Aim ARINC 429 - 4.1 Api429 CmdRamRead

68 Software Library Reference Manual for VME 429
Section 4 – Memory Functions
4.1 Api429CmdRamRead
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AiUInt8 Api429CmdRamRead( AiUInt8 b_Module, AiUInt8 uc_WCount, AiUInt32
ul_StartAddr, AiUInt32 *pl_WData );
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API429_RAM_READ (0x51)
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This command reads the specific amount of data words directly from the API429
memory beginning at the specific start address.
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Value Description
1..255
Amount of data words to read
1 Î Read one data word
255 Î Read 255 data words
Note: 1 Data Word = 4 Bytes
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Start Address from where data words will be read (MSB first, address '0' points to
the first memory location of the API429).
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Data Words (MSB first) from memory area.
Note: 1 Data Word = 4 Bytes
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Value Constant Description
0 API429_CMD_OK
Execution success
1 API429_CMD_ERR
Execution error