|
 | | Re: HB Memory...
|
| (...) Brian, The RAM memory space is divided into two big parts very roughly like this: 0x8000 - about 0xBE00 or so = your "user" program (the C program sent by I-C) 0xBFxx - 0xBFFF = interrupt vector table (immovable!) 0xC000 - 0xFEFF = PCODE.S19 (...) (26 years ago, 17-Jun-98, to lugnet.robotics.handyboard)
| |
|  
memory
(score: 1.017)
|
|
| | GETCHAR
|
| Hello, I am having trouble with the serial_getchar function in serialio. I would like to put a character into the received memory location directly without hanging the program. From what I understand (0x102f) is the location, however I don't know (...) (27 years ago, 4-Mar-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.016)
|
|
| | Re: SPI ram
|
| Anthony, A easier way to get 8K of EEPROM memory is to use Microchip Technology 25C640 Serial SPI EEPROM Memory. This is a 8 pin DIP device with a built in SPI interface. Cost is about $3 each. I wrote a simple application note to connect to a HB (...) (27 years ago, 8-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.016)
|
|
| | HB Memory
|
| When pcode is downloaded to the Handy Board, how much memory space does it take up? I am a little concerned about having enough memory space for my programs. As I see it now, I think I may max out the 32KB. Does anyone have tips on how to concerve (...) (26 years ago, 15-Jun-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.016)
|
|
| | runtime error #4 + serial io
|
| Hello: I wrote a program to collect data off an analog port. I set up an int array. I find that the array could be no more that 70 or so before I get a stack overflow. Sometimes the program loads and I get a runtime error #4. I tried getting rid of (...) (27 years ago, 8-Mar-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.015)
|
|
| | RE: IC Pointer Questions
|
| Hi, thanks for your reply ... Why don't I use the encoder0_counts variable ? I want to create a multi-tasked environment with seperate processes for each wheel to calculate wheel speeds. The same code will be used to calculate speed for 4 wheels. (...) (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.015)
|
|
| | IC Pointer Questions
|
| Howdy all, I finally attached an infrared reflectance sensor to my handyboard and it works! With my non-existent electronic experiences I managed to solder a resistance (330 ohms) to a three-legged sensor similar to the four-legged variant mentioned (...) (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.015)
|
|
| | RE: Nowbody can help me???
|
| I never say imagecraft C can't use peek and poke???? I can see, you don't understand my mail. Wich i see is : make beep the handy is not simply put a byte in a place into the memory, no way. you have to write a interrupt routine , and do adiitional (...) (27 years ago, 17-Mar-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.015)
|
|
| |
|
memory
(score: 1.014)
|
|
| | 68HC11 register locations?
|
| I'm writing an assembly routine under IC on the Handy Board, but I'm getting a little confused about the memory locations of the 68HC11 registers. The Motorola manual shows that the registers associated with the input and output timers are in the (...) (27 years ago, 27-Mar-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.014)
|
|
| | Re: Working with a different compiler
|
| some of these questions are answered in the "i am using my own C compiler/what is the memory map of the handy board" entry in the FAQ. after reading this, please make sure you review the FAQ, because there is more information there. here are some (...) (27 years ago, 1-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.013)
|
|
| | HB Memory...
|
| Hi all, I sent this message out a few days ago and havent heard from anyone. Can someone help me out? ---...--- When pcode is downloaded to the Handy Board, how much memory space does it take up? I am a little concerned about having enough memory (...) (26 years ago, 16-Jun-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.013)
|
|
| | Re:68HC811E2
|
| Hi All, I'm curious. I've been watching all the stuff come through about using a '811E2 chip in the Handyboard. My question is: What are the advantages of this? I'm using E2's in my BotBoard from Marvin Green but I moved most of my stuff to the HB (...) (27 years ago, 3-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.013)
|
|
| | Working with a different compiler
|
| Hi all, I managed to get the TASKING (Whitesmiths) 68HC11 optimizing C compiler, debugger and simulator for use with the Handyboard. Thrilled at first I now realize I leave the safe Interactive C path and wander of in the dark. I would like to get (...) (27 years ago, 1-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.013)
|
|
| | 64K RAM?
|
| Hello, I wonder if anyone knows if I can expand the Handyboard's memory to the maximum of 64KB simply be wiring in a 128kb SRAM (A16 unused so it becomes 64kb) with D0-D7 to the data bus as usual and A0-A14 to the existing RAM socket and A15 from (...) (26 years ago, 15-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.013)
|
|
| | CONFIG of 68HC11E2
|
| Hi to all ! Yesterday, I sent a very interesting text of a motorola application concerning the problem with the CONFIG reg of the 68HC811E2. Unfortunately, there is no reaction til today from anybody. This application says, that the CONFIG of the (...) (27 years ago, 4-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.013)
|
|
| | Machine code PRINT routine
|
| Hello All, I have been able to get a machine code print routine to work. The code that will print two lines to the LCD screen follows. Fred Martin had requested I send the code to the HandyBoard list. Note that No interrupts have been set up. The (...) (27 years ago, 6-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.012)
|
|
| | Re: 64K RAM?
|
| This is a common question, so I went ahead and put an answer in the FAQ. Take a look at: (URL) what it now says: ---...--- IS IT POSSIBLE TO EXPAND THE HANDY BOARD'S MEMORY TO 64K? Actually, this is hard to do. Here's why: 1.There is a compromise in (...) (26 years ago, 15-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.012)
|
|
| | Re: SPI?
|
| (...) What Hacker said, but also, there's a 2x4 female SPI header on the HB just above the power jack that allows you to hook up other serial devices to the HB (like other HB's, memory, etc.) It's shown in the HB Tech. Reference and there are (...) (26 years ago, 11-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.012)
|
|
| | mem command &...
|
| 1. The freeware version of IC had a command ('mem' if me recollection is correct) that returned the amount of free memory in the HB, but that command doesn't seem to be available in the most recent commercial version. is there some other command (...) (26 years ago, 15-Apr-98, to lugnet.robotics.handyboard)
| |
|
memory
(score: 1.012)
|
