|   | 1 | ===== USB Hub/SD Card Reader ===== | 
          
          
            |   | 2 |  | 
          
          
            |   | 3 | Tested Anker USB C Hub with microSD and SD card reader. | 
          
          
            |   | 4 |  | 
          
          
            |   | 5 |  | 
          
          
            |   | 6 | Verified it does work except HDMI feature. Our USB-C does not include HDMI capabilities. | 
          
          
            |   | 7 |  | 
          
          
            |   | 8 | Insert microSD card | 
          
          
            |   | 9 |  | 
          
          
            |   | 10 | {{{ | 
          
          
            |   | 11 | [  917.373829] audit: type=1327 audit(1698953401.595:24): proctitle=2F7573722F7362696E2F63726F6E64002D6E | 
          
          
            |   | 12 | [ 1018.850425] sd 0:0:0:1: [sdb] 62357504 512-byte logical blocks: (31.9 GB/29.7 GiB) | 
          
          
            |   | 13 | [ 1018.855021] sdb: detected capacity change from 0 to 62357504 | 
          
          
            |   | 14 | [ 1018.860700]  sdb: sdb1 | 
          
          
            |   | 15 | root@imx8mq-var-dart:~# ls /run/media | 
          
          
            |   | 16 | data-mmcblk0p3  rootfs1-mmcblk0p1  rootfs2-mmcblk0p2  sdb1 | 
          
          
            |   | 17 | root@imx8mq-var-dart:~# ls /run/media/sdb1 | 
          
          
            |   | 18 | 'System Volume Information'   fd_dlc_dbg | 
          
          
            |   | 19 | root@imx8mq-var-dart:~# | 
          
          
            |   | 20 | }}} | 
          
          
            |   | 21 |  | 
          
          
            |   | 22 | Insert 128G Flash drive | 
          
          
            |   | 23 |  | 
          
          
            |   | 24 | {{{ | 
          
          
            |   | 25 | [ 1225.476027] scsi 1:0:0:0: Direct-Access      USB      SanDisk 3.2Gen1 1.00 PQ: 0 ANSI: 6 | 
          
          
            |   | 26 | [ 1225.477504] sd 1:0:0:0: [sdc] 240353280 512-byte logical blocks: (123 GB/115 GiB) | 
          
          
            |   | 27 | [ 1225.478241] sd 1:0:0:0: [sdc] Write Protect is off | 
          
          
            |   | 28 | [ 1225.478259] sd 1:0:0:0: [sdc] Mode Sense: 43 00 00 00 | 
          
          
            |   | 29 | [ 1225.478730] sd 1:0:0:0: [sdc] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA | 
          
          
            |   | 30 | [ 1225.488847]  sdc: sdc1 | 
          
          
            |   | 31 | [ 1225.491253] sd 1:0:0:0: [sdc] Attached SCSI removable disk | 
          
          
            |   | 32 | root@imx8mq-var-dart:~# ls /run/media | 
          
          
            |   | 33 | Data128-sdc1  data-mmcblk0p3  rootfs1-mmcblk0p1  rootfs2-mmcblk0p2  sdb1 | 
          
          
            |   | 34 | root@imx8mq-var-dart:~# ls /run/media/Data128-sdc1/ | 
          
          
            |   | 35 | '2022-05-01 08-55-02.mp4'  'February 2023.pub'               'Statement for Oct 27, 2022.pdf' | 
          
          
            |   | 36 | '2022-05-29 09-00-00.mp4'  'January 2023.pub'                'System Volume Information' | 
          
          
            |   | 37 | '2022-06-05 08-57-45.mp4'  'June 2023.pub'                    arm-gnu-toolchain-11.3.tar.gz | 
          
          
            |   | 38 | '2022-07-03 09-00-15.mp4'  'May 2022.pub'                     confirmation2022 | 
          
          
            |   | 39 | '2022-11-06 08-56-13.mp4'   SS_ChristmasProgram2022           diag | 
          
          
            |   | 40 | 'April 2023.pub'           'Statement for Nov 10, 2022.pdf'   drive-download-20221106T131736Z-001 | 
          
          
            |   | 41 | 'December 2022.pub'        'Statement for Oct 13, 2022.pdf'   nand.tar.gz | 
          
          
            |   | 42 | root@imx8mq-var-dart:~# | 
          
          
            |   | 43 | }}} | 
          
          
            |   | 44 |  | 
          
          
            |   | 45 | Insert 256G Flash drive | 
          
          
            |   | 46 |  | 
          
          
            |   | 47 | {{{ | 
          
          
            |   | 48 | [ 1344.963988] scsi 2:0:0:0: Direct-Access      USB      SanDisk 3.2Gen1 1.00 PQ: 0 ANSI: 6 | 
          
