Search found 616 matches

by LubinKerhuel
Fri Sep 09, 2011 4:51 pm
Forum: General Remark and Questions
Topic: dsPIC Master error
Replies: 12
Views: 11501

Re: dsPIC Master error

don't pay attention to warning message at model opening. I do not understand the message you obtain on matlab 2007b. Real-Time Workshop Embedded Coder is not licensed or not installed. The current target is: C:\Program Files\MATLAB\toolbox\dspic\dspic\dspic.tlc You need to have Embedded Coder instal...
by LubinKerhuel
Fri Sep 09, 2011 11:01 am
Forum: General Remark and Questions
Topic: dsPIC Master error
Replies: 12
Views: 11501

Re: dsPIC Master error

In the examples I can open the "Master Block" and change it. If I copy the "Master Block" into my model, it seems to work. But no compilation. You need to set the Code Generation target : simulink configuration, pannel Code Generation, set it to dsPIC or pic32... a yellow block is capable of config...
by LubinKerhuel
Fri Sep 09, 2011 8:18 am
Forum: Requirement, Installation & Configuration
Topic: Required Matlab components
Replies: 4
Views: 3949

Re: Required Matlab components

You listed the minimum required toolboxes. EC (Embeddede Coder) is the most important ! for designing efficient embedded system, the fixed point toolboxes is very useful. Stateflow might also be usefull if you are to design FSM. Then all matlab toolboxes related to your topic (system identification,...
by LubinKerhuel
Fri Sep 09, 2011 8:11 am
Forum: General Remark and Questions
Topic: dsPIC Master error
Replies: 12
Views: 11501

Re: dsPIC Master error

Which blockset version are you working with ?
Can you compile the files in example directory ? (there is a m script to compile them all at once !)

Lubin
by LubinKerhuel
Tue Sep 06, 2011 9:48 pm
Forum: bug reports
Topic: ADC block sets configures all pins to the ADC
Replies: 8
Views: 5974

Re: ADC block sets configures all pins to the ADC

Hi Bryant, I did not give feedback yet, however changes are already done, (will be published in version following v3.6). I added in the C function Call the Pins Configuration tab which allows to set up any pin which might be used in the C function as a digital I/O or an analog Input. If for any reas...
by LubinKerhuel
Tue Aug 30, 2011 12:54 pm
Forum: General Remark and Questions
Topic: can i make real time speech processing and dsc starter kit
Replies: 5
Views: 6295

Re: can i make real time speech processing and dsc starter k

I am not up to date with real time processing of audio data with simulink on PC. I could provide the following inputs: - Simulink Microphone block might create a buffer and provide the following block with a fixed size buffer. This will create a first delay in processing. - sound cards drivers usual...
by LubinKerhuel
Thu Aug 25, 2011 9:34 am
Forum: dsPIC Peripherals
Topic: DSPIC 30f4011 help needed
Replies: 1
Views: 2319

Re: DSPIC 30f4011 help needed

It seems that the blockset for simulink has the required blocks to make it easy.
Are you using Siumlink to program your dsPIC ? otherwise, you might not be on the most appropriate forum.

Lubin
by LubinKerhuel
Tue Aug 23, 2011 1:57 pm
Forum: Requirement, Installation & Configuration
Topic: PTfile not found
Replies: 3
Views: 3411

Re: PTfile not found

Hey,

Choose a dsPIC within the MASTER block.
Until you select a chip, the default pic usd is called "choose_dsPIC". Obviously compiler definition files for that chip does not exist !
Anyway, thanks for the bug report, I might try to help user for that.

Lubin
by LubinKerhuel
Fri Aug 19, 2011 1:45 pm
Forum: bug reports
Topic: build error in GenericTypeDefs.h
Replies: 13
Views: 11675

Re: build error in GenericTypeDefs.h

Hi John, The best might be to modify the generated code within MPLAB X until it's working. Thus trying the microchip forum's solution with MPLAB and the generated code. Then finding a trick to make it works from simulink straight. It's difficult to help you more on this. However, could you post the ...
by LubinKerhuel
Thu Aug 18, 2011 2:19 pm
Forum: bug reports
Topic: build error in GenericTypeDefs.h
Replies: 13
Views: 11675

Re: build error in GenericTypeDefs.h

I did not use code where the BOOL type were required.
Thus I have no solution for that. There might be more usefull information on Microchip forum for this.

Anyway, I would be glad to get the final word. It is weird that this BOOL enumeration does not work.

