Monitor from a CRT-viewfinder

29/July/2023 CRThacking

Debian on the CRT-Viewfinder 4032x3024 23-06-18_12-36-21_debian.jpg
Debian on the CRT-Viewfinder
Monitor from a...

Reload failed wifi module without rebooting system

25/July/2023 iwlwifirfkill

We have a laptop with intel wifi onboard which sometimes failed due to overheating, or due to long-term uptime, or channel load / pps, or whatever.

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[2250886.567817] ieee80211 phy0: Hardware restart was requested
[2250886.602451] iwlwifi 0000:24:00.0: Radio type=0x1-0x2-0x0
[2250886.899471] iwlwifi 0000:24:00.0: Radio type=0x1-0x2-0x0
[2250887.042217] iwlwifi 0000:24:00.0: Microcode SW error detected.  Restarting 0x2000000.
[2250887.042225] iwlwifi 0000:24:00.0: Loaded firmware version: 18.168.6.1 6000g2a-6.ucode
[2250887.042348] iwlwifi 0000:24:00.0: Start IWL Error Log Dump:
[2250887.042349] iwlwifi 0000:24:00.0: Status: 0x0000004C, count: 6
[2250887.042482] iwlwifi 0000:24:00.0: Start IWL Event Log Dump: nothing in log
[2250887.042486] iwlwifi 0000:24:00.0: BUG_ON, Stop restarting
[2250887.128058] iwlwifi 0000:24:00.0: Command REPLY_ADD_STA failed: FW Error
[2250887.128063] wlan0: failed to remove key (0, 01:11:88:ab:2c:99) from hardware (-5)
[2250887.128112] iwlwifi 0000:24:00.0: iwl_trans_wait_tx_queues_empty bad state = 0
[2250887.128132] iwlwifi 0000:24:00.0: Command REPLY_ADD_STA failed: FW Error
[2250887.128133] wlan0: failed to remove key (1, ff:ff:ff:ff:ff:ff) from hardware (-5)
[2250887.228460] iwlwifi 0000:24:00.0: Request scan called when driver not ready.
[2250902.567848] iwlwifi 0000:24:00.0: Command REPLY_RXON failed: FW Error
[2250902.567857] iwlwifi 0000:24:00.0: Error clearing ASSOC_MSK on BSS (-5)
[2250902.587425] iwlwifi 0000:24:00.0: Radio type=0x1-0x2-0x0
[2250902.637530] iwlwifi 0000:24:00.0: Command COEX_PRIORITY_TABLE_CMD failed: FW Error
[2250902.637535] iwlwifi 0000:24:00.0: Could not complete ALIVE transition: -5
[2250902.649786] iwlwifi 0000:24:00.0: Failed to run INIT ucode: -5
[2250902.649819] iwlwifi 0000:24:00.0: Unable to initialize device.
[2250960.530138] iwlwifi 0000:24:00.0: Radio type=0x1-0x2-0x0
[2250960.665000] iwlwifi 0000:24:00.0: Unable to initialize device.


Basic or simple option just reboot system. But when (always) you have million open windows and million shell tabs with runned scripts over mounted partitions, it’s not a vary good option.

Reload failed wifi...

SVOD Project Programmer Teardown

25/July/2023 SVOD

SVOD Project v4
SVOD Project v4 3024x4032
23-07-25_08-32-10.jpg
SVOD STM32H723
SVOD STM32H723 3024x4032
23-07-22_20-35-42.jpg
SVOD minor repair
SVOD minor repair 3024x4032
23-07-22_20-36-11.jpg


SVOD Project Programmer...

HFS-P3 Geiger Counter

22/July/2023 HFS-P3

Geiger Counter HFS-P3 - disassembled.

HFS-P3
HFS-P3 4032x3024
23-07-22_09-21-38.jpg
HFS-P3 PCB Display
HFS-P3 PCB 4032x3024
23-07-22_15-16-58.jpg
HFS-P3 PCB
HFS-P3 PCB 4032x3024
23-07-22_15-17-06.jpg


HFS-P3 Geiger Counter...

Techno macro-photography

19/July/2023 A2K16LED

Disassembled Pressure Sensor A2K16 1627x1664 23-07-16_13-34-14.jpg
Disassembled Pressure Sensor A2K16


Techno macro-photography
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