line state changed e.g connected/disconnected // Invoked when cdc when line state changed e.g connected/disconnected
void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts) void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
{ {
(void) itf; (void) itf;
// usually terminal software sets DTR and RTS when connected // connected
if ( dtr && rts ) if ( dtr && rts )
{ {
// print initial message when connected // print initial message when connected