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I'm trying to read serial data with a 20X2 set-up as an I2C slave, the master 28X2 reads the data when it is required. every 4-5 valid data sets I get 255 in place of the data. Does anybody knows why? Thanks Slave Code: #picaxe 20x2 init: hi2csetup i2cslave, %10100000 main: serin...

Hi all, I am trying to set-up a 20X2 as an I2C slave, reading an analogue value string (reading a potentiometer) it and transmitting the value over an I2C network (to a 28X2) All I get is 161, regardless of the potentiometer position on 20X2 Can someone help? Master Code #picaxe 28x2...

Hi All, I have purchased a Keyes Rotary Encoder, the following code was used on a 28X2, a toggle switch is used to set the count jumps in steps of 1 or 10. The unit is designed for a boat autohelm so the numbers dialled by the encoder is 1 to 359. The problem is that the whole thing works fine...

Hi all, I am trying to build a controller using a joystick. My problem is that using READADC10 or READADC I can't get a mid reading when the potential divider wiper is in the center position, the reading is significantly high using either commands. I have also tried a hall effect sensor where...

Hi all, I wrote a little program to read NMEA HDG sentence and display the heading using SERTXD, this is the fo=irt step to create an autohelm for a boat. It seems to read the NMEA value fine until I try to add the numbers and display the result as a word variable, using the DEBUG b0, b1, b2...

Hi All, Using a 28X2, calculating both SIN and COS I keep getting 69 as the result and not 71. Does anybody knows why? Thanks

Hi All, Got two AXE210 and XBee to work in an RC application, the two AXE210 are the ones with the upgraded regulators for 200mA. I have tried to swap the XBee with XBee Pro, got the later set-up with the wizard, but failed at the ping test. Can anybody help? Thanks

Has anybody used PMR 2-way Radios to send / receive RS232 signals? Thanks

I have run a Windows Update and since then I get this: in a box titled: 16 bit Windows Subsystem it reads: 'C:\WINDOWS\SYSTEM32\AUTOEXEC.NT. The System file is not suitable for running MS-DOS and Microsoft Windows applications, Choose 'Close' to terminate the application.' What does that mean...