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@@ -85,12 +85,13 @@ CherryUSB Device Stack resource usage (GCC 10.2 with -O2):
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| file | FLASH (Byte) | No Cache RAM (Byte) | RAM (Byte) | Heap (Byte) |
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|:-------------:|:--------------:|:-------------------------:|:-------------:|:----------------:|
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-|usbd_core.c | 3263 | 384 | 17 | 0 |
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-|usbd_cdc.c | 490 | 0 | 0 | 0 |
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-|usbd_msc.c | 2772 | 128 + 512(default) | 16 | 0 |
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-|usbd_hid.c | 501 | 0 | 0 | 0 |
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-|usbd_audio.c | 1208 | 0 | 4 | 0 |
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-|usbd_video.c | 2272 | 0 | 82 | 0 |
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+|usbd_core.c | 3516 | 256(default) + 320 | 0 | 0 |
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+|usbd_cdc.c | 392 | 0 | 0 | 0 |
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+|usbd_msc.c | 2839 | 128 + 512(default) | 16 | 0 |
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+|usbd_hid.c | 364 | 0 | 0 | 0 |
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+|usbd_audio.c | 1455 | 0 | 0 | 0 |
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+|usbd_video.c | 2494 | 0 | 84 | 0 |
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+|usbd_rndis.c | 2109 | 3340 | 76 | 0 |
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## Host Stack Overview
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@@ -116,13 +117,14 @@ CherryUSB Host Stack resource usage (GCC 10.2 with -O2):
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| file | FLASH (Byte) | No Cache RAM (Byte) | RAM (Byte) | Heap (Byte) |
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|:-------------:|:--------------:|:-------------------------------:|:---------------------------:|:-------------------------------:|
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-|usbh_core.c | 4417 | 512 | 28 | sizeof(struct usbh_urb) |
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-|usbh_hub.c | 4895 | 32 + 4* (1+n) | 16 + sizeof(struct usbh_hub) * (1+n) | 0 |
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-|usbh_cdc_acm.c | 1064 | 7 | 4 | sizeof(struct usbh_cdc_acm) * x |
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-|usbh_msc.c | 1776 | 32 | 4 | sizeof(struct usbh_msc) * x |
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-|usbh_hid.c | 922 | 128 | 4 | sizeof(struct usbh_hid) * x |
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-|usbh_video.c | 3592 | 128 | 4 | sizeof(struct usbh_video) * x |
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-|usbh_audio.c | 3230 | 128 | 4 | sizeof(struct usbh_audio) * x |
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+|usbh_core.c | 4237 | 512 + 8 * (1+x) *n | 28 | sizeof(struct usbh_urb) |
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+|usbh_hub.c | 2919 | 32 + 4* (1+x) | 12 + sizeof(struct usbh_hub) * (1+x) | 0 |
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+|usbh_cdc_acm.c | 1099 | 7 | 4 + sizeof(struct usbh_cdc_acm) * x | 0 |
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+|usbh_msc.c | 2502 | 32 | 4 + sizeof(struct usbh_msc) * x | 0 |
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+|usbh_hid.c | 956 | 128 | 4 + sizeof(struct usbh_hid) * x | 0 |
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+|usbh_video.c | 2330 | 128 | 4 + sizeof(struct usbh_video) * x | 0 |
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+|usbh_audio.c | 3168 | 128 | 4 + sizeof(struct usbh_audio) * x | 0 |
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+|usbh_rndis.c | 3030 | 4096 | 4 + sizeof(struct usbh_rndis) * x | 0 |
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Among them, `sizeof(struct usbh_hub)` and `sizeof(struct usbh_hubport)` are affected by the following macros：
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@@ -134,6 +136,18 @@ Among them, `sizeof(struct usbh_hub)` and `sizeof(struct usbh_hubport)` are affe
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#define CONFIG_USBHOST_MAX_ENDPOINTS 4
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```
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+x is affected by the following macros：
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+
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+```
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+#define CONFIG_USBHOST_MAX_CDC_ACM_CLASS 4
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+#define CONFIG_USBHOST_MAX_HID_CLASS 4
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+#define CONFIG_USBHOST_MAX_MSC_CLASS 2
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+#define CONFIG_USBHOST_MAX_AUDIO_CLASS 1
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+#define CONFIG_USBHOST_MAX_VIDEO_CLASS 1
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+#define CONFIG_USBHOST_MAX_RNDIS_CLASS 1
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+
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+```
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+
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## Documentation Tutorial
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Quickly start, USB basic concepts, API manual, Class basic concepts and examples, see [CherryUSB Documentation Tutorial](https://cherryusb.readthedocs.io/)
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sakimisu