Hello, We just recently got an HB from our faculty. We're attempting to connect the HB via a serial port connection to a computer running on XP. We're having...
Hello, We just recently got an HB from our faculty. We're attempting to connect the HB via a serial port connection to a computer running on XP. We're having...
Hi, I got the HB to interact with IC, but I can't seem to print anything on the LCD. I'm getting random boxes and lines on the LCD right now whenever I power...
Hello, I tried the below statement and still nothing appears on the LCD screen. Should I be getting a returned result of 0? Because that is the response I am...
I am having a problem downloading the firmware. I am able to download the firmware only when I am firmly pressing the LCD into the socket, and when I release...
Do you know what the model # is of the LCD you are using? Do you know if that particular LCD has ever worked ok in your HandyBoard before? Also, this may...
When I download the firmware. It always freezes at about 33%. Any idea what is causing this and does anyone have suggestions on how to fix it Thanks...
When I turn on the handyboard all 4 of the motor led's ligt up and turn red and the LCD screen doesn't display anything. Any ideas/tips what I can do to fix...
that's normal if the firmware isn't loaded. is this the same board that's failing at 33%? can you try swapping its ram chip with one from another? fred...
Hi! I'm using the Ax-11 model of the handyboard. And sometimes it seems easy to "die" and get spoilt for no good reason. Anybody have any experience on that...
If you are using RoboJDE(tm) to program your Handy Board, you may be interested in the following group which been set up for discussion of RoboJDE and other...
What is the function of the coil L1 and the variable resistance in the main board? __________________________________________________________________ ICQ#:...
L1 is used to (slightly) isolate motor ground from logic ground. the variable resistor is connected to an analog input on the mcu, so you can read its position...
... The knob() function in IC (Interactive C the typical programming tool for the handyboard) returns the position of the variable resistor. the HBtest.ic...
Having recently spent a semester assembling and coding a PPRK (Palm Pilot Robotic Kit) a CMUCam and a Handyboard, I've posted some directions and guidance for...
You know, even if you're not looking for long-term commitment/partner, I thought this thing was alot of fun so I thought you'd appreciate it if I shared it...
ignatia.kirkland7615@...
Nov 28, 2005 9:37 am
4108
I am using the Handyboard with the expansion to control a robot. I am having problems with some of the voltages on the expansion board. First the servo pins...
I would like to get extra current to drive my motor, so I thought of connecting the motor to ports 0 and 1 on the handyboard and then issue the following...
Hello everyone I used to have hb working on very well and everything but once i put the battery in an inverse polarity and after that hb doesn't work at all...
When I connect the adapter to the interface/charger board. the yellow LED don't light. How can I know wither the batteries are being charged or not? When I...
Be sure the charge mode switch in the interface board is in the NORMAL position. The charge LED only lights when the board is in the NORMAL charge mode, When...
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