Rainbow-electronics GC864-PY Manuel d'utilisateur télécharger pdf (Page 20)

Telit GE864 and GC864 Product Description

80273ST10008a Rev. 14 - 18/09/08

2.14 Converters

2.14.1 ADC Converter

The on board ADCs are 11-bit converter. They are able to read a voltage level in the range of 0÷2

volts applied on the ADC pin input, store and convert it into 11 bit word.

Min Max Units

Input Voltage range 0 2 Volt

AD conversion - 11 bits

Resolution - < 1 mV

Sampling rate 1 (idle) 60 (on traffic) sec

2.14.2 DAC Converter

The on board DAC is a 10 bit converter, able to generate an analogue value based a specific input in

the range from 0 up to 1023. However, an external low-pass filter is necessary. See the HW User

Guide for the details.

Min Max Units

Voltage range (filtered) 0 2,6 Volt

Range 0 1023 Steps

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 61 62

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Rainbow-electronics GC864-PY Manuel d'utilisateur Page 20