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Enabling HI32 56301 port as GPIO ...   [2 Articles]

HI! I'm working on 56309 prototype, but I need ADM56301 for testing... I cannot move port B HI32 as GPIO.. On 56309 only these settings are needed to have all ...

Working whith a Gpio port

Hi everyone I'am using the motorola DSP56807evm and the SDk 2.5 Libraries, I want to know if someone knows a way to works 8 gpio pins in parallel in order to read...

new member   [3 Articles]

Hello all, my name is edriano, i am an electronic engineer and i am starting to work with these DSP 56F8013, i am used to work with codewarrior for microcontrolers, but wo...

DSP56303EVM: using the host interface for GPIO

Hi, I am currently trying to use the HIO8 interface on the DSP56303EVM for GPIO. However, I cannot get anything to the output pins.... Here is the code I used ...

Comparing two clock signals

I would like to input a clock signal into a gpio pin on the dsp56f827 which has been generated from timer_A2. (Timer A2 physically wired to the GPIO pin) I the...

Interrupt on a gpio state change   [2 Articles]

Hi, I want to use two GPIO pin as interrupt in my application. Since I didn't found any information on how to do it with the SDK, I must write and find a wa...

GPIO interrupts in DSP56F827   [3 Articles]

Hi, I am trying to use the GPIO interrupt mechanism but I have a problem: Immediately after I enable the pin interrupt - the interrupt occurs. It happens every...

DSP56321 GPIO communication with 1 wire device

Hi there, Does anyone have experience using DSP 56321 GPIO B port to communicate with 1-wire device (e.g. Dallas DS2430 256-bit 1-wire EEPROM)? My project need...

GPIO Macro   [3 Articles]

Does anyone know the official channel for SDK feature enhancment? I added the following macro to help with initalization of my gpio port a port at a time... Its ...

Bug in SDK 2.4   [2 Articles]

Hi everyone, There is a bug (hopefully not one in many!!) in SDK2.4. (I am using the 56f807evm) When using the GPIO Api's, it does not want to work if gpio.h o...

GPIO interrupt callback?   [6 Articles]

Hi all, using a 56F805 I want to use the level sensitive interrupt input on a GPIO line. While I find all sorts of high level routines to set various operation pa...

Multiple Interrupts in GPIO and Flash Memory Data   [2 Articles]

Hi... Multiple Interrupts in GPIO -I can configurate most than one GPIO Pin to generate a Interruption, All those pins had the interrupt vector of 23! To kn...

GPIO interrupts configuration...

Hi, I am using 56F827 in my project. One of the push button is connected to one GPIO pin. I want to execute two different operations when push button is pressed...

FW: Using address pin as GPIO on 56F805 with PE

-----Original Message----- From: processor_expert [mailto:processor_expert@proc...] Sent: Tuesday, May 03, 2005 6:11 AM To: motoroladsp-owner@moto... Subject: Re: ...

GPIO interrupts: still no fun   [2 Articles]

Hi code wizards (or warriors), I still haven't got my GPIO interrupt sorted using the 56F805EVM board and CW. I use the code below but I must miss something as it i...

FW: GPIO problem   [2 Articles]

Dear Jac,                    I had posted my GPIO problem, but it seems that the moderator did not allow it to go on the group messages..What should I do? ...

comparing signals

i am sending a clock from TA1 on DSP56f827. I am then routing the clock through a small circuit and back into a gpio pin. once received at the gpio i need to do a t...

AW: help.......we are beginer

AFAIK the only way ist to check it in the interrupt routine with reading the GPIO data register. Georg Bende > -----Ursprüngliche Nachricht----- > Von: motoroladsp@m...

outputting digital clocks from GPIOs

Can anyone help me fill in the blanks to output digital clocks from the dedicated gpios on my dsp56f827evm please. This is the code to date but i have got a bit ...

