https://wiki.jw-tech.eu/index.php?action=history&feed=atom&title=WSAL22594_%E2%80%93_CM4-to-CM3-Board%2Fen 2026-10-23T21:52:02Z Versionsgeschichte dieser Seite in JW Tech Wiki MediaWiki 1.43.9 https://wiki.jw-tech.eu/index.php?title=WSAL22594_%E2%80%93_CM4-to-CM3-Board/en&diff=2546&oldid=prev 2026-09-06T06:06:54Z

<p>Freigegebene technische Dokumentation veröffentlicht; Text-only und noindex</p> <p><b>Neue Seite</b></p><div>__NOINDEX__<br /> &#039;&#039;&#039;Documentation notice:&#039;&#039;&#039; This technical documentation was independently rewritten from an archived supplier source. Check technical details and commands against the product version and manufacturer documentation before use.<br /> <br /> == Summary ==<br /> The Waveshare CM4-to-CM3 adapter allows a Raspberry Pi Compute Module 4 (CM4) to be used on an existing CM3/CM3+ baseboard. It provides the required interfaces and offers options for power supply and IO level.<br /> <br /> == Related products at JW Tech ==<br /> * [https://shop.jw-tech.eu/p/WSAL22594 WSAL22594 – Raspberry Pi CM4 To CM3 Adapter, Alternative Solution for Raspberry Pi CM3 / CM3+]<br /> <br /> == Technical overview ==<br /> * Connects a CM4 to a CM3 baseboard via the integrated CM3 interface.<br /> * Provided interfaces: HDMI, CSI0/CSI1, DSI0/DSI1, USB2.0, SDIO, GPIO0–27 plus additional GPIOs (e.g., GPIO28/29, SDA0/SCL0).<br /> * Selectable power supply: direct or through the onboard DC buck-boost stage MP28164 (default: through the stage).<br /> * Selectable CM4 IO level; default is 3.3 V.<br /> * A status LED indicates whether the CM4 is active.<br /> * Software tools listed in the source: RPiboot_Setup, Panasonic_SDFormatter, Win32DiskImager, putty.<br /> <br /> == Notes and version constraints ==<br /> * No specific commands are provided in the source; left empty accordingly.<br /> * The exact mapping of the extra GPIOs (GPIO30, 32, 33–45, CAM_GPIO) is incompletely shown in the table – please verify.<br /> * Power-supply and IO-level selection is likely done via jumpers/resistors; detailed circuit information is not included in the text.<br /> * Compatibility with all CM3/CM3+ baseboards is not guaranteed; versions and revisions may differ.<br /> * Please check the official schematic and CM4 datasheet before purchase or installation.<br /> <br /> == Source and revision record ==<br /> * [https://www.waveshare.com/wiki/CM4-to-CM3-Board CM4-to-CM3-Board - Waveshare Wiki]<br /> * Source revision: 67507<br /> * Captured: 2026-09-03T04:10:32+00:00<br /> * SHA-256: &lt;code&gt;99ab0f4c4039dd3d2ed6382c1ef030027631a7067c6bf0d001828641c10e71be&lt;/code&gt;</div>

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