ioport

Started by Anonymous in TMS320c54x19 years ago 1 reply

I have a UART chip with two Uarts on it, and the registers are mapped into memory locations 0-7 for Uart A and 8-15 for Uart B. ...

I have a UART chip with two Uarts on it, and the registers are mapped into memory locations 0-7 for Uart A and 8-15 for Uart B. I have them defined like this: #define UART_RBR_A_REG port0 #define UART_THR_A_REG port0 #define UART_IER_A_REG port1 #define UART


uart registers

Started by bilalisonline8 in TMS320c54x9 years ago 1 reply

hi, i want to access uart registers. i am not getting their addresses from datasheet, nor is any details given, can anyone please send me the...

hi, i want to access uart registers. i am not getting their addresses from datasheet, nor is any details given, can anyone please send me the details of uart registers, and how to program them when using DMA with UART. Best Regards Bilal OMAP35x EVM jump-starts low-power apps The modular and extensible OMAP35x Evaluation Module (EVM) enables developers to start building applications based ...


UART (16C550CFN) configuration

Started by telldinakaran in TMS320c54x18 years ago 2 replies

Hi all, I am a new C5402 DSK board user. Now, I am developing a device driver for UART under DSP bios environment. I am facing...

Hi all, I am a new C5402 DSK board user. Now, I am developing a device driver for UART under DSP bios environment. I am facing the following problem in this work. The contents of the UART status and control memory mapped registers are not being diplayed on


UART with GPIO pins

Started by Lucy Jordan in TMS320c54x17 years ago 1 reply

I am trying to implement a UART based on the TI app note: Implementation of a Software UART on TMS320C54x Using General-Purpose...

I am trying to implement a UART based on the TI app note: Implementation of a Software UART on TMS320C54x Using General-Purpose I/O Pins The receive part works great but I cannot figure out why the transmit does not work. I am using Hyperterm to verify everything but it does


external interface with DSK

Started by amir khan in TMS320c54x19 years ago 1 reply

hi all, i want to interface an external Uart With DSK . i connected X_D0..D7 from the expansion connector of the DSK to the...

hi all, i want to interface an external Uart With DSK . i connected X_D0..D7 from the expansion connector of the DSK to the UART data lines .When i an writing some value to the Control Register of Uart i am checking the Status of Data lines Using CRO .but i could not


uart interrupt trouble in C5407

Started by endy_dsp in TMS320c54x15 years ago

Hello, In polling mode uart works fine but when I try to use Uart interrupts in C5407 theres something wrong while reading...

Hello, In polling mode uart works fine but when I try to use Uart interrupts in C5407 theres something wrong while reading data. I do this way: 1) I set up the register IER (interrupt enable register) and enable receive interrupt (IER=1) 2) I don't u


still problem with UART

Started by kannuri srihari in TMS320c54x18 years ago

hi all, Still I am facing same problem with UART. I did't get any data to HT. Actually I am trying to store the data...

hi all, Still I am facing same problem with UART. I did't get any data to HT. Actually I am trying to store the data received from mic. For this I am using Codec demo and to see the data I am planning to integrate codec with uart demo. I have tried to


interrupts of uart

Started by Roberto Espinosa in TMS320c54x17 years ago

Hello, I am using the uart in the 5402. I would like to have a program (in C code if possible) that triggers an interrupt when it...

Hello, I am using the uart in the 5402. I would like to have a program (in C code if possible) that triggers an interrupt when it has received a data. Could you help? I have connected 2 with 3, 3 with 2 and 5 with 5. Does I need to use any more connections? I have used th


uart doubts

Started by Roberto Espinosa in TMS320c54x17 years ago

Dear Sir or Madam, I am using Dsk 5402 board and I want to connect two of them via Uart Rs232 directly without any hardware...

Dear Sir or Madam, I am using Dsk 5402 board and I want to connect two of them via Uart Rs232 directly without any hardware between the two boards, except by a cable with two db9 connectors in its extremes. Could you answer these doubts? 1.- Where are adressed the Brg and Iir


Assembly UART code for the C5402 DSK

Started by blindf22 in TMS320c54x17 years ago

Does anyone know where I can find assembler code to drive the UART on the DSK5402? Tim King

Does anyone know where I can find assembler code to drive the UART on the DSK5402? Tim King


McBSP as UART

Started by Andrew Ness in TMS320c54x14 years ago

Hi, I've followed the directions in SPRA661 to implement a software UART using the McBSP port 0. I am using a C5416 device and modified the...

