mcf5282 Freescale Semiconductor, Inc, mcf5282 Datasheet - Page 296

• Manufacturer Part Number: mcf5282
• Manufacturer: Freescale Semiconductor, Inc

Synchronous DRAM Controller Module
Power-Up Sequence:
move.w
move.w
move.l
move.l
move.l
move.l
Precharge Sequence:
move.l
move.l
move.l
move.l
Refresh Sequence:
move.l
move.l
Mode Register Initialization Sequence:
move.l
move.l
move.l
move.l
move.l
move.l
15-24
#0x0026, d0//Initialize DCR
d0, DCR
#0xFF880300, d0 //Initialize DACR0
d0, DACR0
#0x00740075, d0//Initialize DMR0
d0, DMR0
#0xFF880308, d0//Set DACR0[IP]
d0, DACR0
#0xBEADDEED, d0//Write and value to memory location to init. precharge
d0, 0xFF880000
#0xFF888300, d0//Enable refresh bit in DACR0
d0, DACR0
#0x00600075, d0//Mask bit 19 of address
d0, DMR0
#0xFF888340, d0//Enable DACR0[IMRS]; DACR0[RE] remains set
d0, DACR0
#0x00000000, d0//Access SDRAM address to initialize mode register
d0, 0xFF800800
MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3
Freescale Semiconductor