Interfacing SPI to TMP122   [2 Articles]

Hi, I have a couple of questions related to interfacing the SPI module (DSP56858) to a temperature sensor (TMP122: http://focus.ti.com/lit/ds/symlink/tmp122.pdf ). The TMP1...

help.......we are beginer   [2 Articles]

if we have a gpío configured to work with rissing and falling edge, we need to now wich edge active the interruption ...

Basic Read and Write operation for DR register of GPIO port!   [5 Articles]

Any thoughts for getting the value from GPIO_B_DR register? I want to increment the GPIO_B_DR value after every iteration but no luck so far;-) I'm getting the '0' value every ti...

MC56F8322 SPI

Hi All, I am trying to interface '8322 DSP SPI port to a serial SPI device that takes four 16 bit words for each communication cycle. The module aso requires the ...

How can I write low-level drivers using SDK's help?

A new CodeWarrior and Embedded SDK training exercise has been added. In Exercise 3d you learn how to write a low level driver for the EVM's debug LED(s), which are ...

Which outputs can I Use?   [2 Articles]

Hi, we are using a DSP56F803. Now I have a problem: We just use GPIO as I/O and PWM as simple output. Now I need more output pins, setting up by software. ...

DSP56F805EVM rs232

The evaluation board has RTS connected to CTS. I am using an MSComm ActiveX control to talk to EVM. All is well. The production item will use SCI0, with RTS and CTS r...

configUnhandledInterruptISR   [3 Articles]

hi: I´m using e DSP56F803EVM and CodeWarrior to develop one aplication, and I need to implement some interruptions but I have some problems with them, please l...

Bit addressing of Port pins of 56F8323   [2 Articles]

Hi I want to address each pin of GPIO port serperately (PortA in 56F8323) in C porgramming. Can some one provide me the header file or sample program for the same. Thanks in ...

Use Button at ADC???   [2 Articles]

Hi, has anybody ever used the ADC to drive a button? Now we are going to use 4 ADC ports to connect them with buttons. Has anybody got an Example? Than...

I need help with Hardware DSP56F8323

Hi I have a problem. I did design a hardware of 36 x 36 mm with the DSP56F8323 and your performance is very good, this debuging and programing. The modules PWM, GPIO and SPI...

Re: simple I/O access (non-indexed) for 568000 parts using codewarrior

I don't know which version of CodeWarrior do you use. However, maybe you could find some hints in Processor Expert (The latest CodeWarriror version is 7.3, the 8k code-limited v...

56F8323 Header file   [3 Articles]

Hi Folks, Does anyone know where on earth Metrowerks have secreted the CAN peripheral header files for the 56F832x devices? I can find a header that has things...

Generating square wave fixed frequencies on 56F8xx

Hello I am looking for any help on how to generated multiple acurate and fixed square wave frequencies ( over 12 at once ) on the range of 4 to 9 Khz within the 56F8xx or 56F...

AW: Multiple Interrupts in GPIO and Flash Memory Data

Variable access: You can assign a variable to a specific memory address like this: UInt16 GPIOE_DR:0xff1; This assigns the variable GPIOE_DR to the memory address...

Combined PCMaster and SCI useage.

I am about to try setting up a SDK based program where I use both PCMaster and SCI comms to a display on an 803 (has only 1 SCI port). I want to set it up whereby o...

Using address pin as GPIO on 56F805 with PE   [2 Articles]

Hello,             I’ve already done this when I was using the SDK but I can’t figure how to do it with Processor Expert. What I want to do is: wh...

Use PWMA pin as Output???   [2 Articles]

How can i configure PWMA pin as just an output pin. (i.e. i want to use this pin as just a regular output because i am out of regular GPIO pins) Plz help AS...

TimerCompare Interupt   [5 Articles]

Hi all, does anybody know how to set up the timer if i want the timer to run until compare. The ISR changes the Comparevalue1 and some GPIO-Pins and restarts t...

Missing ports/pins on Demo Brd (56F8300DEMO)   [2 Articles]

Hello, Seems as though this board is missing the PCB-mount DB9 serial port as well as what appears to be some RS-232 logic level shifting IC(s) and analog part...