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Re: PutDAC - strange voltages

Started by Chris in BasicX20 years ago 40 replies

Did you use an RC filter on the Dac pin? Try this circuit: 1K BX-Pin o-----/\/\/\/\/\---o----o DAC Out | | ____ ...

Did you use an RC filter on the Dac pin? Try this circuit: 1K BX-Pin o-----/\/\/\/\/\---o----o DAC Out | | ____ ____ .1uF cap | | ------ --- - Ground Hopefully if my tabs aren't cut off you will see the circui


BASIC STAMP 2 AND DTMF.....

Started by Martial in BasicX20 years ago 5 replies

I'm tryind to decode DTMF signal generated by a BS2 with a CD22202...and I don't succeed.Has somedody the solution to my problem? ...

I'm tryind to decode DTMF signal generated by a BS2 with a CD22202...and I don't succeed.Has somedody the solution to my problem? jean


microphone attach to microcontroller

Started by Jack Wu in BasicX21 years ago 2 replies

Please help! i'm overdue with project and i can't get my mic to connect properly. ok so here is what i have. PLEASE tell me if i...

Please help! i'm overdue with project and i can't get my mic to connect properly. ok so here is what i have. PLEASE tell me if i have anything wrong. I want to hook up a sound sensor to a A/D converter. i have a 2 pin panasonic elec condenser microphone (~5v rated, 60dB sig-noi


laptop to BX24 USB

Started by David Manley in BasicX21 years ago 5 replies

Most modern computers are all coming out with USB ports only. They have no Com (DB9 Type) , I know that there cables with...

Most modern computers are all coming out with USB ports only. They have no Com (DB9 Type) , I know that there cables with converters readily available, but I have been told they are not able to deal with two way communication required during programming and monitoring the BX24 port.


Matrix Keypad Interface

Started by jasongarbus in BasicX21 years ago 6 replies

Can someone help with this? I need to interface a 4x4 matrix keypad to a basicx and output this as 8-bit BCD. Also is there a way...

Can someone help with this? I need to interface a 4x4 matrix keypad to a basicx and output this as 8-bit BCD. Also is there a way to do key mapping? At present Im using a Fairchild keypad decoder IC or this project but the problem is it wont allow me to assign the rows and colums


Slowing Down ShiftIn/ShiftOut Clock Speed

Started by Andy Michalicek in BasicX21 years ago 3 replies

I am talking to a I2c device that is extremely slow (~20 khz). Is there a way to slow down the clock used in the ShiftIn/ShiftOut...

I am talking to a I2c device that is extremely slow (~20 khz). Is there a way to slow down the clock used in the ShiftIn/ShiftOut commands? Andy


BX01 true RS232 with MAX233

Started by basicxgroup in BasicX21 years ago 2 replies

Hi I?ve been trying to achieve a "true" RS232 in BX01, using a MAX233, but I haven't had any success. To test the BX01 with...

Hi I?ve been trying to achieve a "true" RS232 in BX01, using a MAX233, but I haven't had any success. To test the BX01 with Max233, I run the sample Serial_Number using Com2 and the BasicX Development System V2.0. Using the J9 output in the (old) development board


I2C and PCF8574 - ShiftOut

Started by andrewflys in BasicX22 years ago

Hi all, I had seen some earlier emails saying that folks had successfully migrated Pete A's i2c routines to use shiftout...

Hi all, I had seen some earlier emails saying that folks had successfully migrated Pete A's i2c routines to use shiftout instead of putpin in a loop. I substituted it for the existing code and had little luck... eg: Public Sub I2C_WorksFine (ByVal


TLC2543 example questions

Started by eccentric_mofo in BasicX22 years ago 1 reply

Hello, I've been studying the code on peter anderson's website regarding the TI TLC2543 ADC, and have a few questions for those of ...

Hello, I've been studying the code on peter anderson's website regarding the TI TLC2543 ADC, and have a few questions for those of you who are experienced with playing around with it! Here is the code verbatim from his website: Program TLC2543_1.Bas ' ' Il


BasicX to Siteplayer Tutorial

Started by Peter W Houlihan in BasicX22 years ago 1 reply

Looking for the elusive BSX-24 to Siteplayer tutorial. I'd like a jump start on using these two devices together. So if any...

Looking for the elusive BSX-24 to Siteplayer tutorial. I'd like a jump start on using these two devices together. So if any body has a project for which they'd like to share code and files, please let me know. Looking for something simple to start. i


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