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Questions tagged [texas-instruments]

Texas Instruments Inc. (TI) is an American company that designs and makes semiconductors, which it sells to electronics designers and manufacturers globally.

Texas Instruments Inc. (TI) is an American company that designs and makes semiconductors, which it sells to electronics designers and manufacturers globally.
Headquartered at Dallas, Texas, United States, TI is the third largest manufacturer of semiconductors worldwide after Intel and Samsung, the second largest supplier of chips for cellular handsets after Qualcomm, and the largest producer of digital signal processors (DSPs) and analog semiconductors, among a wide range of other semiconductor products, including calculators, microcontrollers and multi-core processors.
Texas Instruments is among the Top 20 Semiconductor producing companies in the world.
Texas Instruments was founded in 1951.

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Parallelism between instructions in TMS320C3x assembler

Please consider the following instruction: mpyf3 *ar0+, *ar1+, r0 || addf3 r0, r1, r1 The first instruction is equal to r0 = *ar0++ * *ar1++ and the second instruction is equal to r1 = r0 + r1. However, what's the value of r0 in the second…
0xbadf00d
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udev rule for interfacing TIVA launchpad usb-bulk-device without root?

I'm trying to write a program in Linux (Xubuntu) to interface a Tiva launchpad as a usb-bulk device. I use Code::Blocks and a libusb to write a program at the host side. Everything works ok when I start Code::Blocks (or a program) as root. udev rule…
Stu Zender
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TI TivaC Launchpad I2C Errors

I am trying to communicate over I2C with a Pololu MinIMU9v2 from a TM4C123GXL Launchpad, but every time I try to write to the bus, I am getting I2C_MASTER_ERR_ADDR_ACK and I2C_MASTER_ERR_DATA_ACK. Printing out the slave address shows that it looks…
Bobby
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Code Composer 4 (Eclipse based)- makefiles

How do I prevent Code Composer 4 (which is based on Eclipse) from generating its own makefile and use the one I provide instead? Background: I am starting a FreeRTOS project on a MSP430F5436 using Code Composer 4 and have a demo app with a supplied…
michael
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Where can I find information about programming the TI TMS320C64xx DMA controller

I need to do some simple memory transfer using this DSP, but I am unable to find any documentation about the DMA functions. I am using C with code composer 3.3
Tom
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Bootstrap loader synchronization error MSP430F249

I have a problem when I program code via BSL to MSP430F249 MCU. I'm using bsl2demo.exe to program. The error is: ERROR: Synchronization failed! Device with boot loader connected? HERE IS SCHEMATIC MY DEGISN. YOU CHECK IT
PHI
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Map virtual address back to physical address

Disclaimer: I am kind of cross-posting this question on the Texas Instruments Forum, but I haven't gotten any response there for five days. I am pretty new to embedded programming, so please point out if you need additional information or if my…
Lucas
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DM368 Resizer hang

I have set up the resizer in single shot mode to decode data using the user pointer interface in dvsdk_4_02_00_06. It appears to be working, but eventually the video output freezes due to the thread getting stuck.It never returns with an error, just…
rohan babtiwale
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Dead-band module not working properly for EPWM1 (TMS320F28335)

I am working on vector control of PMSM. I've got a problem with the dead-band module, and I don't understand what I'm actually doing wrong here. The register setting for EPWM modules 1 and 2 is given as follows: For EPWM module 1 configuration …
무함마드
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Not working Read a switch and write it to the LED on board EK-TM4C123GXL?

TI Tiva Arm board EK-TM4C123GXL unable to run the following program. Need help debugging, Its textbook program , Book Link : http://www.microdigitaled.com/ARM/TI_ARM_books.htm /* p2_7.c: Read a switch and write it to the LED */ /* This program…
Rachit Remote
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How to disable address filtering in Contiki-NG cc2420 radio module?

When trying to disable address filtering by changing RADIO_PARAM_RX_MODE like below, cc2420 auto ack is not working and motes get duplicated packets. radio_value_t radio_rx_mode; NETSTACK_RADIO.get_value(RADIO_PARAM_RX_MODE,…
sobhan nami
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Texas Instruments DCA1000 radar issues

I'm using mmWave Studio 2.1.1.0 on Windows 10 to connect to a DCA1000 with AWR1243BOOST module attached. I followed the connection procedure by going under the connection tab, clicking Set (1) and then Disconnect (2), and finally loading the…
Francisco Skrobola
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unresolved symbols remain Code composer studio

I have been trying out my first assembly level program on MSP4302355 microcontroller. All i am doing is just moving values from one register to another. But whenever I compile the code i am getting a errors "error #10234-D: unresolved symbols…
Eswar Reddy
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How to make CMake detect ar and nm if there is no dash after the toolchain prefix?

I'm working on a CMake toolchain file for the new LLVM/Clang based compiler from Texas Instruments (see ARM-CGT-CLANG-1). CMake properly detects that it's a clang based compiler if I simply set CMAKE_C_COMPILER to the correct path of the tiarmclang…
Arno Moonen
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How to define Systick handler function Code Composer Studio for cc1310?

I opened a new NoRTOS CCS project and modified as follows for using periodic systick interrupt: STCSR Register -> bit0 defined as 0 // Systick disabled STRVR Register -> RELOAD value defined // 24MHz clock every step is 41.6ns NVIC_IPR3 Register…
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