Version | Date | Description |
0.3.6.2 | 12/21/1999 | -Minor modification. (Numbering for items: P81,P82,P149), (Reference to chapter removed) -Deleted 14.3 |
0.3.6.3 | 01/05/2000 | -Minor modification. -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. |
0.4.0 | 01/25/2000
02/09/2000 |
-Changed specifications.
*Changed CPU internal working RAM memory capacity, and created CPU external working RAM. |
0.4.1 | 02/22/2000
02/24/2000 02/25/2000 |
-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. |
0.4.1.1 | 03/08/2000
03/10/2000 03/10/2000 |
-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. |
0.4.1.2 | 04/06/2000 | -Added the description of UART system communication. |
0.4.1.3 | 05/08/2000
05/16/2000 05/25/2000 |
-Corrected [Sound 1 Usage Notes].
-In 1) Normal Communication of Communication Functions, mentioned not to use a cable. -Added the diagram of Multi Player Communication cable connection. |
0.4.1.4 | 05/29/2000 | -Added the description for the device type of ROM Registration Data. -Corrected "Fault Function" to "Halt Function." -Corrected the diagram of "Communication Cable." |
0.4.1.5 | 06/01/2000 | -Corrected the attributes of timer setting values register from W to R/W. -Added one sentence to 1) of 15.2.1. Normal Interrupt and 15.2.2. Multiple Interrupts respectively. -Emphasized the prohibition of use of cable for normal SIO communication. |
0.4.1.6 | 06/26/2000 | -Modified the connection diagram of the multi-play cable. -Added the transition diagram of the multi-play communication data. -Modified the description of "16-Bit Multi-play Communication".
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0.4.1.7 | 08/10/2000 | -Modified the description of an error flag for the multi=play control register. -Modified the description of a valid flag for all the DMA control registers. -Added the number of transfer when 0 is setfor the DMA word count register. |
0.4.1.8 | 10/16/2000 | -Added cautions to the priority setting of OBJ. -Added a description and cautions to Sound 1,2,3, and 4. -Added the description to "Mapping of character data". -Revised the description in SCCNT_L[d14] and [06] of UART communication register. -Revised the connection diagram of 16 bit multi-play communication. -Added a description to all sound operation modes of the sound control register. -Revised the itemized description of Chapter 10 "Sound". |
1.0 | 12/01/2000 | -Deleted the checksum of ROM registration data and revised the diagram. -Revised the diagram for "Communication Cable" in the "Communication Function". -Revised the number of DMG sold from tens of millions to a hundred million in the introduction of AGB. -Revised the hours you can play continuously from "about 20 hours" to "about 15 hours". -Revised the illustrations of the AGB hardware and the Multi Player Communication Cable in the multi play communication diagram. -Added the description of the timing chart for normal SIO communication. -Added a caution in the DMA valid flag of all the DMA control registers. -Added a caution in the master start bit of the multi-play control register. -Revised the multi-play timing chart. -Revised the memory map for system reserve area in the work RAM. -Added a caution to "Communication Function". -Revised the first sentence in "UART Communication". Added "Relation between Data register, FIFO and Shift register". -Revised the expression of [Cautions] to a more specific expression [Cautions for ~~]. -Added a description of X coordinate and Y coordinate of OAM. Added diagram to Y coordinate. -Revised the description of the pre-fetch buffer flag in the Game Pak memory wait control register. -Added cautions to the description of the input/output select flag in the R register of general communication. |
1.01 | 2/01/2001 | -Modified the description of pin 31 in the Game Pak bus. -Revised the cancel conditions for the Stop function in the power-down mode. -Added additional descriptions and cautions for the initial flag of Sound 1. |
1.02 | 2/13/2001 | -Modified the description of "8-Bit/32-Bit Normal Communication Function" summary in "Communication" chapter. -Added a paragraph to"Selecting Communication Function" in "Communication" chapter. |