| | IC problem
|
|
Hi guys, I know that this exact question came up once before in this newsgroup, but its reply has long since gone to the bit bucket in the sky, so forgive me. Anyway, I can get the following message on my handy-board: Interactive C V 2.81 9/28/93 (...) (27 years ago, 29-Nov-97, to lugnet.robotics.handyboard)
|
|
| | Re: Smoking serial/charger board...!!!
|
|
I am having a similar problem (see notes below) - R11 is burning on the serial/charger board. My HB had been on the shelf for a month or so, and it may have been left on AND I had made the motor-power hack (I tapped the center of the battery pack to (...) (27 years ago, 28-Nov-97, to lugnet.robotics.handyboard)
|
|
| | LCD Connector?
|
|
Hello to ALL, I was wondering if the LCD connector could be used to connect a speech board from RC Systems. Could I unplug the LCD module and use the plug ins for the board w/ an additional power source for the board? Thanks, Randy Eaton (...) (27 years ago, 28-Nov-97, to lugnet.robotics.handyboard)
|
|
| | Re: Replacement for ZTX614 NPN Darlington Transistor
|
|
(...) I am currently arranging a supply of the ZTX614, when they are available I will post the price to the list, hopefully early next week. I also supply the Handyboard in the UK at £19-50 for the set (main board and charger/if) including first (...) (27 years ago, 27-Nov-97, to lugnet.robotics.handyboard)
|
|
| | The frequency of a digital input...
|
|
Hello all, What is the maximal frequency that we can put on an digital input of HB? French Studant... By, and thanl you... (27 years ago, 27-Nov-97, to lugnet.robotics.handyboard)
|
|
| | Re: Handy Board PWM Routines
|
|
(...) <snip> LDAA speeda ; rotate bits in motor speed ASLA ;Rotate the speed bitmask one bit position. BCC SPDoffA ;Did we set the carry flag by shifting a "1" out ; of the MSB of the register? ADDA #1 ;We pushed a "1" out of the register, better ; (...) (27 years ago, 27-Nov-97, to lugnet.robotics.handyboard)
|
|
| | HB sonar new drivers
|
|
the new code is improved in the sense that 1. there is a clear schematic and wiring diagram; 2. it does not require the removal of a motor driver chip; 3. all driver code is written in Interactive C. fred (27 years ago, 27-Nov-97, to lugnet.robotics.handyboard)
|
|
| | Handy Board PWM Routines
|
|
I've recently been implementing a PD controller on the HB for use in a line following robot, and have been having some problems with instability, especially around the zero point. I was beginning to suspect that the 8 levels of PWM in the HB library (...) (27 years ago, 27-Nov-97, to lugnet.robotics.handyboard)
|
|
| | Re: Polaroid 6500 stuff
|
|
What was wrong with the old drivers? ---...--- ericson mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper Union for the Advancement of Science and Art ---...--- (...) (27 years ago, 26-Nov-97, to lugnet.robotics.handyboard)
|
|
| | Handyboard problems
|
|
We've encountered a problem with our Handyboard that we hope the list may be able to help solve. It all started with the "Normal/Zap" switch on the charger board, which was somewhat loose. It wiggled whenever we changed the setting. After a couple (...) (27 years ago, 26-Nov-97, to lugnet.robotics.handyboard)
|