clean up some examples

This commit is contained in:
hathach 2021-03-18 15:23:08 +07:00
parent b221cedf80
commit 2882390c82
6 changed files with 34 additions and 30 deletions

View File

@ -63,13 +63,11 @@ static void echo_serial_port(uint8_t itf, uint8_t buf[], uint32_t count)
}
else
{
// echo back additional ports as upper case
// echo back 2nd port as upper case
if (islower(buf[i])) buf[i] -= 'a' - 'A';
}
tud_cdc_n_write_char(itf, buf[i]);
if ( buf[i] == '\r' ) tud_cdc_n_write_char(itf, '\n');
}
tud_cdc_n_write_flush(itf);
}
@ -85,7 +83,7 @@ static void cdc_task(void)
{
// connected() check for DTR bit
// Most but not all terminal client set this when making connection
if ( tud_cdc_n_connected(itf) )
// if ( tud_cdc_n_connected(itf) )
{
if ( tud_cdc_n_available(itf) )
{

View File

@ -104,6 +104,8 @@
#define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
#define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
// CDC Endpoint transfer buffer size, more is faster
#define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
#ifdef __cplusplus
}

View File

@ -48,7 +48,6 @@ enum {
static uint32_t blink_interval_ms = BLINK_NOT_MOUNTED;
void led_blinking_task(void);
void cdc_task(void);
/*------------- MAIN -------------*/
@ -112,18 +111,16 @@ void cdc_task(void)
// connected and there are data available
if ( tud_cdc_available() )
{
uint8_t buf[64];
// read and echo back
// read datas
char buf[64];
uint32_t count = tud_cdc_read(buf, sizeof(buf));
(void) count;
for(uint32_t i=0; i<count; i++)
{
tud_cdc_write_char(buf[i]);
if ( buf[i] == '\r' ) tud_cdc_write_char('\n');
}
// Echo back
// Note: Skip echo by commenting out write() and write_flush()
// for throughput test e.g
// $ dd if=/dev/zero of=/dev/ttyACM0 count=10000
tud_cdc_write(buf, count);
tud_cdc_write_flush();
}
}
@ -135,12 +132,13 @@ void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
(void) itf;
(void) rts;
// connected
// TODO set some indicator
if ( dtr )
{
// print initial message when connected
tud_cdc_write_str("\r\nTinyUSB CDC MSC device example\r\n");
tud_cdc_write_flush();
// Terminal connected
}else
{
// Terminal disconnected
}
}

View File

@ -106,6 +106,9 @@
#define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
#define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
// CDC Endpoint transfer buffer size, more is faster
#define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
// MSC Buffer size of Device Mass storage
#define CFG_TUD_MSC_EP_BUFSIZE 512

View File

@ -179,14 +179,13 @@ void cdc_task(void* params)
// read and echo back
uint32_t count = tud_cdc_read(buf, sizeof(buf));
(void) count;
for(uint32_t i=0; i<count; i++)
{
tud_cdc_write_char(buf[i]);
if ( buf[i] == '\r' ) tud_cdc_write_char('\n');
}
// Echo back
// Note: Skip echo by commenting out write() and write_flush()
// for throughput test e.g
// $ dd if=/dev/zero of=/dev/ttyACM0 count=10000
tud_cdc_write(buf, count);
tud_cdc_write_flush();
}
}
@ -202,12 +201,13 @@ void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
(void) itf;
(void) rts;
// connected
// TODO set some indicator
if ( dtr )
{
// print initial message when connected
tud_cdc_write_str("\r\nTinyUSB CDC MSC device with FreeRTOS example\r\n");
tud_cdc_write_flush();
// Terminal connected
}else
{
// Terminal disconnected
}
}

View File

@ -106,6 +106,9 @@
#define CFG_TUD_CDC_RX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
#define CFG_TUD_CDC_TX_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
// CDC Endpoint transfer buffer size, more is faster
#define CFG_TUD_CDC_EP_BUFSIZE (TUD_OPT_HIGH_SPEED ? 512 : 64)
// MSC Buffer size of Device Mass storage
#define CFG_TUD_MSC_EP_BUFSIZE 512