simple cdc host demo work

This commit is contained in:
hathach
2018-12-07 17:37:54 +07:00
parent 13d08cd636
commit e6e3679136
3 changed files with 11 additions and 5 deletions

View File

@@ -82,11 +82,14 @@ int main(void)
// USB CDC
//--------------------------------------------------------------------+
#if CFG_TUH_CDC
CFG_TUSB_MEM_SECTION static char serial_in_buffer[64] = { 0 };
void tuh_cdc_mounted_cb(uint8_t dev_addr)
{
// application set-up
printf("\na CDC device (address %d) is mounted\n", dev_addr);
tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // schedule first transfer
}
void tuh_cdc_unmounted_cb(uint8_t dev_addr)
@@ -98,7 +101,10 @@ void tuh_cdc_unmounted_cb(uint8_t dev_addr)
// invoked ISR context
void tuh_cdc_xfer_isr(uint8_t dev_addr, xfer_result_t event, cdc_pipeid_t pipe_id, uint32_t xferred_bytes)
{
printf(serial_in_buffer);
tu_memclr(serial_in_buffer, sizeof(serial_in_buffer));
tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // waiting for next data
}
void virtual_com_task(void)