12 Commits

Author SHA1 Message Date
Andrew Gillham
a426e85f0d Bump the metadata version to 0.15 also. 2021-12-21 12:01:55 -06:00
Andrew Gillham
b919640c7e Add a note about needing to compile the OLS client yourself. 2021-12-21 11:43:55 -06:00
Andrew Gillham
636df223a4 Bump release to 0.15 now that we have re-organized. 2021-12-21 11:36:21 -06:00
Andrew Gillham
57b1f18900 Move the main ATMega328P sketch into a sub-directory and add the Leonardo sketch to a sub-directory from the branch. Helps folks that download the repository via ZIP file and will allow different board support that is not easily done via ifdef checks. 2021-12-21 11:27:31 -06:00
Andrew Gillham
4f7f86f6d4 Convert Makefile to use arduino-cli since that replaces arduino-core and arduino-builder. 2021-12-21 11:11:38 -06:00
gillham
bd1fbe504e Merge pull request #51 from qaxi/master
Wrong delayTime in 500KHz menu
2021-12-20 15:14:22 -06:00
Petr Klíma
cfacce1758 500KMz
500KHz line was mistakenly 1MHz
2019-12-15 19:08:39 +01:00
gillham
11b8b5bbda Merge pull request #27 from dhiltonp/master
Give Leonardo-type Arduinos 2k sample size.
2016-02-02 10:03:21 -08:00
David P Hilton
4233770315 Give Leonardo-type arduinos 2048 storage 2016-02-02 11:14:06 -05:00
Andrew Gillham
1e3f0696af Update for CLI compiling.
Add function declarations for the inline capture functions and add a
note to the README explaining how to compile from the CLI using the
‘arduino-mk’ package.   Known to work on Debian 8, but untested
elsewhere.
2015-12-16 11:47:31 -08:00
Andrew Gillham
5fb67c666d v0.14. Rearrange DEBUG functionality, disable by default.
v0.14. Add ‘DEBUG_MENU’ which can be uncommented to enable the basic
debug menu with the ability to run a capture / dump the data etc.
DEBUG and DEBUG_MENU are commented out by default to save RAM.
2015-12-16 11:15:10 -08:00
Andrew Gillham
9a065516e2 Add additional diagnostic commands.
You can connect via the serial monitor and send ‘?’ to get a list of
commands available.  This allows some diagnostics when the board isn’t
working with the OLS client.
Sending ‘4’ does a 4MHz capture and ‘2’ dumbs the data buffer for
example.  Recommended to use this with the simulated signal via a
timer.  See the bottom of the setup() function and change the ‘#if 0’
to ‘#if 1’ to enable it.
Also, fix a long standing bug that broke 2MHz captures and the
ATmega168. (improper #if defined check)
2015-02-07 12:17:24 -08:00
9 changed files with 30195 additions and 113 deletions

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@@ -1,19 +1,24 @@
#
# Makefile for an Arduino based logic analyzer using the 'arduino-core'
# package and makefiles.
# Makefile for an Arduino based logic analyzer using the arduino-cli
#
# $Id: Makefile,v 1.3 2011-03-07 02:47:26 gillham Exp $
#
ARDUINO_DIR = /usr/share/arduino
TARGET = logic_analyzer
ARDUINO_LIBS =
FQBN = arduino:avr:diecimila
SERIAL = /dev/ttyUSB*
MCU = atmega328p
F_CPU = 16000000
ARDUINO_PORT = /dev/ttyUSB*
AVRDUDE_ARD_BAUDRATE = 57600
AVRDUDE_ARD_PROGRAMMER = arduino
include /usr/share/arduino/Arduino.mk
all:
@echo ""
@echo "---> run 'make build' to compile for Arduino Duemilanove"
@echo "---> run 'make upload' to upload to /dev/ttyUSB*"
@echo ""
build:
arduino-cli compile --fqbn $(FQBN) $(TARGET)
upload:
arduino-cli upload --fqbn $(FQBN) --port $(SERIAL) $(TARGET)
#
# end-of-file
#

