iDect FC6A series User Manual page 393

Used Special Devices
The special internal relays and the special data registers used by uploads and downloads that use the SD memory card are as
follows.
Note: R/W stands for read/write and allows reading and writing. R is read-only. W is write-only.
Special Internal Relays
Device
Address
Download from SD Memory Card
M8250
Execution Flag
Upload to SD Memory Card
M8251
Execution Flag
Executing SD Memory Card
M8252
Download
M8253 Executing SD Memory Card Upload
SD Memory Card Download/Upload
M8254
Execution Completed Output
SD Memory Card Download/Upload
M8255
Execution Error Output
Special Data Register
Device
Address
SD Memory Card Download/Upload
D8254
Execution Information
SD Memory Card Download/Upload
D8255
Execution Status
■ D8254: SD Memory Card Download/Upload Execution Status
The allocation of bits in the device (bit assignment) is as follows.
Bit Bit Bit
15 12 11
Reserved=0
Download/upload Direction
1: Download from SD Memory Card
2: Upload to SD Memory Card
Function
When M8250 is turned on, a ZLD file is downloaded from the SD
memory card. The file that will be downloaded is the ZLD file
specified in the autoexec.ini file.
When M8251 is turned on, a ZLD file is uploaded to the SD
memory card.
A ZLD file is created with the file name specified in the
autoexec.ini file.
M8252 is turned on when starting execution of the download from
the SD memory card, and when the download has completed, it is
turned off.
M8253 is turned on when starting execution of the upload to the
SD memory card, and when the upload has completed, it is
turned off.
M8254 is turned off when starting execution of the download from
the SD memory card or the upload to the SD memory card, and
when the download or upload has completed, it is turned on.
M8255 is updated when execution of the download from the SD
memory card or the upload to the SD memory card has
completed.
M8255 is turned off when the SD memory card download or
upload has normally ended or when the user program was not
uploaded or downloaded.
M8255 is turned on when an error occurs during the SD memory
card download or upload.
For details, see "D8255: SD Memory Card Download/Upload
Execution Error Information" on page 11-26.
Function
Information about the SD memory card download/upload that
was executed. For details, see "D8254: SD Memory Card
Download/Upload Execution Status" on page 11-25.
The status of the SD memory card download/upload that was
executed. For details, see "D8255: SD Memory Card Download/
Upload Execution Error Information" on page 11-26.
Bit Bit Bit
8 7 4
Reserved=0
FC6A S M S
ERIES ICRO MART
Description
Description
Bit Bit
3 2 1 0
Execution Trigger
1: When Power Turned On
2: Special Device
3: When SD Memory Card Inserted
4: HMI Operation
A - -O T U ' M
LL IN NE YPE SER S ANUAL
11: SD M
FC9Y-B1722
C
EMORY ARD
R/W
R/W
R/W
R
R
R
R
R/W
R
R
11-25