          
            |   | 49 | [ 1344.964892] sd 2:0:0:0: [sdd] 488570880 512-byte logical blocks: (250 GB/233 GiB) | 
          
          
            |   | 50 | [ 1344.966340] sd 2:0:0:0: [sdd] Write Protect is off | 
          
          
            |   | 51 | [ 1344.966358] sd 2:0:0:0: [sdd] Mode Sense: 43 00 00 00 | 
          
          
            |   | 52 | [ 1344.967433] sd 2:0:0:0: [sdd] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA | 
          
          
            |   | 53 | [ 1344.974941]  sdd: sdd1 | 
          
          
            |   | 54 | [ 1344.977258] sd 2:0:0:0: [sdd] Attached SCSI removable disk | 
          
          
            |   | 55 | [ 1345.750567] ntfs: driver 2.1.32 [Flags: R/O MODULE]. | 
          
          
            |   | 56 | [ 1345.793647] ntfs: volume version 3.1. | 
          
          
            |   | 57 | root@imx8mq-var-dart:~# ls /run/media | 
          
          
            |   | 58 | Data128-sdc1  Data256G-sdd1  data-mmcblk0p3  rootfs1-mmcblk0p1  rootfs2-mmcblk0p2  sdb1 | 
          
          
            |   | 59 | root@imx8mq-var-dart:~# ls /run/media/Data256G-sdd1/ | 
          
          
            |   | 60 | 'System Volume Information'   en-us_windows_10_business_editions_version_22h2_x64_dvd_8cf17b79.iso | 
          
          
            |   | 61 | root@imx8mq-var-dart:~# | 
          
          
            |   | 62 | }}} | 
          
          
            |   | 63 |  | 
          
          
            |   | 64 | Insert 32G SD Card | 
          
          
            |   | 65 |  | 
          
          
            |   | 66 | {{{ | 
          
          
            |   | 67 | [ 1404.942570] sd 0:0:0:0: [sda] 62333952 512-byte logical blocks: (31.9 GB/29.7 GiB) | 
          
          
            |   | 68 | [ 1404.945548] sda: detected capacity change from 0 to 62333952 | 
          
          
            |   | 69 | [ 1404.948529]  sda: sda1 | 
          
          
            |   | 70 | root@imx8mq-var-dart:~# ls /run/media | 
          
          
            |   | 71 | Data128-sdc1  Data256G-sdd1  data-mmcblk0p3  rootfs1-mmcblk0p1  rootfs2-mmcblk0p2  sda1  sdb1 | 
          
          
            |   | 72 | root@imx8mq-var-dart:~# ls /run/media/sda1 | 
          
          
            |   | 73 |  DCIM           FSCK0000.004   FSCK0000.009   FSCK0001.REC   FSCK0006.REC   FSCK0011.REC  'System Volume Information' | 
          
          
            |   | 74 |  FSCK0000.000   FSCK0000.005   FSCK0000.010   FSCK0002.REC   FSCK0007.REC   FSCK0012.REC   _disk_id.pod | 
          
          
            |   | 75 |  FSCK0000.001   FSCK0000.006   FSCK0000.011   FSCK0003.REC   FSCK0008.REC   FSCK0013.REC | 
          
          
            |   | 76 |  FSCK0000.002   FSCK0000.007   FSCK0000.012   FSCK0004.REC   FSCK0009.REC   MISC | 
          
          
            |   | 77 |  FSCK0000.003   FSCK0000.008   FSCK0000.REC   FSCK0005.REC   FSCK0010.REC   SDFS_CFG.BIN | 
          
          
            |   | 78 | root@imx8mq-var-dart:~# | 
          
          
            |   | 79 | }}} | 
          
          
            |   | 80 |  | 
          
          
            |   | 81 | Another flash drive | 
          
          
            |   | 82 |  | 
          
          
            |   | 83 | {{{ | 
          
          
            |   | 84 | [ 1500.130967] scsi 3:0:0:0: Direct-Access     SanDisk  U3 Cruzer Micro  8.02 PQ: 0 ANSI: 0 CCS | 
          
          
            |   | 85 | [ 1500.132833] sd 3:0:0:0: [sde] 15753215 512-byte logical blocks: (8.07 GB/7.51 GiB) | 
          
