docs: update rst

Signed-off-by: sakumisu <[email protected]>

2 files changed, 9 insertions, 6 deletions

diff --git a/docs/source/api/api_device.rst b/docs/source/api/api_device.rst
index 49502c15..29c2b438 100644
--- a/docs/source/api/api_device.rst
+++ b/docs/source/api/api_device.rst
@@ -7,6 +7,10 @@
 - 有多少个接口就调用多少次 `usbd_add_interface`，参数填相关 `xxx_init_intf`, 如果没有支持的，手动创建一个 intf 填入
 - 有多少个端点就调用多少次 `usbd_add_endpoint`，当中断完成时，会调用到注册的端点回调中。
 
+参考下面这张图：
+
+.. figure:: img/api_device1.png
+
 CORE
 -----------------
 
diff --git a/docs/source/api/api_host.rst b/docs/source/api/api_host.rst
index 9d77441c..3368f47f 100644
--- a/docs/source/api/api_host.rst
+++ b/docs/source/api/api_host.rst
@@ -15,12 +15,11 @@ CLASS 驱动信息结构体
 .. code-block:: C
 
     struct usbh_class_info {
-        uint8_t match_flags; /* Used for product specific matches; range is inclusive */
-        uint8_t class;       /* Base device class code */
-        uint8_t subclass;    /* Sub-class, depends on base class. Eg. */
-        uint8_t protocol;    /* Protocol, depends on base class. Eg. */
-        uint16_t vid;        /* Vendor ID (for vendor/product specific devices) */
-        uint16_t pid;        /* Product ID (for vendor/product specific devices) */
+        uint8_t match_flags;           /* Used for product specific matches; range is inclusive */
+        uint8_t bInterfaceClass;       /* Base device class code */
+        uint8_t bInterfaceSubClass;    /* Sub-class, depends on base class. Eg. */
+        uint8_t bInterfaceProtocol;    /* Protocol, depends on base class. Eg. */
+        const uint16_t (*id_table)[2]; /* List of Vendor/Product ID pairs */
         const struct usbh_class_driver *class_driver;
     };