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stm32/usbd_cdc_interface.h: Fix code comments after recent refactor.

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This commit is contained in:
Li Weiwei 2017-10-13 09:14:07 +08:00 committed by Damien George
parent 7c7c7b161d
commit e39fcda8eb
1 changed files with 2 additions and 2 deletions
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ports/stm32/usbd_cdc_interface.h
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@ -43,8 +43,8 @@ typedef struct _usbd_cdc_itf_t {
uint16_t rx_buf_get; // circular buffer index
uint8_t tx_buf[USBD_CDC_TX_DATA_SIZE]; // data for USB IN endpoind is stored in this buffer
uint16_t tx_buf_ptr_in; // increment this pointer modulo APP_TX_DATA_SIZE when new data is available
volatile uint16_t tx_buf_ptr_out; // increment this pointer modulo APP_TX_DATA_SIZE when data is drained
uint16_t tx_buf_ptr_in; // increment this pointer modulo USBD_CDC_TX_DATA_SIZE when new data is available
volatile uint16_t tx_buf_ptr_out; // increment this pointer modulo USBD_CDC_TX_DATA_SIZE when data is drained
uint16_t tx_buf_ptr_out_shadow; // shadow of above
uint8_t tx_buf_ptr_wait_count; // used to implement a timeout waiting for low-level USB driver
uint8_t tx_need_empty_packet; // used to flush the USB IN endpoint if the last packet was exactly the endpoint packet size