Nintendo 1504166 - Game Boy Advance SP Edition Console Programming Manual page 4

AGB Programming Manual
Version Date
0.3.6.2 12/21/1999 -Minor modification. ( Numbering for items: P81,P82,P149),
0.3.6.3 01/05/2000 -Minor modification.
0.4.0 01/25/2000
02/09/2000
0.4.1 02/22/2000
02/24/2000
02/25/2000
0.4.1.1 03/08/2000
03/10/2000
03/10/2000
0.4.1.2 04/06/2000 -Added the description of UART system communication.
©1999 - 2001 Nintendo of America Inc.
Revision History
(Reference to chapter removed)
-Deleted 14.3
-Corrected BG Offset Registers diagrams
-Corrected the diagrams of Registers for Setting the Direction
Parameters of BG data.
-Corrected diagram of the Sound 1 Duty Cycle.
-Corrected the name of d05 bit for the DISPCNT Register.
-Added the description of Bit map BG mode.
-Corrected the SIO Timing Chart of Normal Serial Communication.
-Changed the diagrams and descriptions of the Sound Control
Registers.
-Added the formula for calculating the number of OBJs that can
be displayed on 1 line.
-Changed specifications.
*Changed CPU internal working RAM memory capacity, and
created CPU external working RAM.
*Changed the bit structures of DMA control registers.
*Deleted Infrared Communication functions.
*Created the interrupt IME register, and changed the bit
structures of IE and IF registers.
*Changed the number of colors that can be displayed to 32,768.
*Changed the specifications of Normal Serial Communication
(Bit width, communication speed)
*Changed the specifications of Multi SIO Communication (UART
system).
*Changed the center coordinate of OBJ Rotation to dot
boundary.
*Added UART system communication function.
-Added the Complete Block Diagram.
-Modified the description of Direct Sounds, and corrected
register
R bit structure.
-Added the PWM sampling cycle control function.
-Changed the method to specify OBJ size.
-Corrected misprints in the communication control register.
-Added the description of ROM registration data.
-Improved the description of interrupt and multiple interrupt
process.
-Improved the description of system call and multiple system call
process.
4
Description
D.C.N. AGB-06-0001-002B4
Revision History