Lubin
by LubinKerhuel
Thu Aug 18, 2011 2:17 am
Forum: bug reports
Topic: ADC block sets configures all pins to the ADC
Replies: 8
Views: 5974

Re: ADC block sets configures all pins to the ADC

Hi Bryant, I tested your model reading the temperature on my Explorer 16 board endowed with a 33fj256GP710 PIM module. I'll use degree °C instead of fahrenheit Thus your formulae : ((ADC * 3.3/1023-0.5)/.01)*9/5+32 turn into ( ADC * 3.3/1023*100 ) - 50 I get here a correct reading of the temperature...
by LubinKerhuel
Wed Aug 17, 2011 9:03 pm
Forum: bug reports
Topic: build error in GenericTypeDefs.h
Replies: 13
Views: 11675

Re: build error in GenericTypeDefs.h

Hi John, The problem appears for 24fj chips : see forum post here It has been corrected for 24Fj chips : the dsPIC blockset now generate its own GenericTypeDefs.h file. I will do the same correction for 32f Chips. The workaround is just to modify the file GenericTypeDefs.h like : // typedef enum _BO...
by LubinKerhuel
Sat Aug 13, 2011 12:34 am
Forum: bug reports
Topic: restorePath, and slbuild errors, matlab working directory ch
Replies: 8
Views: 6948

Re: restorePath, and slbuild errors, matlab working director

Hi John, Thanks for bug reports. I have also seen " recursive call to slbuild." When the previous compilation hand-up in an unexpected way, you get this message the next time your try to compile the model. Usually, next time you try to compile should be Ok (or hang-up again...) Hang-up is typically ...
by LubinKerhuel
Sat Aug 13, 2011 12:15 am
Forum: MPLAB IDE tricks
Topic: MPLAB X
Replies: 1
Views: 3004

Re: MPLAB X

Hi John,

Tanks for taking time to make this tutorial.
I linked it to the wiki to make it accessible more easily, next to your latest tutorial about Cerebot kit.

Lubin
by LubinKerhuel
Fri Aug 12, 2011 10:43 pm
Forum: General Remark and Questions
Topic: Tx block
Replies: 1
Views: 3895

Re: Tx block

Hi caeowens,

Place the Tx block within an "enabled subsystem" that you could then activate or not at will...

Lubin
by LubinKerhuel
Fri Aug 12, 2011 10:41 pm
Forum: Requirement, Installation & Configuration
Topic: install_ds_PICR20XX.m effor
Replies: 3
Views: 3525

Re: install_ds_PICR20XX.m effor

Hi Clay, I am not able to reproduce the problem using the website blockset version (with checksum 2A9BBB5164A79 tagged with 25-Jul-2011 22:26:12). Could you try to install the blockset in another place than within the matalb directory ? Do you have right restriction with your computer ? Which window...
by LubinKerhuel
Fri Aug 12, 2011 10:20 pm
Forum: Requirement, Installation & Configuration
Topic: install_ds_PICR20XX.m effor
Replies: 3
Views: 3525

Re: install_ds_PICR20XX.m effor

It seems there is a bug in the installer.
I will have a look on it.
clay.mcvay wrote: Any thoughts? One last question. Will our paid 2010b blockset version work in MATLAB 2011a?
it should work.

Lubin
by LubinKerhuel
Tue Jun 28, 2011 7:14 pm
Forum: dsPIC Peripherals
Topic: Importing a MATLAB code from the workspace?
Replies: 1
Views: 2102

Re: Importing a MATLAB code from the workspace?

Simulink has a block that allows to embed matlab code. Note however that embeded code might react differently from your matlab function on high level function like svd or eig. The order of the eigen value return does not follows the same rules when comparing between code execution in embedded matlab...
by LubinKerhuel
Tue Jun 28, 2011 12:05 am
Forum: dsPIC Peripherals
Topic: dsPIC33fj256710A programming on explorer 16 board
Replies: 2
Views: 2791

Re: dsPIC33fj256710A programming on explorer 16 board

Q1.I'd like to know how exactly can i use this simulink blockset ,signal processing blockset plus the wavelet blockset available in simulink ? Any blocks supporting the Real Time Embedded coder (This is to say, almost all) will compile for dsPIC. However, be aware that power not infinite even with ...
by LubinKerhuel
Tue Jun 28, 2011 12:01 am
Forum: bug reports
Topic: Compilation with submodels
Replies: 3
Views: 4114

