Embedded/tinyusb
1
0
Fork 0
mirror of https://github.com/hathach/tinyusb.git synced 2025-01-17 05:32:55 +08:00
Code Issues Packages Projects Releases Wiki Activity

Update comments about endpoint buffer modes

Browse Source
This commit is contained in:
Greg Davill 2022-03-22 23:40:54 +10:30
parent a09c1648f5
commit 325923b6c6
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/portable/wch/ch32v307/usb_ch32_usbhs_reg.h
View File

@ -231,12 +231,12 @@
#define USBHS_EP15_BUF_MOD (1 << 15)
#define USBHS_EP15_ISO_BUF_MOD (1 << 31)
//USBHS_EPn_T_EN USBHS_EPn_R_EN USBHS_EPn_BUF_MOD 锟斤拷锟斤拷锟斤拷锟斤拷UEPn_DMA为锟斤拷始锟斤拷址锟缴碉拷锟斤拷锟斤拷锟斤拷锟<EFBFBD>
// 0 0 x 锟剿点被锟斤拷锟矫ｏ拷未锟矫碉拷UEPn_*_DMA锟斤拷锟斤拷锟斤拷锟斤拷
// 1 0 0 锟斤拷锟秸ｏ拷OUT锟斤拷锟斤拷锟斤拷锟斤拷锟阶碉拷址为UEPn_RX_DMA
// 1 0 1 bUEPn_RX_TOG[0]=0,使锟矫伙拷锟斤拷锟斤拷UEPn_RX_DMA锟斤拷bUEPn_RX_TOG[0]=1,使锟矫伙拷锟斤拷锟斤拷UEPn_TX_DMA
// 0 1 0 锟斤拷锟斤拷(IN)锟斤拷锟斤拷锟斤拷锟阶碉拷址为UEPn_TX_DMA锟斤拷
// 0 1 1 bUEPn_TX_TOG[0]=0,使锟矫伙拷锟斤拷锟斤拷UEPn_TX_DMA锟斤拷bUEPn_TX_TOG[0]=1,使锟矫伙拷锟斤拷锟斤拷UEPn_RX_DMA
//USBHS_EPn_T_EN USBHS_EPn_R_EN USBHS_EPn_BUF_MOD Description: Arrange from low to high with UEPn_DMA as the starting address
// 0 0 x The endpoint is disabled and the UEPn_*_DMA buffers are not used.
// 1 0 0 The first address of the receive (OUT) buffer is UEPn_RX_DMA
// 1 0 1 RB_UEPn_RX_TOG[0]=0, use buffer UEPn_RX_DMA RB_UEPn_RX_TOG[0]=1, use buffer UEPn_TX_DMA
// 0 1 0 The first address of the transmit (IN) buffer is UEPn_TX_DMA.
// 0 1 1 RB_UEPn_TX_TOG[0]=0, use buffer UEPn_TX_DMA RB_UEPn_TX_TOG[0]=1, use buffer UEPn_RX_DMA
/* USB0_DMA */
#define USBHS_UEP0_DMA_OFFSET(n) (0x1C) // endpoint 0 DMA buffer address