jfblog

iot

Potentiometer cleaning

Over time, volume knobs on a receiver or a fader on a mixer, overtime they get crackly, scratchy and generally scruple due to the oxidation and gunk that accumulates inside them.

linux

Headless Raspberry Pi setup 2022

With the recent changes in raspberry pi os the default username ‘pi’ won’t allow login.

personal

Merry Christmas 2021

personal

Initial post

Well ... this is awkward. This is my first time I installed ghost cms on docker and I don't know what I'm doing :-)

linux

Migrate GitLab Server

migrating or moving any production server always have an own risk. Especially, if the running production server version is outdated and the system administrator never or cannot update them due to company policy or else.

iot

GWeatherstation

It's an IoT system for monitoring temperature & air pressure sensor and log the data using influxdb and display it on grafana.

iot

ili9341 SPI TFT screen on buster

Just recently bought this cheap ili9341 spi tft lcd from online store and want to test it whether it's working or not.

iot

Temperature sensor for Home Assistant

It's really a tiny sensor with low-cost sensing solution for measuring barometric pressure and temperature. Because pressure changes with altitude this can also be use as an altimeter.

music

Northern Lights

Weird, beautiful, eerie, and kind of mystical.

iot

Real time clock module

A real-time clock (RTC) is an integrated hardware circuit that keeps track of the current time.This RTCs module have an alternate source of power, so they can continue to keep time while the primary source of power is off or unavailable.

iot

Laundrowallet

I name this iot device as Laundrowallet and it's a portable iot device to check the current wallet balance from an RFID card tag for LaundromatPlus laundry system. Would be useful in cashier desk at site for quick checking user saldo balance rfid card.

music

Transcend Tranquility

drifting along on the wave of tranquility ...

music

Rainy Rhytms

It rains, and the wind is never weary ...

customrom

custom rom marshmallow S5T

The latest 7 inch tablet from axioo with model name S5T. It’s using spreadtrum sc9832a, 1024×600 display resolution with 1Gb ram. You may also check the complete specification of this model on axiooworld site.

customrom

custom rom nougat for axioo M6

A new model from axioo with mediatek mt6737m chipset. It has 720×1280 screen resolution. 8+5 mpx cam, and 2Gb ram. You may also check the complete specification of this model on axioo site.

customrom

custom rom nougat for axioo M5S

An entry level model M5S 4inch smartphone from axioo has been released. Using spreadtrum sc9832a chipset, 480×854 screen resolution, 8+5 mpx cam and 1Gb ram. You may also want to check the complete spec at axiooworld site for your reference.

recovery

custom recovery for axioo M6

This is a TWRP custom recovery for axioo M6 model. You will need this custom recovery to get root, install custom rom, and some various thing. I made this using omnirom7 base tree with twrp 3.1.0.0.

customrom

custom rom marshmallow axioo picopad S3PlusV2

S3PlusV2 is the second batch release from axioo’s S3Plus series. Using the exact same spreadtrum chipsets and cpu as of s3plus series, the only difference is the LCD display that now using 1280×720 resolution and 2200mAh battery from another vendor.

customrom

custom rom nougat for axioo Titan

This is the custom rom nougat 7.0 release for axioo Titan. Runs pretty smooth on my try and share here for all of you.

recovery

custom recovery for axioo Venge2

This is custom recovery for axioo Venge2 model. You will need this custom recovery to get root and install custom rom. I made this on 2 flavor, TWRP and CTR. CTR was at version 6.1, build using lineageos-13 tree and the TWRP is at version 3.1.0.0 and build using omni-6 tree.

customrom

custom rom marshmallow for axioo Venge2

This Venge2 model is one of the latest release model from axioo that using mediatek MT6737T chipset. Had a dual cam, fingerprint, fullhd ips display, 16Gb internal and 2Gb RAM. You may also check the complete specs on axiooworld site.

customrom

custom rom marshmallow for axioo Titan

This Titan model is one of the high end release from axioo which equipped with powerful feature and specs such as octa core mt6750, fullhd resolution, fingerprint, 64Gb internal storage, 4Gb RAM and so on, you may refer to the axiooworld web to find out the complete specs.

recovery

custom recovery for axioo Titan

This is custom recovery for axioo Titan model. You will need this custom recovery to get root and install custom rom. I made this on 2 flavor, TWRP and CTR. CTR was at version 6.1, build using lineageos-13 tree and the TWRP is at version 3.1.0.0 and build using omni-6 tree.

customrom

custom rom lollipop axioo picopad S3Plus

The device is quite nice on lcd resolution which is pretty crisp at 800×1280, using quad core sc7731 spreadtrum chipset with mali-400 gpu and 1Gb ram.

music

Blues Books

I'm sayin', you know what I mean. This ain't love ...