Note how many bytes GDMA can transfer in a single VBlank (#569)

Add a note about how much tiles we can transfer during one VBlank. So people do not have to calculate that from M-cycles -> dots -> nb of dots in VBlank.
gbdev · Sep 25, 2024 · ccaaaf7 · ccaaaf7
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diff --git a/src/CGB_Registers.md b/src/CGB_Registers.md
@@ -117,6 +117,8 @@ Purpose or HBlank DMA, that's because there are always 2 bytes
 transferred per microsecond (even if the itself program runs it Normal
 Speed Mode).
 
+This allows for a transfer of 2280 bytes during VBlank, which is up to 142.5 tiles.
+
 ### VRAM Banks
 
 The CGB has twice the VRAM of the DMG, but it is banked and either bank