Propeller QFN For Sale
I've got 130 quantity of the QFN parts for sale. They're still in the tray. I opened the package from DigiKey to see what was inside, but otherwise they're untouched. DK's best price right now is $7.49...
View ArticleHelp someone getting back into messing around with propellers..
I just got a propeller pro dev board, and am having a bit of fun with it, I tried to use the rtc and the 16 segment led displays to make a clock, but my attempt isnt working properly. instead of...
View ArticleHelp with arrays of bytes, Graphics.spin and pointers please.
Hi, Please would someone be kind enough to explain where I might be going wrong with some code? - I am displaying text on a TV using "Graphics.spin" from the Propeller library to do so. - Two global...
View Article23LC1024- Very basic memory IO in gcc
Greetings. (mostly out of academic interest) I'm working my way to a simple SRAM driver. Currently I have the code: SPIMemory.c (see attachment) Which compiles and runs, but doesn't return the values...
View ArticleStrings and things...
I must be having a second day of being as thick as pig poo... In the attached file I am using graphics.spin to (try and) display some text stored as a string in the variable 'dataGPS'. This which will...
View ArticleAnother Beautiful -- and Propeller-Powered -- Piece from Alliance Studio
My friend, Steve Wang, and his team have created another beautiful piece for Riot Games: this is the character Lucian from League of Legends. The effect Steve wanted was that the souls of the Shadow...
View ArticleUsing "Shutdown"/"Standby" mode on voltage regulators to conserve power on...
Hey guys, I am designing a battery operated device using the propeller, where the propeller will be sleeping for a few minutes, wake up to read sensor information, transmit data via a transceiver, then...
View ArticleProblem with PASM counters (CTRA)
I've been running some programs to see the amount of time it takes for the program to switch a pin from output high to low. This was inspired by Andy's comments on overhead time in the propeller...
View ArticleQuestion relating FTDI-Breakout fits for Propeller
Hi all, at first I am new here and just wanted to say hello :) I am pretty new to this stuff, so with my first Propeller (which I am going to solder by myself on some proto-board) I accidentally...
View ArticleMulti Strip sk6812(RGBW)/ws2812b driver demo
I've been working on a driver that will run multiple strips of Adafruit's NeoPixels. I started by making a few changes to JonnyMac's ws2812 driver to make it run a single RGB or RGBW strip. Once I got...
View ArticleSoftloader examples
Does anyone have a good example softloader object? I am looking to build a softloader that reads a .binary image from the upper 16K of the eeprom and executes it on the prop. I'm just looking for an...
View ArticleMeasuring pulse accurately
Hi All, I would like to measure a rotating disk accurately. I will use a photo-transistor to trigger counter. Should I use two counters?
View Articletrouble with doing Code::Blocks and PropGCC
Link to forum post https://sites.google.com/site/propellergcc/documentation/tutorials/code-blocks I have managed to get code for the propeller to work, but it does not download to the propeller. I'm...
View ArticleCompiler ignoring order of operations.
Hi All, In my quest to find ways to prevent the compiler reordering all my operations around timing instructions, I discovered what looks to me like an error. To prevent code movement I came up with...
View ArticleMultiple signals on different pins at different times
Hello, I was wondering is there a way to send independent signals on pins, I was thinking I needed multiple cogs, set to start at a specific time, but I think there would be an issue of drift. I have...
View ArticleF32 Command Stream Interpreter
Is there a spin example that shows how to use the F32_1_6 Command Stream Interpreter?
View ArticleHow to get variable from another cog
Lets say I have some methods running in a cog. In that cog I have a byte variable called poll. Now in my main cog I want to get the value of of "poll". Is there a simple way of doing this? Do I use the...
View ArticleP1V with 2MB of hub visible RAM and now 32MB of SDRAM
Hi all, was wondering if anyone has done anything like this before (perhaps I'm the first to try to go down this path) - I now have built myself a P1V setup with 2MB of hub SRAM on an MAX10 FPGA. I...
View ArticleNotepad++ UDL (User Defined Language) or xml Style definition file for .spin
I started using Notepad++ for ALL other programing. I quickly got so used to the way Notepad++ highlights selections that now program spin using the PropellerIDE is hard to do. Is anyone using...
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