SIGMATEK C-DIAS Technical Data

C-DIAS ANALOG INPUT MODULE CAI 042
Instruction Register - CMDR
Bit 7 6 5 4 3 2 1 0
CMDR CMDR[7..0]
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial Value 0 0 0 0 0 0 0 0
Instruction register for controlling the module.
The module is set to 0 after this instruction is executed.
Table of instructions
Value Instruction
0x01 Normal operation
(Skip warm-up phase)
0x02 Assume and save configurations
Global Configurations Register – CFG
Bit 7 6 5 4 3 2 1 0
CFG CHAN1 CHAN0
R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial Value 0 0 0 0 0 0 0 0
Global Configuration of CAI042
• BIT1 – CHAN1 Channel configuration bit
• BIT0 – CHAN0 Channel configuration bit
With the CHAN1:CHAN0 bits, it is possible to select 1, 2 and 4-channel operation. The
conversion time changes according to the settings.
CHAN1 CHAN0 Number of channels (active
channels)
Conversion time for all channels
0 0 1 (connector X1) 4ms
0 1 2 (connector X1 & X2) 8ms
1 0 4 (connector X1, X2, X3 & X4) 14ms
Page 18 02.08.2011
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SIGMATEK C-DIAS Specifications

General

Brand	SIGMATEK
Model	C-DIAS
Category	Control Unit
Language	English