First Commit

Upload literally everything from the pokecrystal16 expand-move-ID branch

home/sram.asm

@@ -0,0 +1,30 @@
+OpenSRAM::
+; if invalid bank, sram is disabled
+	cp NUM_SRAM_BANKS
+	jr nc, CloseSRAM
+
+; switch to sram bank a
+	push af
+; latch clock data
+	ld a, 1
+	ld [MBC3LatchClock], a
+; enable sram/clock write
+	ld a, SRAM_ENABLE
+	ld [MBC3SRamEnable], a
+; select sram bank
+	pop af
+	ldh [hSRAMBank], a
+	ld [MBC3SRamBank], a
+	ret
+
+CloseSRAM::
+	push af
+	ld a, -1
+	ldh [hSRAMBank], a
+	ld a, SRAM_DISABLE
+; reset clock latch for next time
+	ld [MBC3LatchClock], a
+; disable sram/clock write
+	ld [MBC3SRamEnable], a
+	pop af
+	ret