Topway LMT070DICFWD-NJN, User Manual

Page: 26 / 34

TOPWAY
LCD Module User Manual
LMT070DICFWD-NJN
URL: www.topwaydisplay.com Document Name: LMT070DICFWD-NJN-Manual-Rev0.2.DOC
Page: 26 of 33
REG[B4h] Block Width REG 0(BWR0) / DMA Transfer Number REG 0 (DTNR0)
Bit Description Default Access
7-0
When REG[BFh] bit 1 = 0 (Continuous Mode)
DMA Transfer Number [7:0]
When REG[BFh] bit 1 = 1 (Block Mode)
DMA Block Width [7:0]
0 RW
REG[B5h] Block Width REG 1 (BWR1)
Bit Description Default Access
7-2 NA 0 RO
1-0 DMA Block Width [9:8] 0 RW
REG[B6h ] Block Height REG 0(BHR0) /DMA Transfer Number REG 1 (DTNR1)
Bit Description Default Access
7-0
When REG[BFh] bit 1 = 0 (Co n tinuous Mode)
DMA Transfer Number [15:8]
When REG[BFh] bit 1 = 1 (Block Mode)
DMA Block Height [7:0]
0 RW
REG[B7h] Block Height REG 1 (BHR1)
Bit Description Default Access
7-2 NA 0 RO
1-0 DMA B lock Hei g ht [9:8] 0 RW
REG[ B8h] Source Picture Width REG 0(SPWR0) / DMA Transfer Number REG 2(DTNR2)
Bit Description Default Access
7-3 DMA Source Picture Width [7:3] 0 RW
2-0
When REG[BFh] bit 1 = 0 (Continuous Mode)
DMA Transfer Number [18:16]
When REG[BFh] bit 1 = 1 (Block Mode)
DMA Source Picture Width [2:0]
0 RW
REG[B9h] Source Picture Width REG 1 (SPWR1)
Bit Description Default Access
7-2 NA 0 RO
1-0 DMA Source Picture Width [9:8] 0 RW
REG[BFh] DMA C onfiguration REG (DMACR)
Bit Description Default Access
7-2
NA
0 RO
1
DMA Continuous or Block Read/Write Select Bit
0: Continuous / 1: Block
0 RW
0
Write F unction DMA Start B it
Set to 1 by MCU and reset to 0 automatically
Read Function DMA Busy Check Bit
0:Idle / 1:Busy
0 RW