Register Offset - Agilent Technologies E1463A User's Manual And Scpi Programming Manual

Register Offset

FFFF
16
COOO
16
OOOO
16
E1406
ADDRESS MAP
FFFFFF
16
EOOOOO
16
A24
ADDRESS
SPACE
200000
16
IF0000
16
000000
16
Appendix B
The register offset is the register's location in the block of 64 address bytes.
For example, the switch's Status Register has an offset of 04
write a command to this register, the offset is added to the base address to
form the register address:
1FDE00 + 04
16
A16
ADDRESS
SPACE
*
Base Address = COOO
Register Address = Base address + Register Offset
Figure B-1. Registers Within A16 Address Space
200000
16
IFCOOO
16
A16
ADDRESS
SPACE
IFOOOO
16
Base Address = IFC000
Register Address = Base address + Register Offset
Figure B-2. Registers Within the E1406 A16 Address Space
= 1FDE04 or 2,088,448 + 4 = 2,088,452
16 16
FFFF
16
REGISTER
ADDRESS
SPACE
*
C000
16
(49,152)
+ (Logical Address 64)
16
49,152 + (Logical Address 64)
200000
16
REGISTER
ADDRESS
SPACE
*
IFCOOO
16
(2,080,768)
*
+ (Logical Address 64)
16 16
or
*
2,080,768 + (Logical Address 64)
10
REGISTER
DESCRIPTION
OFFSET
08
Relay Control Register 2
16
06 Relay Control Register 1
16
04
Status/Control Register
16
02
Device Type Register
16
00
ID Register
16
E1463A
A16 REGISTER MAP
*
16
or
*
10
REGISTER
16-BIT WORDS
OFFSET
08
Relay Control Register 2
16
06
Relay Control Register 1
16
04
Status/Control Register
16
02
Device Type Register
16
00
ID Register
16
E1463A
A16 REGISTER MAP
Register-Based Programming 81
. When you
16