
S1C8F626 TECHNICAL MANUAL
EPSON
181
APPENDIX C PROM PROGRAMMING
(11) Selecting a serial port
Click the [Setting] button (or choose [Setting] from the [Option] menu) to display the [Settings] dialog
box.
[Setting] button
Click the [Com] tab to open the page shown below. When USB-Serial On Board Writer (USB interface
type) is used, select the COM port that was determined in Step (5). When the On Board Writer (RS-
232C interface type) is used, select the COM port to which the RS-232C cable has been connected.
(12) Loading user data to the personal computer
Click the [Load] button (or choose [Load] from the [Command] menu) to display the [Select file]
dialog box.
[Load] button
Choose the PSA file to be programmed to the PROM
using the [Browse] button and then click [OK].
[Browse] button
When data is loaded normally, "Complete" is displayed in
the output window.
(13) Erasing PROM data
Click the [Erase] button (or choose [Erase] from the [Command] menu) to display an information
dialog box. Clicking the [OK] button starts erasing the PROM data.
[Erase] button
When the PROM is erased normally, "Complete" is displayed in the output window.
Notes: Inspection data is programmed in the PROM at shipment, so erase it once to initialize the
contents.
The PROM is protected against a read out when user data is programmed at Seiko Epson’s
factory. The protection is released after the contents have been erased by executing "Erasing
PROM data".
(14) Blank check after erasing
Click the [Blank] button (or choose [Blank Check] from the [Command] menu) starts process that
checks if the PROM is completely erased.
[Blank] button
When the blank check is finished normally, "Complete" is displayed in the output window.