34
README
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@@ -7,6 +7,9 @@ SUMP client as well as the alternative client from here:
The alternative client version is highly recommended. Download version
"ols-0.9.7" or newer for built-in device profiles.
NOTE: The latest officially released version of ols (0.9.7.2) does not work
with modern Java runtimes. You will need to build it yourself.
Follow the build instructions here: https://github.com/jawi/ols
This SUMP protocol compatible logic analyzer for the Arduino board supports
5 channels consisting of digital pins 8-12, which are the first 5 bits (0-4)
@@ -36,6 +39,35 @@ below 1MHz. 1MHz works for a basic busy wait trigger that doesn't store
until after the trigger fires.
Please try it out and report back.
Debugging
=========
You can uncomment the '#define DEBUG_MENU' line to add some diagnostic menu
options for capturing or dumping the capture buffer.
You can uncomment the '#define DEBUG' and '#define DEBUG_MENU' for a couple
extra menu options and logging of the received commands. The DEBUG option
is generally only useful for development, while the DEBUG_MENU option is
good for troubleshooting when the logic_analyzer sketch isn't working for you.
Both are disabled by default to conserve RAM for improved stability.
CLI compiling
=============
If you want to use the 'arduino-mk' package (on Debian for example ) to compile
this using the Makefile, you'll need to make a couple of changes since the
Makefile only supports a single .ino file. Basically you just need to append
the other two files to the main .ino and then remove them.
$ cat logic_analyzer_inline_4mhz.ino >> logic_analyzer.ino
$ cat logic_analyzer_inline_2mhz.ino >> logic_analyzer.ino
$ rm logic_analyzer_inline_4mhz.ino logic_analyzer_inline_2mhz.ino
$ make
This will make GIT unhappy so if you need to revert it to run 'git pull' do
this:
$ git reset --hard origin/master
Older Notes
===========================================================================
NOTE: With v0.11 you can now sample at 4MHz & 2MHz rates in addition to the
@@ -69,5 +101,5 @@ NOTE: This master branch now supports Arduino 1.0 only.
Checkout branch logic_analyzer_v0_5 for Arduino 22 support.
Release: v0.12 September 6, 2013.
Release: v0.15 December 21, 2021.

