[dorkbotpdx-blabber] 5x5 matrix code help
Donald Delmar Davis
ddelmardavis at gmail.com
Fri Mar 6 16:18:53 EST 2009
Is this the stock arduino (as apposed to the sanguino core on top of
the stock arduino)?
If so this is a bug and should be taken up with them.
If I get time this afternoon I will compile this code on the latest
rev 13.
Are we having fun yet?
Don.
On Mar 6, 2009, at 10:35 AM, m sanders wrote:
> Don and Greg,
>
> well i know that the display is fully functional i can load the
> 3x3x3 led cube code and adjust the pins accordingly and get it to
> work just fine all be it in no paticular order to flashes of leds
> but thats purely due to the fact that its meant for 3d application
> and not for a 2d matrix, nonetheless i does confirm the funtionality
> of the display.
>
> i am using arduino 12 software and the standard atmel 168 that comes
> with dorkboard and here are the error messages i get when i try to
> compile:
>
> In file included from /arduino-0012/hardware/cores/arduino/
> WProgram.h:4,
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:80: error: expected
> unqualified-id before 'int'
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:80: error: expected `)'
> before 'int'
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:80: error: expected `)'
> before 'int'
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:111: error: expected
> unqualified-id before 'int'
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:111: error: expected `)'
> before 'int'
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:111: error: expected `)'
> before 'int'
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:144: error: expected
> identifier before '(' token
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:144: error: expected `)'
> before '(' token
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:144: error: expected ',' or
> '...' before '(' token
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:144: error: expected
> initializer before ')' token
>
> /arduino-0012/hardware/tools/avr/bin/../lib/gcc/avr/
> 4.3.0/../../../../avr/include/stdlib.h:176: error: '__compar_fn_t'
> has not been declared
>
> In file included from /arduino-0012/hardware/cores/arduino/
> WProgram.h:6,
>
>
> interesting side note if i cant seem to compile the original code
> from arduino website here is linky : http://www.arduino.cc/playground/Main/DirectDriveLEDMatrix?action=sourceblock&ref=1
>
> i get the exact same error messages seems kinda weird, and i have no
> problem with reloading the 3x3x3 led cube code into chip. perhaps
> its time to break out the banana peals and see if i can wrap my head
> around this one. also i tried to add "(" and ")" around the "int"
> in all kinds of variations to debug but nothing seemed to work for
> me. thanks
>
> michael
>
>
>
> From: Greg Grunest <greg at grunest.com>
> To: "A discussion list for dorkbot-pdx (portland, or)" <dorkbotpdx-blabber at dorkbot.org
> >
> Sent: Friday, March 6, 2009 8:50:01 AM
> Subject: RE: [dorkbotpdx-blabber] 5x5 matrix code help
>
> Hey,
>
> What board / chip are you using?
>
>
> Also, what are the exact errors?
>
>
> I tried your program and if I attempt to compile for an Arduino with
> an Atmel 328, I get errors in line 51 & 52 of FrequencyTimer2.cpp.
> I know why this is happening but I don’t know how to fix it
> “elegantly”. If this is your problem and you want my “kludge”, I’ll
> send it to you.
>
>
> Original code from FrequencyTimer2.cpp
>
>
> 47: #if defined(__AVR_ATmega168__)
>
> 48: if ( func) TIMSK2 |= _BV(OCIE2A);
>
> 49: else TIMSK2 &= ~_BV(OCIE2A);
>
> 50: #else
>
> 51: if ( func) TIMSK |= _BV(OCIE2);
>
> 52: else TIMSK &= ~_BV(OCIE2);
>
> 53: #endif
>
>
> Or if another list reader has a good understanding of the inner
> workings of the Arduino environment and cpp, maybe they could look
> at it and spare me the shame of distributing a kludge. ;)
>
>
>
>
> Then, I tried to compile if for an Arduino with a 168 and I get
> errors in stdlib.h line 111. I looked at the line of code in
> stdlib.h and I can’t see anything wrong with it. Hmm…
>
>
> Stdlib.h:111
>
> /** The abs() function computes the absolute value of the integer \c
> i.
>
> \note The abs() and labs() functions are builtins of gcc.
>
> */
>
> extern int abs(int __i) __ATTR_CONST__;
>
>
>
> Then again, maybe you’re getting a completely different set of
> errors. It’s entirely possible. So knowing what error you’re
> getting and where would really help.
>
>
> - Greg
>
>
>
> From: dorkbotpdx-blabber-bounces at dorkbot.org [mailto:dorkbotpdx-blabber-bounces at dorkbot.org
> ] On Behalf Of m sanders
> Sent: Thursday, March 05, 2009 9:40 PM
> To: dorkbotpdx-blabber at dorkbot.org
> Subject: [dorkbotpdx-blabber] 5x5 matrix code help
>
>
> Hey all, so i am new to the whole cult thing and am needing some
> help with some code i am tryin to adapt from the arduino site to
> make this 5x5 matrix work directly off dork board problem is that
> there are errors and im not savvy enough with programming to work it
> out, more of a production kinda guy not so much a software kinda
> guy. anyway i digress and will thank you all in advance for any help
> you might be about to give me.
>
>
> michael
>
>
> here is code. also as a side not you can seei jusr shortened the
> defined space and changed row and column things to reflec the size
> of my matrix. there is a part in the code that speaks of pin 11 and
> i am not using it so maybe thats one problem but, the error messages
> have no mention of this, and i have installed all libraries in the
> correct locations and everything. or anyone have some 5x5 code layin
> around? thanks again!
