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|  MIL-C-64025(AR)
3.9.6 Memory retention voltage. With the voltage at A2-E45
(RAMV) set to 13 + 0.5 volts and A2-E34 (+15V) open, the voltage at
the cathode of CR2 of the AZ assembly shall be 4.5 volts minimum to
5.3 volts maximum when tested per 4.5.7.7.
-Data stored in the SENDER memory
retention
time.
3.9.7 Data
shall be retained for at least 5 minutes with the power disconnected
from A2-E34 (+15V) and A2-E45 (RAMV).
3.9.8 Power on clear.
3.9.8.1 Initializing pulse on Power up.
The SENDER shall
generate an initializing pulse on powerup as specified in Figure 6
when tested per 4,5.7.8.
The processor shall reset when A2-E42
3.9.8.2
Processor
reset.
(CLEAR) is momentarily driven to 0.0 + 0.2 volts then open when tested
per 4.5.7.13.
3.9.9 Initial Power app lication. When battery power is first
applied to A2-E34 (+15V) or until a valid STORE code has been
established, the SENDER shall display "INVALID", when power is applied
and A2-E38 (S.C.S.) is open when tested per 4.5.7.9.
3.9.10 STORE code entry mode
3.9.10.1 STORE code entry Prompt . When A2-E38 (S.C.S) is at a
logic zero (0.2 + 0.2 volts) and then battery power is applied to A2-
E43 (+15V), the SENDER shall display five dashes (-----) as the STORE
code entry prompt when tested per 4.5.7.10.
3.9.10.2 STORE code entry display.
When the STORE code entry
prompt is displayed, then as each key is entered, the SENDER shall
display the new digit in the right most display position, shifting all
other display digits to the left by one character position when tested
per 4.5.7.11.
3.9.11
STORE mode
3.9.11.1 Power on prompt . When a valid STORE code has been
established and A2-E38 (S.C.S) is open, the SENDER shall display "ON"
when power is applied to A2-E34 (+15V) when tested per 4.5.7.10.
3..9.11.2 No previous SEND code selected. The SENDER shall
display four dashes (---- ) 16 + 1.0 seconds after power is applied to
A2-E34 (+15V) if a SEND code has not been previously selected and the
correct STORE code has been entered within the first 15 seconds after
power
application
at
A2-E34
(+15V)
when
tested
per
4.5.7.15.
16
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