18208150715 发表于 2017-5-28 15:09:42

RK3288 linux4.4.52版本 4G SLM630B技术支持

目前的问题是我按照下载的这块的资料，将相应的ID号放到了对应的内核程序中，但是输入相应的命令行时没反应，下面是4G模块启动的打印
[   16.715185] usb 1-1: reset high-speed USB device number 2 using dwc2
[   17.175155] usb 1-1: USB disconnect, device number 2
[   17.554994] usb 1-1: new high-speed USB device number 3 using dwc2
[   17.796061] usb 1-1: New USB device found, idVendor=1a40, idProduct=0101
[   17.829624] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[   17.863984] usb 1-1: Product: USB 2.0 Hub
[   17.897710] hub 1-1:1.0: USB hub found
[   17.904940] hub 1-1:1.0: 4 ports detected
[   18.185047] usb 1-1.3: new high-speed USB device number 4 using dwc2
[   18.319133] usb 1-1.3: New USB device found, idVendor=05c6, idProduct=9025
[   18.353269] usb 1-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   18.387639] usb 1-1.3: Product: Android
[   18.417905] usb 1-1.3: Manufacturer: Android
[   18.467943] RK3288
[   18.473220] option 1-1.3:1.0: GSM modem (1-port) converter detected
[   18.483118] usb 1-1.3: GSM modem (1-port) converter now attached to ttyUSB0
[   18.493956] RK3288
[   18.499238] option 1-1.3:1.1: GSM modem (1-port) converter detected
[   18.509156] usb 1-1.3: GSM modem (1-port) converter now attached to ttyUSB1
[   18.519291] RK3288
[   18.524129] option 1-1.3:1.2: GSM modem (1-port) converter detected
[   18.533658] usb 1-1.3: GSM modem (1-port) converter now attached to ttyUSB2
[   18.544085] RK3288
[   18.548692] option 1-1.3:1.3: GSM modem (1-port) converter detected
[   18.557756] usb 1-1.3: GSM modem (1-port) converter now attached to ttyUSB3
[   18.567830] RK3288
[   18.572488] option 1-1.3:1.4: GSM modem (1-port) converter detected
[   18.581751] usb 1-1.3: GSM modem (1-port) converter now attached to ttyUSB4
[   18.591554] RK3288
[   18.596651] option 1-1.3:1.5: GSM modem (1-port) converter detected
[   18.605812] usb 1-1.3: GSM modem (1-port) converter now attached to ttyUSB5
[   18.922808] random: nonblocking pool is initialized

有谁做过这块，在串口如何输入相应的命令行来检测对应的输出，以此来验证该模块是否正常工作。

leung先森 发表于 2017-5-31 10:44:16

只要内核支持该模块枚举tty设备，剩下的可以通过ppp去拨号。
至于校验是否能够正常工作，可以手动给USB1设备写入at指令

18208150715 发表于 2017-6-9 16:00:27

谢谢了 输入AT命令是可以读到的
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