Rainbow-electronics DS2422 Manual do Utilizador descarregar pdf (Página 32)

DS2422

32 of 48

Figure 12-5. Memory/Control Function Flow Chart

N

CCH

Start Mission

[

w/PW

]

Master TX

64-Bits

[

Password

]

Master

TX Reset?

DS2422 Initiates

Mission Start Delay

Process

N

Y

Mission in

Progress?

DS2422 sets

MIP = 1

MEMCLR = 0

Password

Accepted?

MEMCLR

= 1?

N

Y

N

Y

N

Y

N

Y

Master TX

FFh dumm

y

b

y

te

33H

Stop Mission

[

w/PW

]

Master TX

64-Bits

[

Password

]

N

Y

Mission in

Progress?

DS2422 sets

MIP = 0

WFTA = 0

Password

Accepted?

Master

TX Reset?

N

Y

N

Y

N

Y

Master TX

FFh dumm

y

b

y

te

DS2422 Waits for 1 Minute

Mission Start

Dela

y

Process

DS2422 Sets WFTA=1

Start Delay

Counter = 0?

Y

DS2422 decrements

Start Dela

y

Counte

r

DS2422 copies RTC

Data to Mission Time

Stam

p

Re

g

iste

r

DS2422 Starts Logging

Takin

g

First Sam

p

le

End Of Process

DS2422 sets WFTA=0

N

Y

Temp.

Alarm?

DS2422 Performs 8-bit

Tem

p

. Conversion

N

MIP = 0?

Y

DS2422 Waits One

Sam

p

le Period

SUTA = 1?

Y

N

DS2422 Waits One

Sam

p

le Period

To Figure 12

4

th

Part

From Figure 12

4

th

Part

1 2 ... 27 28 29 30 31 32 33 34 35 36 37 ... 47 48

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