All Weapons (Single Player Only)

To unlock all of the weapons in a single player campaign mission, input the following code during gameplay:
Code                    Effect
Hold L2+R2, then press: D-Right, D-Right, D-Down, D-Up, D-Left, D-Left	All Weapons


Unlockables
Equipment Upgrades

Earning stars unlocks weapon and equipment upgrades to use during the single-player game.
Unlockable              How to Unlock
105mm Cannon (Increased Ammo 150)	133
120mm Cannon (Increased Ammo 150)	133
125mm Cannon (Increased Ammo 150)	133
23mm Cannon (Increased Ammo 3,000)	133
25mm Cannon (Increased Ammo 3,000)	133
30mm Cannon (Increased Ammo 750)	133
40mm Cannon (Increased Ammo 3,000)	133
70mm Rocket (Increased Ammo 150)	171
90mm Cannon (Increased Ammo 150)	133
Antitank Missle (Increased Ammo 75)	171
Assault Rifle (45-Round Clip)	032
Assault Rifle (Armor-Peiercing Bullets)	253
Assault Rifle (Increased Ammo 225)	082
Assault Rifle (Increased Zoon)	152
Auto-Injector (Increased Ammo 5)	158
Blowtorch (Increased Ammo 1,500)	089
C4 Explosive (Increased Ammo 6)	101
Forward Observer (Extended Target Length)	183
Forward Observer (Increased Ammo 6)	120
Frag Gernade (Increased Ammo 5)	196
Gernade Launcher (Increased Ammo 5)	063
Gernade Launcher (Increased Ammo 90)	108
Laser Target Designator (Bunker Buster Splash Damage)	247
Laser Target Designator (Increased Zoom)	234
Laster Target Designator (Increased Ammo 2)	202
Locking Missle (Increased Ammo 6)	215
Machine Gun (150-Round Clip)	038
Machine Gun (Armor-Piercing Bullets)	266
Machine Gun (Increased Ammo 1500-3000)	057
Machine Gun (Increased Ammo 300)	139
Mine (Increased Ammo 5) 177
Mortar Strike (Carpet Bomb)	259
Mortar Strike (Increased Ammo 2)	209
Pistol (23-Round Clip)  006
Pistol (Increased Ammo 45)	025
Rocket Launcher (Homing Missle)	228
Rocket Launcher (Increased Ammo 8)	019
Rocket Launcher (Increased Zoom)	076
Shotgun (12-Round Clip) 051
Shotgun (Increased Ammo 48)	114
Smoke Gernade (Increased Ammo 5)	145
Sniper Rifle (9-Round Clip)	044
Sniper Rifle (Armor-Piercing Bullets)	221
Sniper Rifle (Increased Ammo 15)	095
Sniper Rifle (Increased Zoom)	164
Stun Gernade (Increased Ammo 5)	190
Sub-Machine Gun (45-Round Clip)	013
Sub-Machine Gun (Armor-Piercing Bullets)	240
Sub-Machine Gun (Increased Ammo 225)	070
Sub-Machine Gun (Increased Zoom)	126


Easter Eggs
EA formation

Unlock the Frag Grenade weapon challenge, then successfully complete all rounds and kill all enemies through round ten. If every enemy is killed, you will go into round eleven. In this round, the soldiers move and create the shape of first an "E", then an "A" as a reference to EA Games.