Epson S5U1C63000A Computer Accessories User Manual


 
CHAPTER 8: DEBUGGER
232 EPSON S5U1C63000A MANUAL
(S1C63 FAMILY ASSEMBLER PACKAGE)
8.9.20 FPGA Operation
xfer/xfers (xilinx fpga data erase)
Function
This command erases the contents of the FPGA on the standard peripheral circuit board inserted in
the ICE.
Format
>xfer for main FPGA (direct input mode)
>xfers for sub FPGA (direct input mode)
Example
>xfer
>
After the command is entered, a dialog box appears to select start or cancel erasing.
Notes
•A dialog box appears to show the progress of erasing while executing. To abort erasing, click the
[Cancel] button on the dialog box or press the [ESC] key. When the execution stops, the warning
message shown below is displayed.
Warning : User cancel
In this case, the standard peripheral circuit board cannot be used until the FPGA is erased and
reprogrammed.
Erase time is about 2 minutes 40 seconds (max.) when the transfer rate between the ICE and PC is
38400 bps.
Do not erase the sub FPGA unless otherwise specified, as it normally contains some LCD functions.
GUI utility
None