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-rw-r--r--src/mame/drivers/leapfrog_leappad.cpp44
1 files changed, 43 insertions, 1 deletions
diff --git a/src/mame/drivers/leapfrog_leappad.cpp b/src/mame/drivers/leapfrog_leappad.cpp
index 26fa06782af..23668f7ad73 100644
--- a/src/mame/drivers/leapfrog_leappad.cpp
+++ b/src/mame/drivers/leapfrog_leappad.cpp
@@ -22,7 +22,49 @@
also released some kind of Tablet with this name, and they even released
a new "LEAPPAD" in around 2016:
https://www.youtube.com/watch?v=MXFSgj6xLTU , which nearly looks like the
- same, but is most likely techically completely different..
+ same, but is most likely techically completely different...
+
+ The cartridges pinout is the same on the three systems:
+ A1 N/C (A21?)
+ A2 A20
+ A3 A19
+ A4 A8
+ A5 A9
+ A6 A6
+ A7 A5
+ A8 A4
+ A9 A3
+ A10 A2
+ A11 A1
+ A12 A0
+ A13 N/C (R/W? /CE2?)
+ A14 /CE
+ A15 /OE
+ A16 D0
+ A17 D1
+ A18 D2
+ A19 D3
+ A20 VCC
+ B1 N/C (A22?)
+ B2 N/C (A23?)
+ B3 A18
+ B4 A17
+ B5 A7
+ B6 GND
+ B7 A10
+ B8 A11
+ B9 A12
+ B10 A13
+ B11 A14
+ B12 A15
+ B13 A16
+ B14 GND
+ B15 A-1
+ B16 D7
+ B17 D6
+ B18 D5
+ B19 D4
+ B20 GND
*******************************************************************************/