Share this: The RPC is a MIDI controller and implements the age-old 1980s serial MIDI bus, and the Protosynth must be capable of interfacing with it. But in general use a USB device port is... Read more
Share this:The Raspberry Pi computer is eminently suitable for interfacing. It has 17 GPIO lines which can be programmed to be either inputs or outputs as well as various other functions. Th... Read more
Share this:Solution Connect an LED (see “Opto-Electronics”) to one of the GPIO pins using a 470Ω or 1kΩ series resistor (see “Resistors and Capacitors”) to limit the current. To make this re... Read more
Share this:In the previous article Raspberry Pi – Installing a RS232 Serial Port we discussed how to install a RS232 port on the Raspberry Pi. This is a follow up article to suggest a... Read more
Share this:TESTS (1) On the Quick2Wire boards there is a 3-pin male header with pins for 5V, 3.3V, GND. I attached the test circuit to 5V and GND — it glowed as it should. Same for 3.3V and... Read more
Share this:Note: Full source (still not finished) is available github.com/drcrane/raspberryrfid. The Raspberry Pi has a few different interfaces available to it, one is I2C (a protocol creat... Read more
Share this:Geiger counters are basically just devices which enable us to measure ionizing radiation. In the context of human activity we have to deal with natural radiation sources and artif... Read more
Share this: Global Unichip, TSMC’s design arm, is manufacturing a consumer electronic applications processor ASIC with a DDR2/3 interface delivering 2.0GHz Mbps from its 40nm low power (LP)... Read more
Share this:Sabrent sbt-usc1k usb serial (9-pin) db-9 rs-232, General brand sabrent model sbt-usc1k type usb to db9 (rs-232) spec length 1 ft. connector number 2 features features converts a... Read more
Share this: Everything started with the fact that the MT-5 display wasn’t what I really needed. I was in the need of checking the charging from the device using the battery: my trusty... Read more
