====== 通用方法 ======
[[.:start|← 返回 sTPC-EXXX-3568B]]

===== 查看 CPU 温度 =====

<code>
1 root@norco:/ # cat /sys/class/hwmon/hwmon0/device/temp1_input
2 45
</code>

===== 查看 CPU 序列号 =====

<code>
1 root@norco:/ # cat /proc/cpuinfo | grep Serial
2 Serial          : bf48049281ac96a8
</code>

===== 查看 CPU 频率 =====

<code>
1 root@norco:/ # cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq
2 1800000
3 root@norco:/ # cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq
4 126000
5 root@norco:/ # cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq
6 126000
7 root@norco:/ # cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq
8 126000
</code>

===== 查看内存容量 =====

<code>
1 root@norco:/ # busybox free -m
2              total         used         free       shared      buffers
3 Mem:          4024          759         3265            0           42
4 -/+ buffers:                717         3307
5 Swap:            0            0            0
</code>

===== 查看存储容量 =====

<code>
 1 root@norco:/ # busybox df -h
 2 Filesystem                Size      Used Available Use% Mounted on
 3 tmpfs                   377.3M    136.0K    377.2M   0% /dev
 4 none                    377.3M     12.0K    377.3M   0% /sys/fs/cgroup
 5 tmpfs                   377.3M         0    377.3M   0% /mnt/secure
 6 tmpfs                   377.3M         0    377.3M   0% /mnt/asec
 7 tmpfs                   377.3M         0    377.3M   0% /mnt/obb
 8 tmpfs                     1.0M         0      1.0M   0% /mnt/shm
 9 /dev/block/mmcblk0p5    472.4M    335.3M    137.1M  71% /system
10 /dev/block/mmcblk0p4      6.1G    240.3M      5.9G   4% /data
11 /dev/block/mmcblk0p6    247.9M      6.0M    229.1M   3% /cache
12 /dev/block/mmcblk0p9      7.7M      1.1M      6.3M  15% /device
13 /dev/fuse                 6.1G    240.3M      5.9G   4% /mnt/shell/emulated
</code>

===== 网络 Ping 测试 =====

<code>
 1 root@norco:/ # ping -s 1000 -c 5 192.168.8.100
 2 PING 192.168.8.100 (192.168.8.100) 1000(1028) bytes of data.
 3 1008 bytes from 192.168.8.100: icmp_seq=1 ttl=64 time=0.914 ms
 4 1008 bytes from 192.168.8.100: icmp_seq=2 ttl=64 time=0.790 ms
 5 1008 bytes from 192.168.8.100: icmp_seq=3 ttl=64 time=0.797 ms
 6 1008 bytes from 192.168.8.100: icmp_seq=4 ttl=64 time=0.810 ms
 7 1008 bytes from 192.168.8.100: icmp_seq=5 ttl=64 time=0.706 ms
 8
 9 --- 192.168.8.100 ping statistics ---
10 5 packets transmitted, 5 received, 0% packet loss, time 4002ms
11 rtt min/avg/max/mdev = 0.706/0.803/0.914/0.070 ms
</code>

===== 设置系统时间保存到 RTC 芯片 =====

  * 注意此处显示的 UTC 表示 0 时区，我们处于 CST 时区，假设要设定时间为上午 10 点，则为 "2020-06-06 02:09:55"。

<code>
1 root@norco:/ # busybox date -s "2020-06-06 10:09:55"
2 Thu Feb  1 10:09:55 UTC 2018
3 root@norco:/ # busybox hwclock -w
</code>

----
[[.:resource|资源特性]] · [[.:interface|接口布局和尺寸]] · [[.:quickstart|快速入门]] · [[.:android|Android 系统的使用]] · [[.:linux|Linux 系统的使用]] · [[.:common|通用方法]]