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入手树莓派2 Model B

Raspberry Pi 2 Model B正面

Raspberry Pi 2 Model B背面

树莓派 2 Mode B 配置详情

  • A 900MHz quad-core ARM Cortex-A7 CPU

  • 1GB RAM

  • 4 USB ports

  • 40 GPIO pins

  • Full HDMI port

  • Ethernet port

  • Combined 3.5mm audio jack and composite video

  • Camera interface (CSI)

  • Display interface (DSI)

  • Micro SD card slot

  • VideoCore IV 3D graphics core

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pi@raspi:~ $ lsb_release -a
No LSB modules are available.
Distributor ID: Raspbian
Description:    Raspbian GNU/Linux 11 (bullseye)
Release:        11
Codename:       bullseye
pi@raspi:~ $ cat /proc/cpuinfo
processor       : 0
model name      : ARMv7 Processor rev 5 (v7l)
BogoMIPS        : 38.40
Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x0
CPU part        : 0xc07
CPU revision    : 5

processor       : 1
model name      : ARMv7 Processor rev 5 (v7l)
BogoMIPS        : 38.40
Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x0
CPU part        : 0xc07
CPU revision    : 5

processor       : 2
model name      : ARMv7 Processor rev 5 (v7l)
BogoMIPS        : 38.40
Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x0
CPU part        : 0xc07
CPU revision    : 5

processor       : 3
model name      : ARMv7 Processor rev 5 (v7l)
BogoMIPS        : 38.40
Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x0
CPU part        : 0xc07
CPU revision    : 5

Hardware        : BCM2835
Revision        : a21041
Serial          : 00000000d81b63a8
Model           : Raspberry Pi 2 Model B Rev 1.1
pi@raspi:~ $ free -h
               total        used        free      shared  buff/cache   available
Mem:           921Mi        53Mi       784Mi       0.0Ki        84Mi       818Mi
Swap:           99Mi          0B        99Mi
pi@raspi:~ $ lsblk
NAME        MAJ:MIN RM  SIZE RO TYPE MOUNTPOINT
mmcblk0     179:0    0 29.3G  0 disk
├─mmcblk0p1 179:1    0  256M  0 part /boot
└─mmcblk0p2 179:2    0   29G  0 part /
pi@raspi:~ $
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➜  ~ neofetch
  `.::///+:/-.        --///+//-:``    pi@raspi2b
 `+oooooooooooo:   `+oooooooooooo:    ----------
  /oooo++//ooooo:  ooooo+//+ooooo.    OS: Raspbian GNU/Linux 11 (bullseye) armv7l
  `+ooooooo:-:oo-  +o+::/ooooooo:     Host: Raspberry Pi 2 Model B Rev 1.1
   `:oooooooo+``    `.oooooooo+-      Kernel: 6.1.21-v7+
     `:++ooo/.        :+ooo+/.`       Uptime: 18 mins
        ...`  `.----.` ``..           Packages: 624 (dpkg)
     .::::-``:::::::::.`-:::-`        Shell: zsh 5.8
    -:::-`   .:::::::-`  `-:::-       Terminal: /dev/pts/1
   `::.  `.--.`  `` `.---.``.::`      CPU: BCM2835 (4) @ 1.000GHz
       .::::::::`  -::::::::` `       Memory: 70MiB / 921MiB
 .::` .:::::::::- `::::::::::``::.
-:::` ::::::::::.  ::::::::::.`:::-
::::  -::::::::.   `-::::::::  ::::
-::-   .-:::-.``....``.-::-.   -::-
 .. ``       .::::::::.     `..`..
   -:::-`   -::::::::::`  .:::::`
   :::::::` -::::::::::` :::::::.
   .:::::::  -::::::::. ::::::::
    `-:::::`   ..--.`   ::::::.
      `...`  `...--..`  `...`
            .::::::::::
             `.-::::-`
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pi@raspi:~ $ screenfetch
    .',;:cc;,'.    .,;::c:,,.    pi@raspi
   ,ooolcloooo:  'oooooccloo:    OS: Raspbian 11 bullseye
   .looooc;;:ol  :oc;;:ooooo'    Kernel: armv7l Linux 6.1.21-v7+
     ;oooooo:      ,ooooooc.     Uptime: 3m
       .,:;'.       .;:;'.       Packages: 592
       .dQ. .d0Q0Q0. '0Q.        Shell: bash 5.1.4
     .0Q0'   'Q0Q0Q'  'Q0Q.      Disk: 1.5G / 30G (6%)
     ''  .odo.    .odo.  ''      CPU: ARMv7 rev 5 (v7l) @ 4x 1GHz
    .  .0Q0Q0Q'  .0Q0Q0Q.  .     RAM: 104MiB / 921MiB
  ,0Q .0Q0Q0Q0Q  'Q0Q0Q0b. 0Q.
  :Q0  Q0Q0Q0Q    'Q0Q0Q0  Q0'
  '0    '0Q0' .0Q0. '0'    'Q'
    .oo.     .0Q0Q0.    .oo.
    'Q0Q0.  '0Q0Q0Q0. .Q0Q0b
     'Q0Q0.  '0Q0Q0' .d0Q0Q'
      'Q0Q'    ..    '0Q.'
            .0Q0Q0Q.
             '0Q0Q'
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