Just been poking around my handyboard, trying to sort out a few issues and I noticed that the whole board had 1v on the 5v line when off. Checked the ...
It's been a long time since I checked, but I think that there's something in the manual about the batteries supplying just enough power to keep the RAM...
On Sat, 04 Aug 2007 16:31:29 +1000, Pierre Coueffin <pcoueffin@...> ... yes, but that 5v standby power is leaking into the rest of the board from the...
We need to get some representative facts to try to make a decision from, please answer the following questions: 1. Is this a newly constructed handy board? 2....
Wanted TL / PL Board Design Engineers for a CMM5 Company. Hi, We have immediate requirements for TL / PL Board Design Engineers with our CMM Level5 client...
When I use HBDL it downloaded and the gives the error message error address 0x0000, which is where the boot loader resides. I checked the 74HC373 latch and the...
... Before anyone asked, yes the serial comms work, I just can't overcome the error. It was a working board and I tried to download the firmware again and I am...
Have you used HBDL on your current OS? and what OS would that be? Also, some common reasons for program download and firmware download failures are: 1. An...
I found the problem, I am now using Windows XP and you need the XP version of HBDL or the firmware won't be loaded into the 68HC11 memory. Thank you for...
Has anyone used the Devantec Compass with the Handyboard? We've used this for several years and all experience has been negative. The conclusions have always...
I haven't used the Devantec compass specifically, but I suspect the electronics, servos and motors of the typical robot are a pretty hostile environment for...
What is the code to turn a digital output on and off? I have a Handyboard with the expansion board. I am also using interactive C to program the bot....
Your IC should have a manual accessible from the application window. In the Handyboard Specific functions you will find set_digital_out(n) to raise the output...
Gleason sells a USB version of the "serint" board -- see http:// gleasonresearch.com/prod.php?sku=HB-USB-INT. It uses the same USB- serial chip that's in many...
I haven't used the PG2033 with the Handyboard, but I have used the Analog Devices ADXL203 2 axis accelerometer and the ADXRS150 gyro. both are 0 to 5 VDC...
If I were trying to do it quick&dirty, I'd start by having a tight loop in a separate process... Read a digital pin to get the pulse... calculate how long from...
I recently purchased a HandyBoard and a motor for a project that I am working on. The motor is rated at 9 volts, and it runs well off of a 9 volt battery. When...
Does anyone know the relation between the sensor's rotation, input signal, and output signal? There's a "high level" RC-related description on the acroname...
... the motor driver chip on the handyboard is only rated to 1 amp. what current rating is your motor? Most motors need a good 30-40% of their rated power to...
I would guess that the lock router is not be met you need one or two thing to happen 1. a 100 uf to start the motor 2. up voltage about two time to start,...
Thanks for your reply. I think that the current is the problem. I don't know the current rating of the motor, but running off the battery it appears to be...
If all you care about is torque, gear it down. I've had some success driving the motor and geartrain from a $10 cordless drill off the handyboard It was a...
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