Re: Compilation with submodels

Sorry for the response delay. submodel I guess this is called by Mathworks guys model referencing : when you include a simulink model file within another one. The blockset is just not working as soon as you are doing model referencing. I should investigate much more, but it seems quite complex to so...
by LubinKerhuel
Mon Jun 27, 2011 11:53 pm
Forum: bug reports
Topic: ADC block sets configures all pins to the ADC
Replies: 8
Views: 5974

Re: ADC block sets configures all pins to the ADC

Was there a reason for this design originally? High impedance and low current leakage I guess ? That's clearly a conflict that shouldn't happen That make sens. What about adding a block just to be able to configure unused pin as either a digital input or ouptut ? Thus, you might then configure any ...
by LubinKerhuel
Mon Jun 27, 2011 11:45 pm
Forum: General Remark and Questions
Topic: dsPIC33FJ256GP710A compatible?
Replies: 3
Views: 4996

Re: dsPIC33FJ256GP710A compatible?

Should works, but the A revision will be added in next release.
Lubin
by LubinKerhuel
Mon Jun 27, 2011 11:43 pm
Forum: General Remark and Questions
Topic: trame ppm
Replies: 3
Views: 5016

Re: trame ppm

Want to do this with analogic electronics ?
What about using a transistor ? (you will not get 0V however byt 0.2 I guess)
by LubinKerhuel
Mon Jun 27, 2011 11:40 pm
Forum: General Remark and Questions
Topic: How to install pic30 on Matlab
Replies: 1
Views: 3693

Re: How to install pic30 on Matlab

Install your PIC30 compiler as usual, Matlab witht the dsPIC blockset will find it automatically. You do not need to install it twice.

Lubin
by LubinKerhuel
Mon Jun 27, 2011 11:39 pm
Forum: General Remark and Questions
Topic: Monitoring RCON register
Replies: 1
Views: 3624

Re: Monitoring RCON register

I hope you already find the problem. If not, please attached the model and c code file with your post. Anyway, I am wondering if the datatype you are using within your file is defined. You might either use unsigned int instead of uint16_T , or include the datatype def file generated by simulink. Lubin
by LubinKerhuel
Mon Jun 27, 2011 11:24 pm
Forum: Advanced Simulink & RTW Questions
Topic: Interfacing with an VN100 (INS/AHRS SENSOR)
Replies: 5
Views: 5910

Re: Interfacing with an VN100 (INS/AHRS SENSOR)

Hi Ismaeel, As I understand, you are willing to use the SPI drivers provided by Vector Nav to accec to the VN-100 variables. If I were you, I would use directly the dsPIC drivers. Including C files from others should just be more complicated, thus provided the required driver already exist and that ...
by LubinKerhuel
Tue Jun 21, 2011 9:46 am
Forum: General Remark and Questions
Topic: Evaluation and matlab version compatibility
Replies: 2
Views: 4493

Re: Evaluation and matlab version compatibility

Hi Richard, Thanks for your comment. The 2010b version will works with matlab 2011a. Thus, you do not need to wait for the blockset version 2011a (that may come shortly anyway). In any case, the model you will create will works with all blockset version (from matlab 2008 to matlab 2011). Thus, you m...
by LubinKerhuel
Fri Jun 17, 2011 7:39 am
Forum: dsPIC Peripherals
Topic: OC minimum to maximum range
Replies: 1
Views: 2147

Re: OC minimum to maximum range

At 100%, the wave form is high for 995 microseconds and the frequency drops to 380 Hz. OC block compute a signal using interrupt and change during the interrupt values for the next event to appears... Thus very fast event such as 1% or 99% might not work properly. (due to software handling) Anyway,...
by LubinKerhuel
Thu Jun 09, 2011 5:04 pm
Forum: bug reports
Topic: ADC block sets configures all pins to the ADC
Replies: 8
Views: 5974

Re: ADC block sets configures all pins to the ADC

Hi Bryant, I'll respond from what I remember: Pin at startup are all configured to use ADC. You must change the default configuration if you want a digital I/O. ADC configuration for unused pin might be better (maybe, due to their high impedence) Thus, this is how the blockset does also: If one pin ...
by LubinKerhuel
Thu May 19, 2011 9:43 am
Forum: dsPIC Peripherals
Topic: UART2, UART alternativ et I2C in the same time
Replies: 2
Views: 2911

Re: UART2, UART alternativ et I2C in the same time

Hi Amandine, For the UART problem, could you try : - Simulation ==> Configuration parameters ==> Optimisation : Check inline parameters (code will be more efficient) - UART 1 Config ==> Tx Tab ==> Interrupt configuration : Do not use interrupt (not required here as you sent 1 data every 15ms and the...
by LubinKerhuel
Mon May 16, 2011 1:29 pm
Forum: General Remark and Questions
Topic: Fixed step/MIPS
Replies: 1
Views: 3578

Re: Fixed step/MIPS

There are no relationship between the time step ("fixed step") and the MIPS value.

