From fc5fda2dd31fc49deee39c4dfcf1fc01cfedf956 Mon Sep 17 00:00:00 2001 From: liyan Date: Wed, 27 Jul 2022 16:41:19 +0000 Subject: [PATCH] =?UTF-8?q?=E8=A1=A5=E5=85=85=E9=9D=99=E6=80=81=E5=B8=B8?= =?UTF-8?q?=E9=87=8F=20Signed-off-by:=20li-yan339=20?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- zh-cn/device-dev/reference/hdi-apis/usbd__type_8h.md | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/zh-cn/device-dev/reference/hdi-apis/usbd__type_8h.md b/zh-cn/device-dev/reference/hdi-apis/usbd__type_8h.md index f92f98f0c8..a8a3c6bdb0 100644 --- a/zh-cn/device-dev/reference/hdi-apis/usbd__type_8h.md +++ b/zh-cn/device-dev/reference/hdi-apis/usbd__type_8h.md @@ -27,6 +27,15 @@ | -------- | -------- | | [USB_MAX_INTERFACES](_u_s_b.md#usbmaxinterfaces)   32 | USB设备最大接口数量。 | +### 静态常量 + + | 静态常量 | 描述 | +| -------- | -------- | +| [USB_ENDPOINT_DIR_MASK](_u_s_b.md#usb\_endpoint\_dir\_mask)   0x80 | 从地址中提取USB Endpoint方向的位掩码。 | +| [USB_ENDPOINT_DIR_IN](_u_s_b.md#usb\_endpoint\_dir\_in)   0x80 | USB Endpoint从设备到主机的数据方向。 | +| [USB_ENDPOINT_DIR_OUT](_u_s_b.md#usb\_endpoint\_dir\_out)   0 | USB Endpoint从主机到设备的数据方向。 | + + ### 类型定义 -- GitLab