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Gradius (NES)/RAM map: Difference between revisions

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{| border="1" cellpadding="1"
{| border="1" cellpadding="1"
|'''RAM'''  || '''Purpose'''
|'''RAM'''  || '''Function''' || '''Details'''
|-
|-
|0007 || Key Pressed
|0x0007 || Key Pressed ||
|-
|-
|0015 || 00 = Unpaused, 01 = Paused
|0x000F || Title screen cursor position ||
|-
|-
|0020 || Lives
|0x0015 || Pause Boolean || $00 = Unpaused, $01 = Paused
|-
|-
|0040 || Speed
|0x0020 || Lives ||
|-
|-
|0041 || Missiles enabled
|0x0040 || Speed ||
|-
|-
|0042 || Power up bar location
|0x0041 || Missiles enabled ||
|-
|-
|0044 || Weapon; 00 = Normal, 01 = Laser, 02 = Double
|0x0042 || Power up bar location ||
|-
|-
|0045 || Number of Options (02 max, any other number causes glitches)
|0x0044 || Weapon || $00 = Normal, $01 = Laser, $02 = Double
|0046 || Shield Strength
|-
|-
|07A0-07B7 || Horizontal Location of Vic Viper from Least to Most Recent
|0x0045 || Number of Options || Keep <= $02. Any other number causes glitches.
|-
|-
|07B0-07C7 || Vertical Location of Vic Viper Least to Most Recent
|0x0046 || Shield Strength ||
|07E4 || Low Digit of High Score
|-
|-
|07E5 || Middle Digit of High Score
|0x004C || Time before screen transition. ||
|-
|-
|07E6 || High Digit of High Score
|0x0060 || enemy load? || $02  when enemies is being loaded and goes to $00 when you died
|-
|0x0100 || determines Vic Viper's status... || $01 = alive, $02 = dead.
|-
|0x07A0-0x07B7 || Horizontal Location of Vic Viper || From Least to Most Recent
|-
|0x07B0-0x07C7 || Vertical Location of Vic Viper || From Least to Most Recent
|-
|0x07E4 || Low Digit of High Score
|-
|0x07E5 || Middle Digit of High Score
|-
|0x07E6 || High Digit of High Score
|}
|}


{{stub}}
{{Internal Data|game=Gradius}}

Latest revision as of 20:41, 28 January 2024

Chip tiny.png The following article is a RAM map for Gradius (NES).

RAM Function Details
0x0007 Key Pressed
0x000F Title screen cursor position
0x0015 Pause Boolean $00 = Unpaused, $01 = Paused
0x0020 Lives
0x0040 Speed
0x0041 Missiles enabled
0x0042 Power up bar location
0x0044 Weapon $00 = Normal, $01 = Laser, $02 = Double
0x0045 Number of Options Keep <= $02. Any other number causes glitches.
0x0046 Shield Strength
0x004C Time before screen transition.
0x0060 enemy load? $02 when enemies is being loaded and goes to $00 when you died
0x0100 determines Vic Viper's status... $01 = alive, $02 = dead.
0x07A0-0x07B7 Horizontal Location of Vic Viper From Least to Most Recent
0x07B0-0x07C7 Vertical Location of Vic Viper From Least to Most Recent
0x07E4 Low Digit of High Score
0x07E5 Middle Digit of High Score
0x07E6 High Digit of High Score