Measurement Computing DAC488 v.1 User Manual
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DAC488 User’s Manual
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7 - DAC488 Commands
Introduction…… 51
Command Syntax…… 51
Command Groups…… 53
System Commands…… 53
Port Commands…… 53
Command Support……53
Command Summary…… 54
Command Reference…… 57
@ - Trigger On Command…… 58
A - Autorange…… 59
B - Buffer Data…… 60
C - Control Mode…… 61
D - Digital Output…… 63
E? - Query Error Status…… 64
F - Buffer Definition…… 66
G - GET Trigger Mask…… 67
H - Offset Calibration…… 68
I - Interval…… 69
J - Gain Calibration…… 70
K - End-Or-Identify Control…… 71
L - Buffer Location…… 72
M - Service Request Mask…… 73
N - Number of Cycles…… 74
O - Output Format…… 75
P - Port Select…… 76
Q - External Trigger Mask…… 77
R - Range Select…… 78
S - System Defaults…… 79
T - Command Trigger Mask…… 80
U - User Status…… 81
V - Value Output…… 84
W - Test…… 85
X - Execute…… 86
Y - Bus Terminator…… 87
? - Query…… 88
Serial Poll Status Byte…… 89
8 - Troubleshooting
Radio Interference Problems…… 91
Electrostatic Discharge (ESD) Damage…… 91
Other Issues…… 91
Power-Up Activation…… 91
Trigger Processing & Trigger Overrun…… 92
Query Error Status…… 92
A - Appendix
IEEE 488 Bus & Serial Bus Lines…… 93
IEEE 488 Bus Commands…… 94
ASCII Codes…… 95
ASCII Code Summary…… 95
Decimal Values 00 to 63 - ACG, UCG & LAG……
Decimal Values 64 to 127 - TAG & SCG…… 96
ASCII Code Details…… 97
Decimal Values 00 to 31 - ACG & UCG
Characteristics…… 97
Decimal Values 00 to 31 - ACG & UCG
Descriptions…… 98
Decimal Values 32 to 63 - LAG…… 99
Decimal Values 64 to 95 - TAG…… 100
Decimal Values 96 to 127 - SCG…… 101