729 Results for "Reverse Engineering Blood Glucose Monitors"

Polling a Push Button Rotary Encoder
Details from Polling a Push Button Rotary Encoder
What is polling? If you have uploaded the example "Blink without delay" sketch then you have used polling: // Blink without delay void setup() { pinMode(LED_BUILTIN,OUTPUT); digitalWrite(LED_BUILTIN,LOW); } void loop() { static unsigned long previousMillis=0;...

Celestial tracker
Details from Celestial tracker
Summary of Intentions I have an equatorial mount (Bresser Exos-2 which is similar to EQ5 ) without any tracker or GOTO device. I enjoy looking for celestial objects by myself. But handling the telescope becomes a bit hard on my back after several hours...

Micro8085
Details from Micro8085
Micro8085 Development Board with Tiny BASIC So, what’s this? The Micro8085, an embedded development board with the Intel 8085 CPU, running Palo Alto Tiny BASIC. And with hardware support for GPIO, Timer, UART, SPI bus, e2mem, ADC, DAC, PWM and comparator...

Birthday Alarm That'll Run for 50 Years!
Details from Birthday Alarm That'll Run for 50 Years!
Yes, you read the title correct. Have you ever forgot your birthday, that you need someone else to remind you about it ? Or what if you can gift to someone you love, a device that'll wish them on their birthday for 50 times ? I kid you not, this simple...

Driving an LED Matrix From a Raspberry Pi
Details from Driving an LED Matrix From a Raspberry Pi
Communications Maxim's MAX7221 LED Driver chips communicate with the host computer via the SPI (Synchronous Peripheral Interface) bus. SPI based systems normally have a single bus controller...

Blues, Where's My Car?
Details from Blues, Where's My Car?
Story When people think about asset trackers, typically they think about tracking things that should move: planes, trains, and automobiles. What we don't think about as frequently is keeping track of things that shouldn't move: statues,...

Earth Rover
Details from Earth Rover
The diagram below shows the subsystems and their major physical components. Connecting each physical component is an interface line that has to be physically connected and possibly addressed from a software perspective. Chasis Sub-System: After decades...

BLE Mobile Star Wars Remote Lamp & Weather Station
Details from BLE Mobile Star Wars Remote Lamp & Weather Station
To remove the redundant HC-06 Bluetooth module and be able to utilize BLE (Bluetooth Low Energy), I decided to employ an Arduino Nano 33 BLE to build my new room lighting system. In addition to adjusting room lighting, I wanted this project to report...

Project Precision
Details from Project Precision
Way back in the late 80s, I remember seeing a TV show (I think it was Amazing Stories) which featured an interesting clock. It was round, black, about the same size as a normal wall clock, and all done up in LEDs. The LEDs appeared to be what I now recognize...

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