我有一台嵌入式设备,我在其上使用USB 设备USB 接口可使其用作大容量存储设备,或使用该g_serial
模块通过 USB 串行进行访问。
虽然我可以在 Linux 上连接到设备modprobe usbserial
,但在 Mac 上该怎么做?它只给我以下内容:
$ ls /dev/tty.*
/dev/tty.Bluetooth-Modem /dev/tty.Bluetooth-PDA-Sync
这来自dmesg
,不确定是否与设备有关:
USBF: 10410.547 AppleUSBEHCI[0xffffff801379c000]::Found a transaction which hasn't moved in 5 seconds on bus 0xfd, timing out! (Addr: 0, EP: 0)
USBF: 10416.549 AppleUSBEHCI[0xffffff801379c000]::Found a transaction which hasn't moved in 5 seconds on bus 0xfd, timing out! (Addr: 0, EP: 0)
USBF: 10417. 84 [0xffffff80138a7000] The IOUSBFamily was not able to enumerate a device.
USBF: 10422.789 [0xffffff80138a7000] The IOUSBFamily is having trouble enumerating a USB device that has been plugged in. It will keep retrying. (Port 2 of Hub at 0xfd100000)