>
>
> /*
>
> * Show messages on an 5x5 led matrix,
>
> * scrolling from right to left.
>
> *
>
> * Uses FrequencyTimer2 library to
>
> * constantly run an interrupt routine
>
> * at a specified frequency. This
>
> * refreshes the display without the
>
> * main loop having to do anything.
>
> *
>
> */
>
>
> #include <FrequencyTimer2.h>
>
>
> #define SPACE { \
>
> {0, 0, 0, 0, 0}, \
>
> {0, 0, 0, 0, 0}, \
>
> {0, 0, 0, 0, 0}, \
>
> {0, 0, 0, 0, 0}, \
>
> {0, 0, 0, 0, 0}, \
>
>
> }
>
>
> #define H { \
>
> {1, 0, 0, 0, 1}, \
>
> {1, 0, 0, 0, 1}, \
>
> {1, 1, 1, 1, 1}, \
>
> {1, 0, 0, 0, 1}, \
>
> {1, 0, 0, 0, 1}, \
>
>
> }
>
>
> #define E { \
>
> {1, 1, 1, 1, 1}, \
>
> {1, 0, 0, 0, 0}, \
>
> {1, 1, 1, 0, 0}, \
>
> {1, 0, 0, 0, 0}, \
>
> {1, 1, 1, 1, 1}, \
>
>
> }
>
>
> #define L { \
>
> {1, 0, 0, 0, 0}, \
>
> {1, 0, 0, 0, 0}, \
>
> {1, 0, 0, 0, 0}, \
>
> {1, 0, 0, 0, 0}, \
>
> {1, 1, 1, 1, 1}, \
>
>
> }
>
>
> #define O { \
>
> {0, 1, 1, 1, 0}, \
>
> {1, 0, 0, 0, 1}, \
>
> {1, 0, 0, 0, 1}, \
>
> {1, 0, 0, 0, 1}, \
>
> {0, 1, 1, 1, 0}, \
>
>
> }
>
>
> byte col = 0;
>
> byte leds[5][5];
>
>
> // pin[xx] on led matrix connected to nn on Arduino (-1 is dummy to
> make array start at pos 1)
>
> int pins[11]= {-1, 4, 3, 14, 17, 13, 12, 10, 9, 8, 6};
>
>
> // col[xx] of leds = pin yy on led matrix
>
> int cols[5] = {pins[13], pins[3], pins[4], pins[10], pins[06]};
>
>
> // row[xx] of leds = pin yy on led matrix
>
> int rows[5] = {pins[9], pins[14], pins[8], pins[12], pins[1]};
>
>
> const int numPatterns = 6;
>
> byte patterns[numPatterns][5][5] = {
>
> H,E,L,L,O,SPACE
>
> };
>
>
> int pattern = 0;
>
>
> void setup() {
>
> // sets the pins as output
>
> for (int i = 1; i <= 10; i++) {
>
> pinMode(pins[i], OUTPUT);
>
> }
>
>
> // set up cols and rows
>
> for (int i = 1; i <= 5; i++) {
>
> digitalWrite(cols[i - 1], LOW);
>
> }
>
>
> for (int i = 1; i <= 5; i++) {
>
> digitalWrite(rows[i - 1], LOW);
>
> }
>
>
> clearLeds();
>
>
> // Turn off toggling of pin 11
>
> FrequencyTimer2::disable();
>
> // Set refresh rate (interrupt timeout period)
>
> FrequencyTimer2::setPeriod(2000);
>
> // Set interrupt routine to be called
>
> FrequencyTimer2::setOnOverflow(display);
>
>
> setPattern(pattern);
>
> }
>
>
> void loop() {
>
> pattern = ++pattern % numPatterns;
>
> slidePattern(pattern, 60);
>
> }
>
>
> void clearLeds() {
>
> // Clear display array
>
> for (int i = 0; i < 5; i++) {
>
> for (int j = 0; j < 5; j++) {
>
> leds[i][j] = 0;
>
> }
>
> }
>
> }
>
>
> void setPattern(int pattern) {
>
> for (int i = 0; i < 5; i++) {
>
> for (int j = 0; j < 5; j++) {
>
> leds[i][j] = patterns[pattern][i][j];
>
> }
>
> }
>
> }
>
>
> void slidePattern(int pattern, int del ) {
>
> for (int l = 0; l < 5; l++) {
>
> for (int i = 0; i < 4; i++) {
>
> for (int j = 0; j < 5; j++) {
>
> leds[j][i] = leds[j][i+1];
>
> }
>
> }
>
> for (int j = 0; j < 5; j++) {
>
> leds[j][4] = patterns[pattern][j][0 + l];
>
> }
>
> delay( del );
>
> }
>
> }
>
>
> // Interrupt routine
>
> void display() {
>
> digitalWrite(cols[col], LOW); // Turn whole previous column off
>
> col++;
>
> if (col == 5) {
>
> col = 0;
>
> }
>
> for (int row = 0; row < 5; row++) {
>
> if (leds[col][4 - row] == 1) {
>
> digitalWrite(rows[row], LOW); // Turn on this led
>
> }
>
> else {
>
> digitalWrite(rows[row], HIGH); // Turn off this led
>
> }
>
> }
>
> digitalWrite(cols[col], HIGH); // Turn whole column on at once
> (for equal lighting times)
>
> delayMicroseconds(900); // Delay so that on times are longer than
> off time = brighter leds
>
> }
>
>
>
> _______________________________________________
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