Measurement Computing DAQFlex - Manual (Page 21)

DAQFlex Message-based Firmware SpecificationHardware Reference – USB-204, USB-201, USB-204-OEM, and USB-201-OEM
21
USB-204, USB-201, USB-204-OEM, and USB-201-OEM
Use the components below to set or get device properties.
Refer to the DAQFlex Software User's Guide for a description of each component and property.
Component Supported
Property/Command Set/Get Supported Values
AI
Get 8
CHMODE Get SE
OFFSET Get 4-byte floating point numeric
RANGE Get BIP10V
SLOPE Get 4-byte floating point numeric
AI{ch}
OFFSET Get 4-byte floating point numeric
RANGE Get BIP10V
SLOPE Get 4-byte floating point numeric
VALUE Get Unsigned integer numeric
AIQUEUE
CLEAR
COUNT Get 0 to 7 elements
AIQUEUE{element}
CHAN Set/Get 0 to 7 single-ended
CHMODE Get SE, DIFF
RANGE Get BIP10V, BIP5V, BIP2V, BIP1V
AISCAN
EXTPACER Set/Get ENABLE, DISABLE
HIGHCHAN Set/Get 0 to 7
LOWCHAN Set/Get 0 to 7
QUEUE Set/Get ENABLE, DISABLE, RESET
RANGE{ch} Get
channel: 0 to 7
value: BIP10V
RATE Set/Get
USB-204: 500,000 Hz
USB-201: 100,000 Hz
RESET Set
SAMPLES Set/Get
0 to N
(0 = continuous scan; N = 32-bit)
STALL Set/Get ENABLE, DISABLE
START
STATUS Get IDLE, RUNNING, OVERRUN
STOP
TRIG Set/Get ENABLE, DISABLE
XFRMODE Set/Get BLOCKIO, SINGLEIO
AITRIG
SRC Set/Get HWSTART/DIG
TYPE Set/Get
EDGE/RISING, EDGE/FALLING,
LEVEL/HIGH, LEVEL/LOW
CTR Get 1
CTR{ch} VALUE
Set 0
Get 0 to 4,294,967,295
DEV
DATATYPE Set/Get ENABLE, DISABLE
FLASHLED/{n} Set 0 to 255
FWV Get
Firmware version; MM.mm (M = major;
m = minor)
ID Set/Get Up to 56 characters
MFGCAL Get yyyy-mm-dd HH:MM:SS