7.1. Quick Update Guide (FAT disk update)
This chapter describes update of complete DM41X firmware (i.e. DMCP system, DM41X program
and flash area) at once using combined firmware file.
Prerequisites
DMCP_flash_x.x_DM41X-y.y.bin
- Complete DM41X firmware file e.g.
DMCP_flash_3.16_DM41X-
1.10.bin
Steps
1. Activate USB disk from
SETUP
→
File
→
Activate USB Disk
2. Connect USB cable from DM41X to PC/Mac computer.
3. Copy the
DMCP_flash_x.x_DM41X-y.y.bin
file from the PC/Mac computer to root folder of
calculator disk.
4. Eject (safely remove) the calculator disk from PC/Mac computer.
Please, be patient this can
take some time. Don’t unplug USB cable until safely ejected from OS.
5. Calculator detects presence of new firmware file and asks for update. You can confirm it
immediately or press
[
EXIT
]
key and activate flashing process later using
Flash firmware from
FAT
either from DM41X program
SETUP
→
System
Enter
System Menu
6. Once finished the calculator resets and should restart to updated DM41X.
7.2. Bootloader mode activation
Bootloader mode can be activated from main Setup menu:
SETUP
→
System
→
Bootloader
or by
using RESET and PGM button.
The sequence of entering bootloader mode using RESET and PGM button is:
• Press and hold PGM button
• Press and release the RESET button
• Release the PGM button
Older models have both buttons accessible through the holes in the calculator backplate. Newer
models have hole in the backplate for RESET button only, therefore the backplate should be
removed first, then use the RESET and PGM buttons directly on PCB.
7.3. FW Update Using dm_tool
Latest version of
dm_tool
can be downloaded from the
.
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