539c0b3df4bff8f9a54771d9d0847e8b15006774
Chip-dat/74xx-dat/74HC595-dat/74HC595-dat.md
... | ... | @@ -18,6 +18,11 @@ |
18 | 18 | |
19 | 19 | - library - https://pypi.org/project/pi74HC595/ |
20 | 20 | |
21 | +install |
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22 | + |
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23 | + pip install pi74HC595 |
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24 | + |
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25 | + |
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21 | 26 | ![](2024-09-30-18-10-06.png) |
22 | 27 | |
23 | 28 | ## pin |
... | ... | @@ -34,3 +39,5 @@ optional |
34 | 39 | ## ref |
35 | 40 | |
36 | 41 | - [[RPI-dat]] |
42 | + |
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43 | +- [[74HC595]] |
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Tech-dat/SBC-dat/RPI-dat/RPI-errors-dat/RPI-errors-dat.md
... | ... | @@ -4,23 +4,38 @@ |
4 | 4 | |
5 | 5 | ### The Repository "***" does not have a Release file. unable to update |
6 | 6 | |
7 | -/etc/apt/sources.list.d/ |
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7 | +The repository 'http://raspbian.raspberrypi.org/raspbian stretch Release' does no longer have a Release file. |
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8 | 8 | |
9 | - deb http://archive.raspberrypi.org/debian/ stretch main ui |
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10 | - # Uncomment line below then 'apt-get update' to enable 'apt-get source' |
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11 | - deb-src http://archive.raspberrypi.org/debian/ stretch main ui |
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12 | 9 | |
10 | +/etc/apt/sources.list |
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13 | 11 | |
12 | + deb http://raspbian.raspberrypi.org/raspbian/ stretch main contrib non-free rpi |
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14 | 13 | |
15 | -deb http://raspbian.raspberrypi.org/raspbian/ stretch main contrib non-free rpi |
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16 | 14 | to |
17 | -deb http://legacy.raspbian.org/raspbian/ stretch main contrib non-free rpi |
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18 | 15 | |
16 | + deb http://legacy.raspbian.org/raspbian/ stretch main contrib non-free rpi |
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19 | 17 | |
20 | -https://raspberrypi.stackexchange.com/questions/143053/my-rpi-wont-update |
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21 | 18 | |
19 | +- ref - https://raspberrypi.stackexchange.com/questions/143053/my-rpi-wont-update |
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22 | 20 | |
23 | 21 | |
24 | -/etc/apt/sources.list |
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25 | 22 | |
26 | -/etc/sources.list.d/raspi.list |
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0 | +- /etc/apt/sources.list.d/ 是存放额外软件源的目录。 |
|
1 | +- /etc/apt/sources.list 是主要的系统软件源文件。 |
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2 | +- /etc/sources.list.d/raspi.list 是与 Raspberry Pi 相关的软件源配置文件。 |
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3 | + |
|
4 | +not working options |
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5 | + |
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6 | +/etc/apt/sources.list.d/raspi.list |
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7 | + |
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8 | + deb http://archive.raspberrypi.org/debian/ stretch main ui |
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9 | + # Uncomment line below then 'apt-get update' to enable 'apt-get source' |
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10 | + deb-src http://archive.raspberrypi.org/debian/ stretch main ui |
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11 | + |
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12 | +- apt autoremove |
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13 | +- apt --fix-broken install |
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14 | + |
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15 | + |
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16 | + |
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17 | +## E: Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution). |
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18 | + |
Tech-dat/SBC-dat/RPI-dat/RPI-python-dat/RPI-python-dat.md
... | ... | @@ -0,0 +1,9 @@ |
1 | + |
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2 | +# RPI-python-dat |
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3 | + |
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4 | +apt-get install pip |
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5 | + |
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6 | + Note, selecting 'python3-pip' instead of 'pip' |
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7 | + |
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8 | + |
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9 | +- [[python-dat]] |
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Tech-dat/SBC-dat/RPI-dat/RPI-setup-dat/RPI-setup-dat.md
... | ... | @@ -1,7 +1,16 @@ |
1 | 1 | |
2 | 2 | # RPI-setup-dat |
3 | 3 | |
4 | -## login |
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4 | +## download OS image |
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5 | + |
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6 | +- https://www.raspberrypi.com/software/ |
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7 | +- https://www.raspberrypi.com/software/operating-systems/ |
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8 | + |
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9 | +- 64 bit lite OS - https://downloads.raspberrypi.com/raspios_lite_arm64/images/raspios_lite_arm64-2024-07-04/2024-07-04-raspios-bookworm-arm64-lite.img.xz |
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10 | + |
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11 | +## headless |
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12 | + |
|
13 | +### login |
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5 | 14 | |
6 | 15 | - default login user = pi, pass = raspberry |
7 | 16 | |
... | ... | @@ -9,7 +18,26 @@ |
9 | 18 | |
10 | 19 | ![](2024-09-30-19-19-11.png) |
11 | 20 | |
12 | -## network |
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21 | +### prewritten wifi config |
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22 | + |
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23 | +create a text file called wpa_supplicant.conf, and place it in the root directory of the microSD card. You will need the following text in the file. |
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24 | + |
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25 | + country=US |
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26 | + ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev |
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27 | + update_config=1 |
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28 | + |
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29 | + network={ |
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30 | + scan_ssid=1 |
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31 | + ssid="111" |
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32 | + psk="electrodragon" |
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33 | + } |
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34 | + |
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35 | +### turn on ssh |
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36 | + |
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37 | +For Windows: Create a file named ssh, without any extension, on the boot partition of the SD card. |
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38 | + |
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39 | + |
|
40 | +### network |
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13 | 41 | |
14 | 42 | - [[rpi-dat]] has built-in wifi |
15 | 43 | |
... | ... | @@ -33,5 +61,32 @@ iwconfig |
33 | 61 | - iwgetid will give you the SSID |
34 | 62 | |
35 | 63 | |
64 | +#### multipe wifi |
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65 | + |
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66 | +https://raspberrypi.stackexchange.com/questions/11631/how-to-setup-multiple-wifi-networks |
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67 | + |
|
68 | +Edit /etc/wpa_supplicant/wpa_supplicant.conf and add id_str="school" under the schools wpa info and id_str="home" under your homes wpa info. Your file should now look similar to this: |
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69 | + |
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70 | + ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev |
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71 | + update_config=1 |
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72 | + |
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73 | + network={ |
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74 | + ssid="111" |
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75 | + psk="electrodragon" |
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76 | + id_str="school" |
|
77 | + } |
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78 | + |
|
79 | + network={ |
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80 | + ssid="FF_W" |
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81 | + psk="123456789" |
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82 | + id_str="home" |
|
83 | + } |
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84 | + |
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85 | + |
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86 | + |
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36 | 87 | |
88 | +## remove extra apps |
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37 | 89 | |
90 | +- libreoffice-common |
|
91 | +- chromium |
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92 | +- python2.7 |
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code-dat/python-dat.md
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1 | + |
|
2 | +# python-dat.md |
|
3 | + |
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4 | + |
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5 | +pi74HC595-1.2.3-py3-none-any.whl |
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6 | + |
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7 | +pip install pi74HC595-1.2.3-py3-none-any.whl |
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8 | + |
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9 | + |
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10 | + pi@raspberrypi:~ $ pip install pi74HC595-1.2.3-py3-none-any.whl |
|
11 | + -bash: pip: command not found |