参数资料
型号: MCIMX258CVM4
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA400
封装: 17 X 17 MM, 0.80 MM PITCH, ROHS COMPLIANT, PLASTIC, MAPBGA-400
文件页数: 99/154页
文件大小: 1498K
代理商: MCIMX258CVM4
i.MX25 Applications Processor for Consumer and Industrial Products, Rev. 8
Freescale Semiconductor
49
3.7.2.3.1
UDMA In-Transfer Timing
Figure 15 shows the timing for UDMA in-transfer start.
Figure 15. Timing for UDMA In-Transfer Start
Figure 16 shows the timing for host-terminated UDMA in-transfer.
Figure 16. Timing for Host-Terminated UDMA In-Transfer
DMARQ
ADDR
DIOR
DIOW
IORDY
DATA READ
DMACK
tack
tenv
tds
tdh
tc1
DMARQ
ADDR
DIOR
DIOW
IORDY
DATA READ
DMACK
tds
tdh
tc1
DATA WRITE
buffer_en
tack
trp
tx1
tzah
ton tdzfs tcvh
toff
tmli
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