However,
* he slower the time step, the biger the number of Instruction within one time step ;
* the higher the MIPS value, the higher the number of instruction within one time step.

Lubin
by LubinKerhuel
Sun May 15, 2011 4:58 pm
Forum: General Remark and Questions
Topic: Microstick
Replies: 1
Views: 4004

Re: Microstick

Lee, I just copy the solution you sent by email I found the problem; it was the configuration bits. I had left the previous settings which had an external oscillator. The Microstick only uses an internal oscillator, so in the Master block, I needed to set Oscillator Mode to Internal Fast RC (I also ...
by LubinKerhuel
Fri May 06, 2011 5:43 pm
Forum: General Remark and Questions
Topic: error 255 - tcpip not found
Replies: 9
Views: 10144

Re: error 255 - tcpip not found

I used extensively the dsPIC30f4013 and it should not have this kind of bug.
Could you please upload the simulink model you are using on that forum ? (upload attachment at the bottom).

Lubin
by LubinKerhuel
Fri May 06, 2011 5:41 pm
Forum: bug reports
Topic: error programmation
Replies: 1
Views: 3779

Re: error programmation

ça veut dire que soit il existe un problème dans la connectique, soit le pic est effectivement grillé.
by LubinKerhuel
Tue May 03, 2011 1:06 pm
Forum: General Remark and Questions
Topic: error 255 - tcpip not found
Replies: 9
Views: 10144

Re: error 255 - tcpip not found

joanpamo wrote:--dir C:\PROGRA~1\MATLAB\R2010a/rtw/c/src/ext_mode/tcpip not found. It is not added to MPLAB project.
This is not the bug.
joanpamo wrote:prueba1_main.c: In function '_FICD':
prueba1_main.c:36: error: syntax error before '{' token
This is the bug.

Which PIC/dsPIC did you choosed in the Master block ?

Lubin
by LubinKerhuel
Tue Apr 26, 2011 6:35 pm
Forum: Advanced Simulink & RTW Questions
Topic: Simulink to dspic
Replies: 1
Views: 2502

Re: Simulink to dspic

Hi Elmay, I do not understand what your model is supposed to do. The input capture Up signal connected to a boolean data type conversion will provide you 1 until the Up period of the input signal is not 0. you might use the rising edge detection of this block. In the input capture block, you might s...
by LubinKerhuel
Wed Apr 20, 2011 5:07 pm
Forum: bug reports
Topic: rs232gui problem
Replies: 1
Views: 2606

Re: rs232gui problem

Did you use the block Tx_Output_Multiplexed_For_Matlab-Labview ? Is the baud rate right ? (are you using an RC oscillator which have low precision, or a precise quartz ?) You could try to press "Raw", bottom left of the interface to get the raw value that the PC is receiving. Try to check if data re...
by LubinKerhuel
Sun Apr 17, 2011 6:12 pm
Forum: General Remark and Questions
Topic: rs232gui data format
Replies: 8
Views: 7601

Re: rs232gui data format

ADC data are 10 bits integer. Thus to convert the represented value to Volt, you should multiply by 3.3 / 2^10 (provided you are using a 3.3V cards which is probably the case) do the 3.3 / 2^10 calculation within the rs232gui interface (i.e. receiver side) and not on the value beeing sent within th...
by LubinKerhuel
Thu Apr 14, 2011 3:58 pm
Forum: bug reports
Topic: error compilation
Replies: 3
Views: 6107

Re: error compilation

Try to add the yellow block that configure automatically the model (it may resolve incorrect path). It seems you may have to clean up your matlab path. Do you have multiple blockset installed ? (like microchip official one, mine or others ?) Please install latest blockset version. I am not sure you ...
by LubinKerhuel
Wed Apr 13, 2011 4:14 pm
Forum: Request for new functions / Peripheral / Chip support
Topic: Support for PIC24F Starter Kit (PIC24fj256GB106)
Replies: 1
Views: 2411

Re: Support for PIC24F Starter Kit (PIC24fj256GB106)

Does the generated code works for this chip, did you already tested ?

