Adcon A720 Guide de l'utilisateur télécharger pdf (Page 96)

CHAPTER 3

Advanced Functions

};

DESCRIPTION All values are 8 bits and must be converted accordingly,

depending on the sensor connected. Figure 24 shows the

placement of various inputs on the connectors.

Figure 24. A720 Connector Inputs

The RF level is non-linear and results from a table (which you can

get from Adcon as an ASCII file). The value of the battery can be

computed as follows:

The digibyte is essentially the reflection of several inputs or internal

status bits on the A720; its structure is described below:

For more details, refer to the user manual for the A720 device.

The A723 (addIT series 3) Frames

The addIT series 3 implements currently two frame types,

depending on the compatibility mode flag: 38 (described on

page 95) and 39. For more details about the compatibility flag,

refer to the A720 series user manual.

There is, however, a fundamental difference between frame 39 and

the previously described data frames. The A723 samples the

Analog1

Analog2

Analog3

Ground

Power

DIG0

PulseCounter0

Analog4

Analog5

Analog6

Ground

Power

DIG1

PulseCounter1

I/O A

I/O B

A720

Batt

V[]

BatteryLevel 20•

255

----------------------------------------------=

B7 B6

B5 B4

B3 B2

B1 B0

S.C.

res

res res res

res DIG1 DIG0

S.C. = Solar Cell status res = reserved

1 2 ... 91 92 93 94 95 96 97 98 99 100 101 ... 145 146

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Adcon A720 Guide de l'utilisateur Page 96

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