ASC7531A データシートの表示（PDF） - Unspecified
部品番号
コンポーネント説明
メーカー
ASC7531A Datasheet PDF : 18 Pages
| |||
aSC7531A / aSC7531B
8
Target Address
0x48
8
Write Length
0x01
8
DIB Byte 1
(data)
8
…
(data)
8
Read Length
0x08
8
DIB Byte 7
(data)
8
GetDIB Cmd
0xF7
8
FCS
0x23
8
8
DIB Byte 8
FCS
(data)
(data dependent)
Figure 5. GetDIB() Command (8-byte read length)
Ping() Command
The Ping() command provides a safe means for software to verify that a device is responding at a particular address.
Write Data Length:
Read Data Length:
Command Code:
0x00
0x00
none
8
Target Address
0x48
8
Write Length
0x00
8
Read Length
0x00
8
FCS
0xD7
Figure 6. Example of Ping()
ResetDevice() Command
The ResetDevice() command is used to reset all device functions to their power-on reset values. It is used by the system to recover
from serious hardware or bus errors.
Write Data Length:
Read Data Length:
Command Code:
0x01
0x00
0xF6
8
Target Address
0x48
8
Write Length
0x01
8
Read Length
0x00
8
ResetDevice
Command
0xF6
8
FCS
0x8C
Figure 7. ResetDevice() format targeting a non-default address
8
Target Address
0x00
8
Write Length
0x01
8
Read Length
0x00
8
ResetDevice
Command
0xF6
Figure 8. ResetDevice() format targeting the default address
© Andigilog, Inc. 2006
-7-
www.andigilog.com
December 2006 - 70A05012
Share Link: 