Hi, I've followed the directions in SPRA661 to implement a software UART using the McBSP port 0. I am using a C5416 device and modified the included assembly slightly to allow for using a far memory model. Things work okay for the most part, but I am experiencing parity and framing errors every now and then when transmitting to the DSP. Sometimes I can transmit 100 or more characters wi...


Software UART in the C54x

Started by Jacob Fainguelernt in TMS320c54x16 years ago 1 reply

I am trying to integrate the code described in the application note SPRA661A ("implementing a Software UART on the TMS320C54x with...

I am trying to integrate the code described in the application note SPRA661A ("implementing a Software UART on the TMS320C54x with te McBSP and DMA") with a DSP/BIOS application. I would like to know if anybody has done it or can give me some references.


Device driver for 5402 DSK on board UART using DSP/BIOS

Started by pradbelur in TMS320c54x18 years ago

Hi all, We are developing a device driver for the 16C550CFN uart, present on the 5402 DSK. The driver is based on the...

Hi all, We are developing a device driver for the 16C550CFN uart, present on the 5402 DSK. The driver is based on the streams IO model of DSP/BIOS.We are facing the following problem: When the SIO_get internally calls the DXX_issue function , t


Problem using UART

Started by Jagdeesh Prasad in TMS320c54x18 years ago

Hi All , I am using C54XX EVM board having TMS320VC5410PGE DSP microprocessor. I have on board UART. I am writing data on board's...

Hi All , I am using C54XX EVM board having TMS320VC5410PGE DSP microprocessor. I have on board UART. I am writing data on board's serial port and reading data on NT machine using Hyper Terminal. Hyper Terminal does not get any data when i write in One GO. Now i put a break point in d


daughterboard

Started by sahana rao in TMS320c54x18 years ago

hi all, we are using c5402 dsk kit. we want 2 know how to set CPLD to use MCBSP0 from daughterboard (0x4@io=0xff03) to work in...

hi all, we are using c5402 dsk kit. we want 2 know how to set CPLD to use MCBSP0 from daughterboard (0x4@io=0xff03) to work in interrupt mode using UART. thank you sahana & priya


c++ support in ccs2

Started by eran segev in TMS320c54x19 years ago 1 reply

I have a problem when using the c++ in the ccs2. it occurs to me, even on brd_init() functions ,and some uart functions which he...

I have a problem when using the c++ in the ccs2. it occurs to me, even on brd_init() functions ,and some uart functions which he throws this : undefined first referenced symbol in file --------- ---------------- _uart_fputc__Fi h:\


how to use serial com without CPLD?

Started by in TMS320c54x18 years ago

Hi all, I'm doing a project using 'C54x. Want to communicate with PC using serial interface. In order to make the design...

Hi all, I'm doing a project using 'C54x. Want to communicate with PC using serial interface. In order to make the design simple, I do not wanna use a CPLD. Could you please tell me how to add in an UART and an RS- 232 driver? Please email me. Thank you very much!


disabling UART on 5402 DSK; I/O memory bug

Started by mdl8736 in TMS320c54x18 years ago 1 reply

Hi all, it's the rookie again. I want to read from the external mem. interface on the 5402 DSK, but I've heard that the CPLD device ...

Hi all, it's the rookie again. I want to read from the external mem. interface on the 5402 DSK, but I've heard that the CPLD device that "directs traffic" on the board between peripherals has a programming error and that I will not be able to access i/o mem. space above 7FF


Urgent: Help for selecting DSK

Started by slweasel2002 in TMS320c54x18 years ago 1 reply

Hi, I am torn in between buying the 5402 or the 5416 DSK. The 5402 has an extra UART port, where as the 5416 talks over the...

Hi, I am torn in between buying the 5402 or the 5416 DSK. The 5402 has an extra UART port, where as the 5416 talks over the USB. How stable are the windows drivers for these platforms and is there a time limit to the tools provided? Larry Vanco


UART on DSK5402

Started by Anonymous in TMS320c54x19 years ago

If there are two interrupt conditions (i.e. a Rcv FIFO full and a Rcv FIFO empty), will you get two separate interrupts? TIA, ...

If there are two interrupt conditions (i.e. a Rcv FIFO full and a Rcv FIFO empty), will you get two separate interrupts? TIA, Carl Chipman Nomadics, Inc. http://www.nomadics.com