Questions tagged [programming]
Questions about programming parts (FPGAs, Flash, etc.) Many software programming questions should be asked instead on Stack Overflow.
839 questions
2
votes
1
answer
375
views
What are the methods of transferring code from one MCU to another?
I have two identical PCBs that include the same MCU MC68705R3CP. Unfortunately, one of them has an output pin PB4 configured as Darlington drive output that has a high output regardless of the normal ...
- 407
-1
votes
0
answers
31
views
Stratix III FPGA Configuration with MT25QL256 Flash
I am considering using a Micron MT25QL256 SPI flash instead of older EPCS/EPCQ devices, which are obsolete. The Intel documentation lists MT25QL256 as supported, but it is unclear whether Stratix III ...
- 9
0
votes
1
answer
112
views
Does D78F9177 MCU support reading the device?
NEC D78F9177 (8-Bit Single-Chip Microcontroller)
Can someone specify, does this MCU support reading the device? It's not clear, does this particular MCU have built-in functions to disable flash memory ...
- 209
3
votes
2
answers
287
views
STM32 F411RE not responding on custom board layout
I was designing my fist STM32 board using the F411RE chip. To program it, I wanted to use SWD and the Nucleo STlinkV2.1 that comes with every Stm32 Nucleo board (in this case also a Nucleo F411re). ...
- 33
0
votes
0
answers
62
views
AMD PALCE16V8H-25 PC/4 programming
How can I program this IC? There is almost nothing on the internet and everything is about PAL and GAL. Of course, it is said that all of these are similar, but the above IC is programmed differently ...
- 9
1
vote
1
answer
60
views
Parallel Connection of Two Voltage Sources During Programming
I have a device that works with two voltage levels (5V and 3V3). The first one (5V) is used for addressable LEDs (and other peripherals), and the second one (3V3) for an MCU (STM32F3). The device ...
- 193
1
vote
0
answers
77
views
Interfacing ADS1115 ADC with Microchip PolarFire SoC Discovery Kit
I have been trying to connect the ADS1115 ADC with my Microchip PolarFire SoC discovery kit FPGA board, I have written the FSM for I2C master by collecting the code from various sources because I am ...
- 29
0
votes
1
answer
39
views
Serial Vector Format: Is there any requirement for the value of TDI during a runtest operation?
I'm programming an Altera CPLD from an FPGA over JTAG using an SVF file (generated by Quartus) to specify the JTAG commands. Much of this process appears to work: checking the silicon ID, performing a ...
- 1,181
1
vote
0
answers
39
views
Auto Reset Ckt To download Program in Esp32
For the production purpose my task is to program 8 esp32 Simultaneously.
So for auto reset of esp32.
I am using CP2102 USB to TTL
In that instead of Transistor based ckt solution I have directly ...
0
votes
1
answer
121
views
Inconsistent boot behaviour with STM32L412
I have a very minimal setup for a STM32L412KBT6
It's hooked up on a prototyping board:
The circuit is done according to the official reference guide and effectively looks like this:
(Sorry for the ...
- 165
1
vote
0
answers
58
views
Can't get SPI1 on an STM32G030 with libopencm3 working correctly
I'm trying to interface an SD card using SPI1 on an STM32G030 with libopencm3. The pins I configured are: SCK on PA1 (AF0), MISO ...
- 195
1
vote
1
answer
64
views
Would any programming changes be required replacing M29W800DB70N6E FLASH memory (from Micron Technology Inc.) with MX29LV800CBTI-70G (from Macronix)? [closed]
One of our instruments currently uses M29W800DB70N6E (from Micron Technology Inc.) which is now Obsolete. We are planning to use MX29LV800CBTI-70G (from Macronix) [ datasheet ] as an alternate. ...
- 21
1
vote
3
answers
235
views
Meaning of 'dead code' in MISRA C standards [closed]
Going through MISRA C 2012 rules, I Noticed one rule about dead code and was a little unclear about the definition of "dead code"
Rule 2.2 States that "There shall be no dead code"
...
- 193
0
votes
2
answers
174
views
STM32L031G6U6 schematic review and questions on programming it
I have mostly spent time with Atmega and Atsam boards and would like to test and learn STM microcontrollers. I have never worked with SMT32 boards as such and some of my questions maybe to obvious. I ...
1
vote
1
answer
156
views
Communication and firmware via UART
I have ESP32 and STM32L010F4, I want to communicate via UART, according to the datasheet I can use USART2_RX (PA0) and USART2_TX (PA2).
But I have doubts whether there will be any problems during the ...
- 27