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188
Software Library Reference Manual for VME 429
Section 9 - Scenario Functions
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'Refresh Rate
Value Description
10, 100, 200
Data Refresh Rate in ms
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Reserved (0)
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Reserved (0)
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Label Init Data (bit 8-31 of label data, right aligned)
Bit 31 Bit 30 Bit 29 Bit 28 Bit 27 Bit 26
Bit 25 Bit 24
LABEL_DATA
Bit 23 Bit 22 Bit 21 Bit 20
Bit 19 Bit 18 Bit 17 Bit 16
LABEL_DATA
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
LABEL_DATA
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
reserved
‘init_data’ shifted eight bit to the left is the here described label data.
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typedef struct
{
AiUInt8 type;
AiUInt8 lsb;
AiUInt8 width;
AiUInt8 func;
double range;
double fpar1;
double fpar2;
double fpar3;
double fpar4;
} TY_API429_SCE_XFER_FIELD;
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'Field Type
Value Constant
Description
1 API429_FLD_BNRS
binary signed field
negative values in 2's complement
LSB of field is sign bit
2 API429_FLD_BNRU
binary unsigned field
3 API429_FLD_BCDS
BCD signed field
sign-magnitude coding
sign implicit coded in SSM (bits 29, 30
from bits 0..31)
4 API429_FLD_BCDU
BCD unsigned field
no sign-magnitude coding
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Least significant bit of field (bit 8..31)
A value of 0 means bit 8, a value of 23 means bit 31.
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Value Description
1..23
Width of field in bits
Summary of Contents for AMC429
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