          
            |   | 86 | [ 1500.133063] sd 3:0:0:0: [sde] Write Protect is off | 
          
          
            |   | 87 | [ 1500.133078] sd 3:0:0:0: [sde] Mode Sense: 45 00 00 08 | 
          
          
            |   | 88 | [ 1500.133236] sd 3:0:0:0: [sde] No Caching mode page found | 
          
          
            |   | 89 | [ 1500.133249] sd 3:0:0:0: [sde] Assuming drive cache: write through | 
          
          
            |   | 90 | [ 1500.136487]  sde: sde1 | 
          
          
            |   | 91 | [ 1500.137989] sd 3:0:0:0: [sde] Attached SCSI removable disk | 
          
          
            |   | 92 | root@imx8mq-var-dart:~# ls /run/media | 
          
          
            |   | 93 | DATA8G-sde1  Data128-sdc1  Data256G-sdd1  data-mmcblk0p3  rootfs1-mmcblk0p1  rootfs2-mmcblk0p2  sda1  sdb1 | 
          
          
            |   | 94 | root@imx8mq-var-dart:~# ls /run/media/DATA8G-sde1/ | 
          
          
            |   | 95 |  825wiki_old.tar.gz  'March 2023x.pub'             lcd2004.py        liquidcrystal_i2c.py   svn_825.tar.gz | 
          
          
            |   | 96 | 'August 2023.pub'    'September 2023.pub'          lcd2004x.py       pythonsmbus.py         trac_usr_bin.tar.gz | 
          
          
            |   | 97 | 'July 2023.pub'      'System Volume Information'   lcd_i2c.py        so651332 | 
          
          
            |   | 98 | 'March 2023.pub'      etc_old.tar.gz               lib825ev.tar.gz   so651332.sgn | 
          
          
            |   | 99 | root@imx8mq-var-dart:~# | 
          
          
            |   | 100 | }}} | 
          
          
            |   | 101 |  | 
          
          
            |   | 102 | A microSD card, SD card, USB-C flash drive and two traditional USB flash drives all connected simultaneously: | 
          
          
            |   | 103 |  | 
          
          
            |   | 104 | {{{ | 
          
          
            |   | 105 | root@imx8mq-var-dart:~# ls /run/media | 
          
          
            |   | 106 | DATA8G-sde1  Data128-sdc1  Data256G-sdd1  data-mmcblk0p3  rootfs1-mmcblk0p1  rootfs2-mmcblk0p2  sda1  sdb1 | 
          
          
            |   | 107 |  | 
          
          
            |   | 108 | root@imx8mq-var-dart:~# df -h | 
          
          
            |   | 109 | Filesystem      Size  Used Avail Use% Mounted on | 
          
          
            |   | 110 | /dev/root       7.1G  4.2G  2.5G  64% / | 
          
          
            |   | 111 | devtmpfs        1.5G  4.0K  1.5G   1% /dev | 
          
          
            |   | 112 | tmpfs           2.0G  4.0M  2.0G   1% /dev/shm | 
          
          
            |   | 113 | tmpfs           782M   11M  772M   2% /run | 
          
          
            |   | 114 | tmpfs           4.0M     0  4.0M   0% /sys/fs/cgroup | 
          
          
            |   | 115 | tmpfs           2.0G   48K  2.0G   1% /tmp | 
          
          
            |   | 116 | tmpfs           2.0G  248K  2.0G   1% /var/volatile | 
          
          
            |   | 117 | /dev/mmcblk0p1  7.1G  3.1G  3.6G  47% /run/media/rootfs1-mmcblk0p1 | 
          
          
            |   | 118 | /dev/mmcblk0p2  7.1G   24K  6.7G   1% /run/media/rootfs2-mmcblk0p2 | 
          
          
            |   | 119 | /dev/mmcblk0p3  182M   14K  168M   1% /run/media/data-mmcblk0p3 | 
          
          
            |   | 120 | tmpfs           391M   12K  391M   1% /run/user/1001 | 
          
          
            |   | 121 | tmpfs           391M     0  391M   0% /run/user/0 | 
          
          
            |   | 122 | /dev/sdb1        30G  1.2M   30G   1% /run/media/sdb1 | 
          
          
            |   | 123 | /dev/sdc1       115G   11G  104G  10% /run/media/Data128-sdc1 | 
          
          
            |   | 124 | /dev/sdd1       233G  5.7G  228G   3% /run/media/Data256G-sdd1 | 
          
          
            |   | 125 | /dev/sda1        30G   24G  6.1G  80% /run/media/sda1 | 
          
          
            |   | 126 | /dev/sde1       7.5G  967M  6.6G  13% /run/media/DATA8G-sde1 | 
          
          
            |   | 127 | }}} | 
          
          
            |   | 128 |  | 
          
          
            |   | 129 |  |