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-rw-r--r--constants/hardware_constants.asm13
1 files changed, 13 insertions, 0 deletions
diff --git a/constants/hardware_constants.asm b/constants/hardware_constants.asm
index 59ec6170..993a02f5 100644
--- a/constants/hardware_constants.asm
+++ b/constants/hardware_constants.asm
@@ -2,6 +2,19 @@
GBC EQU $11
+; memory map
+VRAM_Begin EQU $8000
+VRAM_End EQU $a000
+SRAM_Begin EQU $a000
+SRAM_End EQU $c000
+WRAM0_Begin EQU $c000
+WRAM0_End EQU $d000
+WRAM1_Begin EQU $d000
+WRAM1_End EQU $e000
+; hardware registers $ff00-$ff80 (see below)
+HRAM_Begin EQU $ff80
+HRAM_End EQU $ffff
+
; MBC1
MBC1SRamEnable EQU $0000
MBC1RomBank EQU $2000