4. Communication With a PC
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FK[n] Switches between normal correction/direct correction.
n: 1 or 2; 1: Normal correction, 2: Direct correction
FKR Reads the current correction type.
1: Normal correction 2: Direct correction
FAG[n] Enables area correction.
n: Number of the area correction group (1 to 10)
FO Disables area correction.
CGL[n] Clears the chromaticity area in the area correction factor per
group units.
n: Number of the area correction group (1 to 10)
FGR Reads the number of the area correction group currently
being used.
RG[m]K[n] Reads the area correction factor.
m: Group number (1 to 10) n: Area number (1 to 5)
RG[m]L[n] Reads the chromaticity area in the area correction factor.
m: Group number (1 to 10) n: Area number (1 to 5)
WG[m]K[n]‗####‗####‗#### Writes the area correction factor.
m: Group number (1 to 10) n: Area number (1 to 5)
WG[m]L[n]‗####‗####‗#### Writes the chromaticity area in the area correction factor.
m: Group number (1 to 10) n: Area number (1 to 5)
WHO Reads the product name (“BM-7A” is output).
VER Reads the software version.
SRL Reads the manufacturing serial number.
UT Reads the measurement unit.
C:cd/㎡
CT Reads the amount of time elapsed since calibration.
"_" indicates a space. "####" indicates a number.
When a communication command is sent from the PC, the BM-7A returns "OK" as a reception
check command. When the BM-7a received an improper command, it returns "NO".