R0.1A）时，f_mount返回值为0，SD卡初始也成功,但是在调用f_open却返回12(FR_NOT_ENABLED),打算...
printf("rnopen file %x", fr);} } 程序输出：USB Device Attached ENUM_IDLE find usb ID: 5567...
FR_WRITE_PROTECTED 在存储介质被写保护的情况下,以写模式打开或创建文件对象。 FR_DISK_ERR 由于底层磁盘I/O接口函数中的一个错误,而导致该函数失败。 FR_INT_ERR 由于一个错误的FAT结构或一个内部错误,而导致该函数失败。 FR_NOT_ENABLED 逻辑驱动器没有工作区。 FR_NO_FILESYSTEM 磁盘上没有有效地FAT卷。
text, FA_WRITE | FA_OPEN_ALWAYS | FA_CREATE_ALWAYS); //这里返回值是 FR_NOT_ENABLED ...
return FR_NOT_READY; } stat = f_mount(&fs, SDPath, 0); if (stat != FR_OK) { println("mount fail"); f_mount(0, SDPath, 0); } println("f_open start"); // ### code freezes here \/ ### stat = f_open(&myFile, path, FA_WRITE | FA_OPEN_APPEND); println(...
$ docker run --cap-add=NET_ADMIN --device=/dev/net/tun -d \ -v /your/storage/path/:/data \ -v /etc/localtime:/etc/localtime:ro \ -e OPENVPN_PROVIDER=PIA \ -e OPENVPN_CONFIG=CA\ Toronto \ -e OPENVPN_USERNAME=user \ -e OPENVPN_PASSWORD=pass \ -e WEBPROXY_ENA...
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1. A new record is not pending on the business component. You can use np (new record pending) as an abbreviation for bNewRecPending. bNotifyEnabled Returns a Boolean value that includes one of the following values: 0. The business component is not enabled for notifications. 1. The...
Additionally, the extract which was the most abundant with phenolic compounds (A2) was not the most active. The reason for this might lie in some differences in the com- position which could not be detected through the applied methods, and in the fact that non-phenolic constituents Scientific...
我在做SD卡和U盘挂载的时候遇到的问题记录: 第一个问题 首先我定义了一个文件系统的指针数组和实际存在的结构体,然后对指针数组进行了内存申请,在这里我用的是U盘,设置磁盘为0, 当我使用f_mount挂载fatFs后,再卸载,然后挂载FatFs,显示的是挂载成功,但是实际上当我去对文件进行操作的时候,返回FR_NOT_ENABLED,也...