Questions tagged [string]
The string tag has no summary.
17 questions
1 vote
1 answer
124 views
How supply an outdoor string light with 10 LED bulbs 0.8W?
I currently have a outdoor string light with 10 LED bulbs 0.8W powered by a 3.7V lithium battery and recharged by a solar panel (5.5V 295mA). Over time the battery discharges and no longer works. I've ...
- 11
3 votes
2 answers
1k views
Algorithm for converting a 128-bit value to a string
I am trying to convert 128-bit data to a string in a PLC, but the PLC has max. 32-bit data. I store 128-bit data as a byte array and bit array. Now I need to convert this value to a string, but the ...
- 53
1 vote
1 answer
185 views
My itoa (c++)conversion has a problem
I am receiving a string of data via UART in PIC32, extracting and concatenating two of its bytes, dividing the result by 2, converting the resulting integer to a string and transmitting via i2c to ...
- 171
0 votes
1 answer
110 views
Help understanding this equivalent mechanical circuit of a piano string?
I'm studying this article to help with an audio synthesizer design for guitar/piano strings. Musical strings can be conceptualized as having both vertical (perpendicular to the soundboard/body) and ...
- 157
0 votes
5 answers
17k views
Why is there no resistor in a christmas LED string light?
I bought a bunch of different LED string lights for Haloween and Christmas. All of them are arranged as 2 sets in parallel. They are either 50 or 100 LEDs. I noticed that most of them have a molded ...
- 111
1 vote
3 answers
625 views
What DIY Function Generator is Suitable to drive a Pasco WA-9857 String Vibrator?
Preface... total amateur. I picked up 8 Pasco WA-9857 String Vibrators off of eBay for an art project. I need some way of driving them individually.... cheaply. So I bought a $12 XR2206 Function ...
3 votes
2 answers
592 views
Error handling strings in a 8051
I am using a Texas Instruments CC1110, which is based on the 8051 microcontroller. I'm programming it using the IAR Embedded Workbench. I have written a function named ...
- 356
3 votes
1 answer
6k views
Using string type in VHDL
To make it easier to read a waveform in the testbench, I want to use a signal/variable that is of string type. Basically e.g when I am reading address 0x03 from an SPI device, the string shall say ...
- 12.4k