Aim AMC429, Reference Manual

Page: 133 / 228

Software Library Reference Manual for VME 429 123
Section 6 - Receiver Functions
6.2 Api429CmdRxGetBufAddress
P P r r o o t t o o t t y y p p e e : :
AiUInt8 Api429CmdRxGetBufAddress( AiUInt8 b_Module, AiUInt8 b_Chn,
AiUInt8 b_Label, AiUInt8 b_Sdi,
AiUInt32 *pl_Addr, AiUInt16 *pw_Size );
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API429_RX_GET_BUF_ADDR (0x99)
P P u u r r p p o o s s e e : :
This function is utilized to return the base address of a specified receiver buffer and
a specified channel.
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Channel Number
Value Description
1..32 API429 receiver channel number
A A i i U U I I n n t t 8 8
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Value Description
0..255 Label Number
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Value Description
0..3 SDI Number
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A A i i U U I I n n t t 3 3 2 2
* * p p l l _ _ A A d d d d r r
Label Receiver Buffer Address
It is returned as a relative address based on the start of the Global Memory.
The address returned will be the address of the data buffer header (refer to the
Hardware Manual of the Data Buffer Structure, if this command is used).
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Label Receiver Buffer Size
R R e e t t u u r r n n V V a a l l u u e e
Value Constant Description
0 API429_CMD_OK Execution success
1 API429_CMD_ERR Execution error