Table of Contents

Information

DM42 Info

Purchase Information

Firmware

DateSerial No.DM42 VersionFree42 VersionDMCP VersionFirmware Files
24/5/22 06434 3.21 3.0.9 3.22 dmcp_flash_3.23_dm42-3.21.zip
15/4/23 06434 3.22 3.0.153.24dm42_3.24.zip
27/07/24 06434 3.23 3.1.8 3.25 dmcp_flash_3.25_dm42-3.23.zip

3rd party Firmware

DateSerial No.FirmwareVersionDMCP VersionFirmware Files
21/09/24 06434 C47 0.109.02.05 3.25 C47 Release : 1 August 2024
18/02/25 06434 C47 0.109.02.07b4 3.25 C47 Release : 2 Jan 2025

RTC Correction

Put a text file /rtccalib.cfg in root directory of FAT drive with contents:

-41.26

RTC Error

StartStopAccumulated Error (s)Rate Error (s/d)Comments
28/3/22 7/11/22 -5.80.0 -5.8s over period 224 days = -0.03s/d

Swiss Micros Info

DM42 Program Listings