The Base Address
FFFF16
COOO16
A16
ADDRESS
SPACE
When you are reading or writing to a module register, a hexadecimal or decimal register address is specified. This address consists of a base address plus a register offset. The base address used in
| Register | ||
FFFF16 | Offset | ||
| |||
| 3E16 |
| |
REGISTER | 3C16 |
| |
|
| ||
ADDRESS |
|
| |
SPACE |
|
| |
* | 2816 | Relay Control Register | |
| 2616 | Relay Control Register | |
| 2416 | Relay Control Register | |
| 2216 | Relay Control Register | |
| 2016 | Relay Control Register | |
C00016 |
|
| |
(49,152) |
|
|
Status/Control Register
Device Type Register
Manufacturer ID Register
OOOO16
* Base Address = COOO16 + (Logical Address 64)16*
or
49,152 + (Logical Address 64)10*
E1470A
Register Map
Register Address = Base Address + Register Offset
Figure B-1. Register Address Locations Within VXI A16
FFFFFF 16
EOOOOO 16
200000 16 IF0000 16
000000 16
E1406
ADDRESS MAP
A24
ADDRESS
SPACE
200000 16 |
| |
IFCOOO 16 | 200000 16 | |
| ||
A16 | REGISTER | |
ADDRESS | ||
ADDRESS | ||
SPACE | ||
SPACE | ||
| ||
| * | |
IFOOOO 16 | IFCOOO 16 | |
| (2,080,768) |
* Base Address = IFC00016 + (Logical Address 64) 16*
or
2,080,768 + (Logical Address 64)10 *
Register Address = Base Address + Register Offset
Register | ||
Offset | ||
| ||
3E16 |
| |
3C16 |
| |
28 16 | Relay Control Register | |
26 16 | Relay Control Register | |
24 16 | Relay Control Register | |
22 16 | Relay Control Register | |
20 16 | Relay Control Register | |
04 16 | Status/Control Register | |
02 16 | Device Type Register | |
00 16 | Manufacturer ID Register | |
| E1470A | |
| Register Map |
Figure B-2. A16 Address Space in the E1406 Command Module
42 | Appendix B |