Address Description
911E
Move the ducklings
9265
See if any duckling can eat corn
929C
See if the player has collided with a duckling
93DD
Return the display file and attribute address of a sprite
93FE
Return the room buffer location at the position specified
9404
Return the display file address of a sprite
9438
Return the UDG at the location specified
9538
Redraw the attributes after a sprite moves
9584
Return an attribute address given co-ordinates
95A6
Return the location in the room buffer for a co-ordinate
9858
Run the game
99DF
Check if the player has picked up an egg or corn
9A4C
Draw a sprite
9BDE
Convert a sprite's co-ordinates to a screen address
9C40
Print a string of UDGs
9C9C
IM2 hook
9CA4
Play a sound
9CC2
IM2 - play Fuller Orator
9CEB
Set up a sound to play through the Fuller Orator
9D08
Check for left or right input and move the player accordingly
9E34
Return the UDG at the location specified
9E66
Check there is enough headroom to jump
9E98
Move the player onto a ladder
9F60
Move the player off a ladder
A014
Move the lifts
A07B
Invalidate a lift
A0A9
Draw a lift
A0C8
Move the mother duck
A1B8
Decrease the timer and bonus
A21C
See if the player is now in mid-air, and if so, fall
A256
Move the player up are down after jumping or falling
A294
Make the player fall if we're in mid-air
A37F
Redraw the player's position after moving in mid-air
A389
Play a random sound through the Fuller Audiobox
A3A7
Update the score
A410
Main entry point
A4C8
Display instructions
A59D
Run the game
A6FE
Run the "lose a life" sequence
A80C
Routine at A80C
A8EC
Routine at A8EC
A921
Pause
A929
Routine at A929
A960
Routine at A960
A968
Routine at A968
A9CE
Scroll the level number across screen before starting it
A9FA
Routine at A9FA
AA0C
Routine at AA0C
AA23
Return the attribute buffer for a co-ordinate on screen
AA37
Print a series of attributes
AA49
Redefine the keys
AABA
Routine at AABA
AAE4
Play a random sound
AAF4
Return any key pressed
AB19
Display a line of text
AB60
Play a note of a tune
AB7B
Scroll a string of text on screen
AB9E
Clear the screen
ABAD
Print the high score table
AE9C
Run the current level until complete or a duck is hit
B130
Colour in the screen with attributes
B14F
Play a random sound through the Fuller Orator
B34C
Shunt the player to the end of the platform if we're near it