3196 Results for "%EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%EC%82%AC%EC%9D%B4%ED%8A%B8%EF%BC%9Coptime4.com%EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC %EC%9D%B8%EC%B2%9C%EB%A7%88%EC%82%AC%EC%A7%80 %EF%BC%9E %EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%E1%98%A3 %EC%9D%B8%EC%B2%9C%EC%98%A4%ED%94%BC%EC%82%AC%EC%9D%B4%ED%8A%B8%E1%98%A3 %EC%9D%B8%EC%B2%9C%ED%9C%B4%EA%B2%8C%ED%85%94 %EC%9D%B8%EC%B2%9C%ED%82%A4%EC%8A%A4%EB%B0%A9 %ED%83%80%EC%9E%84"

Temperature sensors
Log from UltraTower
Temperature is important in soilless cultivation. Articles agree on an ideal growing temperature between 18°C and 26°C. A too cold temperature will slow down growth but increase the dissolved oxygen in the water. While too hot temperature will...

Temperature sensors
Log from UltraTower 2023
Temperature is important in soilless cultivation. Articles agree on an ideal growing temperature between 18°C and 26°C. A too cold temperature will slow down growth but increase the dissolved oxygen in the water. While too hot temperature will...

Salinity Measurement
Log from Vinduino, a wine grower's water saving project
SummarySalinity, or excess salt in the soil profile, is often called the "silent killer", because of the devastating effect salinity can have on irrigated agriculture. With increasing agricultural irrigation efficiency, there is a risk of salt build-up...

Change in Philosophy Regarding Nutrient Solution Replacement
Log from Hydroponic Garden Control with IUT
After a distraction from my yearly camping trip to AirVenture, getting ready to teach my Fall class and other Summer distractions it is becoming very clear that this project is actually for next Summer's growing season... That being said, through...

Attempted architecture redesign (2022-08-19)
Log from Linkia
Original date: 2022-08-19 Related tweets: [1] [2] The RF test PCB was submitted to the PCB factory. In the meantime, I was trying to redesign the architecture to mitigate the problems of the current design: Power consumption is not low enoughIt...

waiting tin welder
Log from NSCE-ngbrain
while I'm waiting my JBC substitution I continue learning about amplifications UPDATE: FM antenna 50Ω ->TL 50Ω -> LC net 50Ω-391Ω -> CE 391Ω-180Ω -> LC net 180Ω-1815Ω -> CE 1815Ω-180ΩI want...

Source code for the KMP app
Log from UltraTower 2023
Open source code:You can find the source code here : - GitHub link: https://github.com/Gleyco/UltraTower_KMP- Works with the new ESP32 code: https://github.com/Gleyco/UltraTower/blob/main/UltraTower_V2_auto_freq.in Technical choice: The...

20230216a -- RAM signature stamping
Log from ROM Disassembly - AlphaSmart Pro
Revisiting the RAM signature stamping knowing what I know now, I can better see what's going on and record that knowledge. The RAM stamping routine now looks like this:F723 ; stamp 'ram valid signature' on RAM page 0 and 3 F723 stampRAMsignature_F723:...

From the community #3: Welcome to Stack-chan zoo
Log from Stack-chan - JavaScript driven super-kawaii robot
紅樹　タカオ (@mongonta555) is an expert in both software and hardware and is on his way to building a little fluffy robot park. He was inspired by tweet from @robo8080 to start building cat-ear options for...

Terminal-BASIC programmable calculator
Log from Terminal-BASIC
I think about Terminal-BASIC based programmable calculator, like MK-90 I am planning to use Arduino DUE, TFT screen schield and custom matrix keyboard of40-64 keys.Does anybody know, if this shield is compatible with arduino DUE?Actually, I'v just tried...

[E1][T][M] Tetent with 1440px screen?
Log from Tetent [gd0090]
1440x1440px resolution at 125% scalingWhat the screen would look like on Tetent (but sharper). This already makes me think back to my Windows Vista on PSP days, but I'm mainly imagining the future present of quietly chilling in bed while trimming down...

Initializing ROM during build-time from files
Log from From bit-slice to Basic (and symbolic tracing)
(for related subject, run-time initialization of ROMs/RAMs, see here) FPGA-based designs often have various read-only stores. Their content can be defined in different ways: Inline in the source code (appropriate for smaller ROMs)Using vendor-specific...

More SD Card Write Details
Log from 3-Chip Z80 Design
Had to dig into the FPGA code for the SD card. Using Neal Crook's documentation of Grant Searle's version (longer pedigree on the page). The status register values are: // SD_Status bit values from Neal Crook's documentation of Grant's SD card // b7...

ETTL protocol with the EOS RP & 580 EX II
Log from Wireless ETTL flash conversion
The STM32 board was just a hair bigger than the PIC, but the biggest pieces are still the power switch, channel button, & battery. The plan is just to print an L enclosure which scotch tapes around the hot shoe & sticks up. The antenna will...

Debugging
Log from 8 Bit TTA Interpreter
Debugging Need to get this project working. One problem is that the Nano does not have enough pins. So I have used a Meduino (a Mega2560 Pro Mini). Here is the schematic: Here is the PCB: The ports (P1 & P2) match the TTA8 bus. A problem with the Meduino...

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