XCCACE128-I Xilinx Inc, XCCACE128-I Datasheet - Page 53

• Manufacturer Part Number: XCCACE128-I
• Description: IC 128MBIT ACE FLASH CARD
• Manufacturer: Xilinx Inc

Specifications of XCCACE128-I

• Memory Size: 128Mb
• Memory Type: FLASH
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

DS080 (v2.0) October 1, 2008
Product Specification
R
Return
Return
Error
Error
Direct CFGJTAG Controller
Y
N
Figure 32: Write Data to CFGJTAG Interface Control Flow Process
Release the CFGJTAG
Controller from Reset
Controller into Reset
Configuration Status
Write Data Buffer **
Start Configuration
Put the CFGJTAG
Decrement Buffer
Buffer Count = 0?
and Hold CFGJTAG
to Wait for MPU
CFGDONE = 1?
Count Variable *
Controller in Reset
End Configuration
Initialize Buffer
Count Variable
Write Data to
Get CF Lock
CFGJTAG
from MPU
Check
Error?
N
Y
Y
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CFGRESET=1 (CONTROLREG[7], MPU byte address 18h)
FORCECFGMODE=1 (CONTROLREG[3], MPU byte address 18h)
CFGMODE=0 (CONTROLREG[4], MPU byte address 18h)
CFGSTART=1 (CONTROLREG[5], MPU byte address 18h)
CFGSEL=0 (CONTROLREG[6], MPU byte address 18h)
CFGRESET=0 (CONTROLREG[7], MPU byte address 18h)
* Set Buffer Count variable equal to
** Strip off the first 512 bytes from the ACE file
Check STATUSREG (MPU byte address 04h-07h)
Check ERRORREG (MPU byte address 08h-0Bh)
Check CFGDONE=1 (STATUSREG[7], MPU byte address 04h)
CFGRESET=1 (CONTROLREG[7], MPU byte address 18h)
CFGSTART=0 (CONTROLREG[5], MPU byte address 18h)
the number of buffers in a transfer
before writing ACE file data to the buffer
System ACE CompactFlash Solution
DS080_55_090508
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