La104 Firmware | Work !exclusive!
Achieve better performance with specialized sampling modes.
The original firmware limited capture depth to 4K samples per channel. By tweaking the SDRAM initialization (the LA104 has an external 8MB SDRAM), I reallocated a larger ring buffer. Suddenly, I could capture 64K samples at 100MHz. The trade-off? UI responsiveness dropped while the buffer filled—but that’s a problem for future me.
st-flash write la104_firmware.bin 0x08000000
Flash erase. Write. Reboot. The screen flickers, then holds steady. A clean square wave on channel 2. No jitter.
This comprehensive guide explores the current landscape of LA104 firmware development, how alternative software expands the device's capabilities, and how you can upgrade your own unit. Understanding the LA104 Hardware Architecture la104 firmware work
arm-none-eabi-objdump -D la104_firmware.elf | less
: Power on the LA104 while holding the first button (typically the "SMPL" button).
Press and hold the button (or the first physical button on some models) while turning the power switch to the ON position.
Connect an FTDI adapter to see live logs. Achieve better performance with specialized sampling modes
To strip away the limitations and write optimized code that utilizes the DMA (Direct Memory Access) and FPGA pipelines more efficiently.
The company's product launch was looming, and the pressure was mounting. The marketing team was eager to showcase the new features and capabilities of the products, but without a stable firmware, the launch would have to be delayed. John knew he had to work miracles to get the firmware ready on time.
An AG1K FPGA chip dedicated to high-speed digital input processing.
Now pick up your LA104, fire up your terminal, and start your firmware journey. The logic analyzer that never sleeps awaits your code. Suddenly, I could capture 64K samples at 100MHz
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: If the .hex file continues to show an .err extension, try deleting all existing files on the virtual drive (ensure hidden files are visible) before copying the firmware again .
Are you trying to or add a new feature (like SPI decoding)?
Standard firmware is often replaced with community-driven projects that add features like: Real-time protocol analysis. Oscilloscope Mode: Basic analog wave viewing. Signal Generator: Outputting PWM or clock signals. Common Sources: Official Minidso Forum: For factory updates.