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@@ -2,7 +2,7 @@
*
* SUMP Protocol Implementation for Arduino boards.
*
* Copyright (c) 2011,2012,2013,2014 Andrew Gillham
* Copyright (c) 2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021 Andrew Gillham
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -62,7 +62,7 @@
* until after the trigger fires.
* Please try it out and report back.
*
* Release: v0.12 September 6, 2013.
* Release: v0.15 December 21, 2021.
*
*/
@@ -81,18 +81,15 @@ void blinkled(void);
void get_metadata(void);
void debugprint(void);
void debugdump(void);
void prettydump(void);
void captureInline4mhz(void);
void captureInline2mhz(void);
/*
* Should we use PORTD or PORTB? (default is PORTB)
* PORTD support with triggers seems to work but needs more testing.
*/
//#define USE_PORTD 1
#if defined(USE_PORTD)
#define SHIFTBITS 2
#elif defined(__AVR_ATmega32U4__)
#define SHIFTBITS 1
#endif
/*
* Arduino device profile: ols.profile-agla.cfg
@@ -119,15 +116,6 @@ void debugdump(void);
#define CHAN5 7
#else
#define CHANPIN PINB
#if defined(__AVR_ATmega32U4__)
#define CHAN0 SCK
#define CHAN1 MOSI
#define CHAN2 MISO
#define CHAN3 8
#define CHAN4 9
#define CHAN5 10
#define CHAN6 11
#else
#define CHAN0 8
#define CHAN1 9
#define CHAN2 10
@@ -135,9 +123,8 @@ void debugdump(void);
#define CHAN4 12
/* Comment out CHAN5 if you don't want to use the LED pin for an input */
#define CHAN5 13
#endif /* AVR_ATmega32U4 */
#endif /* USE_PORTD */
#endif /* Mega1280 or Mega2560 */
#endif
#define ledPin 13
/* XON/XOFF are not supported. */
@@ -170,8 +157,8 @@ void debugdump(void);
#define DEBUG_CAPTURE_SIZE 7168
#define CAPTURE_SIZE 7168
#elif defined(__AVR_ATmega32U4__)
#define DEBUG_CAPTURE_SIZE 1536
#define CAPTURE_SIZE 1536
#define DEBUG_CAPTURE_SIZE 2048
#define CAPTURE_SIZE 2048
#elif defined(__AVR_ATmega328P__)
#define DEBUG_CAPTURE_SIZE 1024
#define CAPTURE_SIZE 1024
@@ -188,8 +175,11 @@ void debugdump(void);
#define DEBUG_ENABLE DDRD = DDRD | B10000000
#define DEBUG_ON PORTD = B10000000
#define DEBUG_OFF PORTD = B00000000
#endif
#define DEBUG
#endif /* USE_PORTD */
//#define DEBUG_MENU
//#define DEBUG
#ifdef DEBUG
#define MAX_CAPTURE_SIZE DEBUG_CAPTURE_SIZE
#else
@@ -223,10 +213,6 @@ boolean rleEnabled = 0;
void setup()
{
Serial.begin(115200);
while (!Serial) {
; // wait for serial port to connect. Needed for Leonardo only
}
/*
* set debug pin (digital pin 8) to output right away so it settles.
@@ -244,15 +230,14 @@ void setup()
#ifdef CHAN5
pinMode(CHAN5, INPUT);
#endif
#ifdef CHAN6
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
pinMode(CHAN6, INPUT);
#endif
#ifdef CHAN7
pinMode(CHAN7, INPUT);
#endif
#else
#ifndef CHAN5
pinMode(ledPin, OUTPUT);
#endif
#endif /* Mega */
#if 0
@@ -322,7 +307,7 @@ void loop()
}
else if (divider == 49) {
/* 2.0MHz */
#if defined(__AVR_ATmega168P__)
#if !defined(__AVR_ATmega168__)
captureInline2mhz();
#endif
}
@@ -344,8 +329,8 @@ void loop()
* we can just use it directly as our trigger mask.
*/
getCmd();
#ifdef SHIFTBITS
trigger = cmdBytes[0] << SHIFTBITS;
#ifdef USE_PORTD
trigger = cmdBytes[0] << 2;
#else
trigger = cmdBytes[0];
#endif
@@ -356,8 +341,8 @@ void loop()
* defines whether we're looking for it to be high or low.
*/
getCmd();
#ifdef SHIFTBITS
trigger_values = cmdBytes[0] << SHIFTBITS;
#ifdef USE_PORTD
trigger_values = cmdBytes[0] << 2;
#else
trigger_values = cmdBytes[0];
#endif
@@ -413,10 +398,23 @@ void loop()
case SUMP_SELF_TEST:
/* ignored. */
break;
#ifdef DEBUG
#ifdef DEBUG_MENU
/*
* a couple of debug commands used during development.
*/
case '?':
Serial.println("");
#ifdef DEBUG
Serial.println("0 = clear cmd buffer");
Serial.println("1 = print cmd buffer");
#endif /* DEBUG */
Serial.println("2 = print data buffer");
Serial.println("3 = pretty print buffer");
Serial.println("4 = capture at 4MHz");
Serial.println("5 = capture at 1MHz");
Serial.println("6 = capture at 500KHz");
break;
#ifdef DEBUG
case '0':
/*
* This resets the debug buffer pointer, effectively clearing the
@@ -437,13 +435,48 @@ void loop()
blinkled();
debugprint();
break;
#endif /* DEBUG */
case '2':
/*
* This dumps the sample data to the serial port. Used for debugging.
* This dumps the sample data to the serial port.
*/
debugdump();
break;
#endif /* DEBUG */
case '3':
/*
* Prints a visual representation of the data buffer.
*/
prettydump();
break;
case '4':
/*
* This runs a sample capture at 4MHz.
*/
captureInline4mhz();
Serial.println("");
Serial.println("4MHz capture done.");
break;
case '5':
/*
* This runs a sample capture at 1MHz.
* delayTime = 1ms for 1MHz sampling.
*/
delayTime = 1;
captureMicro();
Serial.println("");
Serial.println("1MHz capture done.");
break;
case '6':
