Reset and retransmit
Single device configuration/width expansion mode
Inputs
RT
Internal status
Outputs
FF
Mode
MR
X I
Read pointer
Write pointer
EF
HF
Reset
Retransmit
Read/Write
0
1
1
X
0
1
0
0
0
Location zero
Location zero
Increment 1/
Location zero
Unchanged
Increment 1/
0
X
X
1
X
X
1
X
X
1/ Pointer will increment if flag is high.
Reset and first load truth table
Depth expansion/compound expansion mode
Inputs
FL
Internal status
Read pointer Write pointer
Outputs
Mode
MR
X I
EF
FF
Reset first device
Reset all other devices
Read/Write
0
0
1
0
1
X
1/
1/
1/
Location zero
Location zero
X
Location zero
Location zero
X
0
0
X
1
1
X
1/ X I is connected to XO of previous device.
NOTE: MR = Reset input, FL/RT = First load/retransmit EF = Empty flag output,
FF = Full flag output, X I = Expansion input, and HF = Half-full flag output
FIGURE 2. Truth table.
SIZE
STANDARDIZED
MILITARY DRAWING
5962-89863
A
DEFENSE ELECTRONICS SUPPLY CENTER
REVISION LEVEL
SHEET
DAYTON, OHIO 45444
11
DESC FORM 193A
SEP 87
TEMIC [ TEMIC SEMICONDUCTORS ]
