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Year: 2021

Robot Arm

By Arnas MasRodjie Posted on September 8, 2021 Posted in DIY No Comments

There are many DIY robot arm available in the GitHub or Thingiverse. But i decide to design by myself. I’m using timing belt to make smoother.

Mengganti Analog Gamepad

By Arnas MasRodjie Posted on August 11, 2021 Posted in Repair No Comments Tagged with Repair

Analog gamepad ketika sering dipakai lama-kelamaan rusak. Untuk itu harus diganti. Cara menggantinya pun cukup mudah. Buka semua baut penutup gamepad. Lepas tutup gamepad Dengan menggunakan solder attractor, buang semua timah yang menempel di kaki analog. Pastikan bersih dari timah …

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PWM Controlled

By Arnas MasRodjie Posted on August 10, 2021 Posted in Arduino No Comments

Take control the PWM duty cycle using arduino

External DAC vs Internal DAC

By Arnas MasRodjie Posted on August 7, 2021 Posted in Arduino, STM32 No Comments Tagged with arduino, STM32

This is my experiment with DAC. First i am using external DAC. I am using PCF8591 I2C using STM32F103 and arduino framework. The result is terrible. It just got 10Hz with 100 resolutions. Unfortunately, i don’t have SPI DAC so …

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L293D VS A4988 Stepper Motor Driver Comparison

By Arnas MasRodjie Posted on August 2, 2021 Posted in Arduino No Comments Tagged with arduino

The L293D motor driver can be use for stepper motor driver, but i wouldn’t recommend. First, it’s only draw maximum 600mA. Second, it doesn’t have current limiter. Here is L293D using AccelStepper library: Here’s using A4988 using same AccelStepper library. …

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DIY BlackMagic Probe

By Arnas MasRodjie Posted on July 13, 2021 Posted in DIY, STM32 No Comments Tagged with DIY

I love to trying and experiment new technology. Even i’ve stlink and jlink debugger, i like to try blackmagic probe. There are blackmagic probe on some store but it’s expensive. Fortunately using bluepill STM32F103 we can us it for BlackMagic …

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DIY Wireless Printer

By Arnas MasRodjie Posted on June 28, 2021 Posted in DIY No Comments Tagged with DIY

I’ve old LaserJet Printer: HP M1132 MFP. It’s B&W and has scanner on it. I’m happy to use it since it easy to use, cheap cartridge and less maintenance. But since i’m my MacOS to Mojave, the driver stopped working. …

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Climate Control System

By Arnas MasRodjie Posted on May 20, 2021 Posted in Arduino No Comments

Climate Control System for controlling room/cage. With temperature and humidity sensor and has 7 output for controlling fan, heater, cooling and alarm. With simple menu and easy to use.

PCB CNC Milling

By Arnas MasRodjie Posted on May 5, 2021 Posted in CNC No Comments Tagged with CNC

Using CNC Milling to create PCB is easy and fast to make PCB prototyping. I wouldn’t recommended to use it for mass production. After make some trial and error testing, finally i found the good result. I’m using endmill than …

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Recent Posts

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  • Mengganti Analog Gamepad
  • PWM Controlled

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