GDC21D601 Datasheet, PDF (165/189 Pages) Hynix Semiconductor – 32-Bit RISC MCU

BCLK
AREQ
AGNT
B A [31:0]
B T R A N [1:0]
B W R ITE
X A [12:0]
RAS
CAS
nDREQ
nDACK
X D [15:0]
nDRAMOE
nDRAMWE
GDC21D601
Address n
A
N
Address n+1
S
Address n+2
N
Row Address Col Address n
Col Address n+1 Col Address n+2
Data n
Data n+1
Data n+2
Figure 13. Transfer Timing in Single Burst Address Mode
(Memory Space to I/O Device with nDMACK)
BCLK
AREQ
AGNT
B A [31:0]
B T R A N [1:0]
B W R ITE
X A [12:0]
RAS
CAS
nDREQ
nDACK
X D [15:0]
nDRAMOE
nDRAMWE
Address
A
N
S
N
Row Address Col Address n
Col Address n+1 Col Address n+2
Data n
Data n+1
Data n+2
Figure 14. Transfer Timing in Single Burst Address Mode
(I/O Device with nDMACK to Memory Space)
166