From e93a7d2b6b9634acefc2aae2891e787fb48fdb01 Mon Sep 17 00:00:00 2001 From: Shen Mintao Date: Mon, 17 Aug 2026 01:20:50 +0800 Subject: [PATCH] docs: document Pandora mode switching --- README.md | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/README.md b/README.md index 7c96974..61b23d6 100644 --- a/README.md +++ b/README.md @@ -45,6 +45,26 @@ I did not develop this software, The code is sourced from the Tenda U11 driver. ### Attention Before installing the driver, delete all aic8800-related folders under /lib/firmware. Using an incorrect firmware version may cause the system to freeze. +#### Pandora 88M80 mode switching + +Pandora 88M80 adapters that initially appear as USB device `1111:1111` are +automatically switched to `a69c:8d80` by sending the required `F3` then `F2` +commands. Existing users must rerun `sudo ./install.sh` to replace the installed +usb_modeswitch configuration, then unplug the adapter completely and plug it +back in. + +If automatic switching does not occur, try the same sequence manually: + +```bash +sudo usb_modeswitch -v 1111 -p 1111 \ + -M "555342438765432100000000000010fd0000000000000000000000000000f3" \ + -2 "555342438765432100000000000010fd0000000000000000000000000000f2" +``` + +This only addresses switching from `1111:1111` to `a69c:8d80`. If the device +has reached `a69c:8d80` but firmware startup still fails, see +[issue #79](https://github.com/shenmintao/aic8800d80/issues/79). + ### Installation Steps #### Method 1: [Quick Installation](INSTALL_SCRIPT.md) (Recommended)