Controlling an HMC624LP4E RF Attenuator Using Arduino
I recently found a Hittite (acquired by Analog Devices in 2014) HMC624LP4E evaluation board gathering dust in my miscellaneous PCB […]
Reverse Engineering of BK Precision 1696 Switching Power Supply’s LCD Protocol
As mentioned in my previous post, besides the broken LCD there was also an issue with the power supply portion […]
Reverse Engineering a Uniden Cordlessphone LCD
I recently upgraded my home phone system and thus was left with a couple of old Uniden DCT648-2 handsets. Most […]
TI MSP430G2 SPI Examples
In my earlier posts (1, 2, 3), I showed some examples of using the I2C protocol with TI’s MSP430 Launchpad. […]
Code For MCP4821/MCP4822
Microchip‘s MCP4821/MCP4822 is a low budget 12-bit digital-to-analog converter. MCP4821 is the single channel version whereas MCP4822 has two channels […]
A Library for LTC1665/LTC1660
ATmega328p does not provide any Digital/Analog conversion channels (although the D/A conversion can be simulated by means of measuring the […]
Interfacing LIS3LV02DL Using SPI — I
LIS3LV02DL is a MEMS three-axis digital linear accelerometer that provides both I2C and SPI interfaces for communicating with microprocessors. My […]