/*
* This runs a sample capture at 500KHz.
* delayTime = 2ms for 500KHz.
*/
delayTime = 2;
captureMicro();
Serial.println("");
Serial.println("500KHz capture done.");
break;
#endif /* DEBUG_MENU */
default:
/* ignore any unrecognized bytes. */
break;
@@ -590,8 +623,8 @@ void captureMicro() {
* is done for any triggers, this is effectively the 0/100 buffer split.
*/
for (i = 0 ; i < readCount; i++) {
#ifdef SHIFTBITS
Serial.write(logicdata[i] >> SHIFTBITS);
#ifdef USE_PORTD
Serial.write(logicdata[i] >> 2);
#else
Serial.write(logicdata[i]);
#endif
@@ -665,8 +698,8 @@ void captureMilli() {
}
}
for (i = 0 ; i < readCount; i++) {
#ifdef SHIFTBITS
Serial.write(logicdata[i] >> SHIFTBITS);
#ifdef USE_PORTD
Serial.write(logicdata[i] >> 2);
#else
Serial.write(logicdata[i]);
#endif
@@ -859,8 +892,8 @@ void triggerMicro() {
if (logicIndex >= readCount) {
logicIndex = 0;
}
#ifdef SHIFTBITS
Serial.write(logicdata[logicIndex++] >> SHIFTBITS);
#ifdef USE_PORTD
Serial.write(logicdata[logicIndex++] >> 2);
#else
Serial.write(logicdata[logicIndex++]);
#endif
@@ -906,8 +939,6 @@ void get_metadata() {
Serial.write('A');
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
Serial.write('M');
#elif defined(__AVR_ATmega32U4__)
Serial.write('L');
#endif /* Mega */
Serial.write('v');
Serial.write('0');
@@ -918,7 +949,7 @@ void get_metadata() {
Serial.write('0');
Serial.write('.');
Serial.write('1');
Serial.write('2');
Serial.write('5');
Serial.write((uint8_t)0x00);
/* sample memory */
@@ -929,10 +960,6 @@ void get_metadata() {
/* 7168 bytes */
Serial.write((uint8_t)0x1C);
Serial.write((uint8_t)0x00);
#elif defined(__AVR_ATmega32U4__)
/* 1024 bytes */
Serial.write((uint8_t)0x04);
Serial.write((uint8_t)0x00);
#elif defined(__AVR_ATmega328P__)
/* 1024 bytes */
Serial.write((uint8_t)0x04);
@@ -952,15 +979,15 @@ void get_metadata() {
/* number of probes (6 by default on Arduino, 8 on Mega) */
Serial.write((uint8_t)0x40);
#ifdef CHAN7
#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
Serial.write((uint8_t)0x08);
#elif CHAN6
Serial.write((uint8_t)0x07);
#elif CHAN5
#else
#ifdef CHAN5
Serial.write((uint8_t)0x06);
#else
Serial.write((uint8_t)0x05);
#endif
#endif /* CHAN5 */
#endif /* Mega */
/* protocol version (2) */
Serial.write((uint8_t)0x41);
@@ -971,7 +998,7 @@ void get_metadata() {
}
/*
* This is used by the '0' debug command to dump the contents of some
* This is used by the '1' debug command to dump the contents of some
* interesting variables and the debug buffer.
*
*/
@@ -1012,6 +1039,8 @@ void debugprint() {
Serial.println("done...");
}
#endif /* DEBUG */
#ifdef DEBUG_MENU
/*
* This is used by the '2' debug command to dump the contents
* of the sample buffer.
@@ -1023,8 +1052,8 @@ void debugdump() {
Serial.print("\r\n");
for (i = 0 ; i < MAX_CAPTURE_SIZE; i++) {
#ifdef SHIFTBITS
Serial.print(logicdata[i] >> SHIFTBITS, HEX);
#ifdef USE_PORTD
Serial.print(logicdata[i] >> 2, HEX);
#else
Serial.print(logicdata[i], HEX);
#endif
@@ -1036,8 +1065,36 @@ void debugdump() {
j++;
}
}
#endif /* DEBUG */
/*
* This is used by the '3' debugs command to dump the first 64 bytes
* of the sample buffer.
* It prints the data in a graphical representation.
*/
void prettydump() {
int i;
byte j;
byte k;
Serial.print("\r\n");
for (i = 0 ; i < 64; i++) {
#ifdef USE_PORTD
k = logicdata[i] >> 2;
#else
k = logicdata[i];
#endif
for (j = 0; j < 8; j++) {
if (k & 0x01)
Serial.print("| ");
else
Serial.print(" |");
k = k >> 1;
}
Serial.print("\r\n");
}
}
#endif /* DEBUG_MENU */

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@@ -2,7 +2,7 @@
*
* SUMP Protocol Implementation for Arduino boards.
*
* Copyright (c) 2011,2012,2013,2014 Andrew Gillham
* Copyright (c) 2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021 Andrew Gillham
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

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@@ -2,7 +2,7 @@
*
* SUMP Protocol Implementation for Arduino boards.
*
* Copyright (c) 2011,2012,2013,2014 Andrew Gillham
* Copyright (c) 2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021 Andrew Gillham
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

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@@ -0,0 +1,24 @@
#
# Makefile for an Arduino based logic analyzer using the arduino-cli
#
TARGET = logic_analyzer_leonardo
FQBN = arduino:avr:leonardo
SERIAL = /dev/ttyUSB*
all:
@echo ""
@echo "---> run 'make build' to compile for Arduino Leonardo"
@echo "---> run 'make upload' to upload to /dev/ttyUSB*"
@echo ""
build:
arduino-cli compile --fqbn $(FQBN) $(TARGET)
upload:
arduino-cli upload --fqbn $(FQBN) --port $(SERIAL) $(TARGET)
#
# end-of-file
#

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