Lubin
by LubinKerhuel
Sat Apr 09, 2011 6:47 pm
Forum: dsPIC Peripherals
Topic: input capture
Replies: 2
Views: 2596

Re: input capture

Hi Elmay,

Is the problem to get an input on the 220V signal or to synchronize the PWM signal ?

Getting 220V signal should be done using an antenna for example.
About synchronizing PWM signals, you may change the PWM period.

I have no example about this specific problem.

Lubin
by LubinKerhuel
Fri Apr 08, 2011 3:45 pm
Forum: General Remark and Questions
Topic: rs232gui data format
Replies: 8
Views: 7601

Re: rs232gui data format

Ismaeel, I could not figure out what the problem is as your docx file (please prefere to upload .png or .jpg file) shows the three output you sent to the Rx-Tx matlab block. Red curve is the matlab generated square signal, and blue and green are the ADC output raw data and its filtered version. ADC ...
by LubinKerhuel
Thu Apr 07, 2011 10:17 pm
Forum: bug reports
Topic: Generated MPLAB projects don't properly include source files
Replies: 6
Views: 5609

Re: Generated MPLAB projects don't properly include source f

Thanks for testing the early blockset version I sent and for the feedback. I will try to published thie version soon to succeed to the v3.4c. --dir C:\PROGRA~1\MATLAB\R2010a/rtw/c/src/ext_mode/tcpip not found. It is not added to MPLAB project. This indicates that matlab included the directory "C:\PR...
by LubinKerhuel
Sat Apr 02, 2011 11:48 am
Forum: General Remark and Questions
Topic: rs232gui data format
Replies: 8
Views: 7601

Re: rs232gui data format

What does about error messages imply? By default, the rs232gui interface try to decode a frame whose definition is detailed here (french) If data are too much corrupted, this error may appear. You may try to reset the buffer (push button resetBuffer), bug if there is a problem with the UART rate, t...
by LubinKerhuel
Thu Mar 31, 2011 12:21 am
Forum: General Remark and Questions
Topic: CAN block on 33fj256MC710 target
Replies: 4
Views: 5201

Re: CAN block on 33fj256MC710 target

See post http://www.kerhuel.eu/forum/viewtopic.p ... 1525#p1525 for link to a git repository with ECAN projects from Bryant Mairs.
by LubinKerhuel
Wed Mar 30, 2011 10:25 pm
Forum: Request for new functions / Peripheral / Chip support
Topic: Support for dsPIC33xxGSxx series
Replies: 2
Views: 2831

Re: Support for dsPIC33xxGSxx series

Hi Andrew, Theses chips are not currently supported. I could just add their definition into the blockset ant let you make your own PWM driver usitn the C function call block. However, an analysis should be done to check which peripheral are identical to others dsPIC, which are differents. idem for t...
by LubinKerhuel
Tue Mar 29, 2011 12:28 pm
Forum: General Remark and Questions
Topic: rs232gui data format
Replies: 8
Views: 7601

Re: rs232gui data format

Ismaeel, I do not see reasons for this problem. There might then be a problem with your electronics. Could you check the UART signal on a scope, is the signal clean (no capacitance). Check also the timing of UART bits. Are you using external quartz, or the internal RC oscillator (which is not precis...
by LubinKerhuel
Mon Mar 28, 2011 7:49 am
Forum: bug reports
Topic: Generated MPLAB projects don't properly include source files
Replies: 6
Views: 5609

Re: Generated MPLAB projects don't properly include source f

Is this project published on git, like SLUG ? Where could I find a version that should compile ?
I would like to test on your project so as to find the problem that clearly appears here. (It worked on more simple example I tested so far, even with any change in the directory).
Lubin
by LubinKerhuel
Sat Mar 26, 2011 12:00 am
Forum: General Remark and Questions
Topic: CAN block on 33fj256MC710 target
Replies: 4
Views: 5201

Re: CAN block on 33fj256MC710 target

The slug team provide me with all the sources to do quickly the ECAN module. However, I still haven't done it yet, even if I started few month ago. Anyway, you might use ECAN peripheral using the C call function and the c sources code provided by the slug team (you should fine on the forum a git rep...
by LubinKerhuel
Tue Mar 15, 2011 8:12 am
Forum: bug reports
Topic: Infinite sampling-time blocks can't chain together
Replies: 4
Views: 3476

Re: Infinite sampling-time blocks can't chain together

Blockset update : C function Call dialog box new parameters. You can now define - One function for block update (The function that was used by default in the older C function call block) - One function for block Init (Call each time block is reseted, at initialisation time and each time the subsyste...