git.y1.nz

commit a5edf665a1e7679d2523951879e0b60ec6c27c6c
parent ff166808560a3c2c3aedd1d45db26d4c646c5784
Author: bbbbbr <bbbbbr@users.noreply.github.com>
Date:   Fri, 18 Jul 2025 12:34:28 -0700

Merge pull request #797 from bbbbbr/examples/printer_megaduck_cable_pinout

Examples: gbprinter: megaduck link port pinout
Diffstat:
M
gbdk-lib/examples/cross-platform/gbprinter/Readme.md
27
++++++++++++++++++++++++---

1 file changed, 24 insertions(+), 3 deletions(-)
diff --git a/gbdk-lib/examples/cross-platform/gbprinter/Readme.md b/gbdk-lib/examples/cross-platform/gbprinter/Readme.md
@@ -5,13 +5,34 @@ GBPrinter
 Prints the image onto the game boy printer. To connect the game boy printer to the 
 Mega Duck or the Sega Game Gear you need to solder the specific link cable adapter.
 
-Sega Game Gear cable pinout:
+### Sega Game Gear cable pinout:
 
+```
 DPC0 <--> SOUT
 DPC1 <--> SIN
 DPC6 <--> CLK
 GND  <--> GND
+```
 
-Mega Duck cable pinout:
+### Mega Duck cable pinout:
 
-WIP
+The link port on the Mega Duck has the same pin order and signals as the Game Boy,
+but a different connector style (bare header).
+
+Diagram showing the link port <ins>receptacle</ins>*1 pinout when looking at the side of the console:
+
+```
+      Front of console
+-----------------------------------
+                                   |
+--------      -----------------    |
+ volume |    | CLK  SIN  VCC*2 |   |
+ dial   |    | GND   -   SOUT  |   |
+--------      -----------------    |
+                                   |
+-----------------------------------                                   
+       Back of console
+
+```
+- 1: View and pinout is of the connector receptacle, *not* of the cable
+- 2: For most uses the VCC pin should not be connected

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