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| author | Damien George <damien.p.george@gmail.com> | 2018-09-26 12:00:56 +1000 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2018-09-26 12:00:56 +1000 |
| commit | 7b452e7466d7fc4058eab5eb60bbbbd125039d88 (patch) | |
| tree | 6541b0cfa447ee9e3cc802e48c51890076d713c0 | |
| parent | 5f92756c2c5a16da6b18d35d3370d23e870bf5af (diff) | |
| download | micropython-7b452e7466d7fc4058eab5eb60bbbbd125039d88.tar.gz micropython-7b452e7466d7fc4058eab5eb60bbbbd125039d88.zip | |
stm32/usbd_conf: Allocate enough space in USB HS TX FIFO for CDC packet.
The CDC maximum packet size is 512 bytes, or 128 32-bit words, and the TX
FIFO must be configured to have at least this size.
| -rw-r--r-- | ports/stm32/usbd_conf.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/ports/stm32/usbd_conf.c b/ports/stm32/usbd_conf.c index 41a8353047..ec50287f29 100644 --- a/ports/stm32/usbd_conf.c +++ b/ports/stm32/usbd_conf.c @@ -456,13 +456,13 @@ USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev, int high_speed) { HAL_PCD_Init(&pcd_hs_handle); // We have 1024 32-bit words in total to use here - HAL_PCD_SetRxFiFo(&pcd_hs_handle, 512); + HAL_PCD_SetRxFiFo(&pcd_hs_handle, 464); HAL_PCD_SetTxFiFo(&pcd_hs_handle, 0, 32); // EP0 HAL_PCD_SetTxFiFo(&pcd_hs_handle, 1, 256); // MSC / HID - HAL_PCD_SetTxFiFo(&pcd_hs_handle, 2, 32); // CDC CMD - HAL_PCD_SetTxFiFo(&pcd_hs_handle, 3, 64); // CDC DATA - HAL_PCD_SetTxFiFo(&pcd_hs_handle, 4, 32); // CDC2 CMD - HAL_PCD_SetTxFiFo(&pcd_hs_handle, 5, 64); // CDC2 DATA + HAL_PCD_SetTxFiFo(&pcd_hs_handle, 2, 8); // CDC CMD + HAL_PCD_SetTxFiFo(&pcd_hs_handle, 3, 128); // CDC DATA + HAL_PCD_SetTxFiFo(&pcd_hs_handle, 4, 8); // CDC2 CMD + HAL_PCD_SetTxFiFo(&pcd_hs_handle, 5, 128); // CDC2 DATA #else // !MICROPY_HW_USB_HS_IN_FS |