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Documentation update (nw)

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This commit is contained in:
Wilbert Pol 2012-10-24 18:10:37 +00:00
parent 54addffa06
commit 5158b1be5f
1 changed files with 12 additions and 0 deletions
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12
src/mess/machine/vcsctrl.h
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@ -46,6 +46,18 @@ public:
virtual ~vcs_control_port_device();
// computer interface
// Data returned by the joy_r methods:
// bit 0 - pin 1 - Up
// bit 1 - pin 2 - Down
// bit 2 - pin 3 - Left
// bit 3 - pin 4 - Right
// bit 4 - pin 5 -
// bit 5 - pin 6 - Button
// pin 7 - +5V
// pin 8 - GND
// bit 6 - pin 9 -
//
UINT8 joy_r();
DECLARE_READ8_MEMBER( joy_r );
UINT8 pot_x_r();