CT2579 AEROFLEX [Aeroflex Circuit Technology], CT2579 Datasheet - Page 22

• Manufacturer Part Number: CT2579
• Description: APPLICATION NOTE 108
• Manufacturer: AEROFLEX [Aeroflex Circuit Technology]

CT2577 /79 RT/BC Device Memory Map Breakdown
The following description is for devices that have internal 3K memory.
ALL 'User' Locations are Read/Writable
APPLICATION NOTE #108
0
0
0
0
00
00
00
01
000
001
0000
0002
FFF
FFE
BCST (Binary)
T/R
Subaddress (Hex)
Word Count (Hex)
Composite VME Address 16-bit mode (Hex)
Composite VME Address 8-bit mode (Hex) = Lower Byte
Composite MULTIbus Address 16-bit mode (Hex)
x = Don't Care
Y = STATUS Word Bits Selected via WRITEs to 001 through 00Fh
B = BURST Control Selected via WRITEs to 402 through 405h
xxxx xxxx 00 B B Y Y Y Y
W - Command Word (2nd RT-RT Command) (BC)
R - Received STATUS (FIFO Stack) (BC)
W - Resets ALL Status Bits (RT)
R - RT Received COMMAND (RT)
R/W - 1st RT-RT COMMAND (BC)
R/W - Memory Address 002 through 00Fh (BC)
W - Sets STATUS Word Flags as Described below (RT)
R - ALL Status Bits WRITTEN (RT) via Addresses 001---
00F plus BURST Control as Follows:
(Binary)
22
TRIGGERS BC - BUS ’X’ Operation
FUNCTION
Upper Byte = Address +1
DBC
SSF
BUSY
SR
BTL WRITE ENABLED (TX)
BTL READ ENABLED (RX)
Released 9/98