Ad1200 Register Resume; The A/D Control Status Register; Figure 1-10. Vopt Selection; Figure 1-11. Ad1200 Register Map - Brainboxes AD-1200 H User Manual

Analog Relay Mux Board
_____ _ ________________________ _ VOPT Connection Of INPUT+ line.
R13, 100k, pulls up to isolated +15volts.
R13, 100k, pulls down to isolated Ground.
R13 Disconnected, No open circuit detect on INPUT+.
______________________ _

AD1200 Register Resume.

The register of the AD1200 card are now quickly listed as
an aide to explaining the sample program.

Figure 1-11. AD1200 Register Map.

______________________________ _
ADDRESS DEFAULT
OFFSET ADDRESS
0000 R/W 0218 Hex A/D CONTROL STATUS REGISTER
0001 R/W 0219 Hex A/D GAIN CONTROL REGISTER
0002 R/W 021A Hex A/D, DAC0 LOW BYTE
0003 R/W 021B Hex A/D, DAC0 HIGH BYTE
0004 W 021C Hex DAC1 LOW BYTE
0005 W 021D Hex DAC1 HIGH BYTE
0006 R/W 021E Hex DIGITAL I/O PORT
0007 R/W 021F Hex TIMER CONTROL, EXTENDED MODE TIMERXM TIMERXM
Note: Registers Do Not Always Read Back What Has Been Written

The A/D Control Status Register.

____________________________ _
The most important register in the AD1200 series of cards
is the control status register. It is the primary control register for
the AD Converter, it holds the A/D Busy and A/D Done bits
which indicate whether an A/D conversion is in progress or
_________________________ _

Figure 1-10. VOPT Selection.

REGISTER
Reference
READ WRITE
ADCSR ADCSR
ADGCR ADGCR
DAC0LO ADCLO
DAC0HI ADCHI
DAC1LO
DAC1HI
DIGIN DIGOUT
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