Acrosser AR-B104D Manual do Utilizador descarregar pdf (Página 10)

AR-B104D Software Programming Guide

2.2 SRAM

2.2.1 ReadMemByte

♦ Description

This function is used to read SRAM data in byte alignment.

♦ Syntax

XXX_ReadMemByte (i16 CardNum, u32 Offset, u8* Buffer)

♦ Argument

 CardNum: The card number of AR-B104D. Range from 1~4.

 Offset: SRAM offset to read.

 Buffer: The memory address of buffer to put read SRAM data.

2.2.2 ReadMemWord

♦ Description

This function is used to read SRAM data in word alignment.

♦ Syntax

XXX_ReadMemWord (i16 CardNum, u32 Offset, u16* Buffer)

♦ Argument

 CardNum: The card number of AR-B104D. Range from 1~4.

 Offset: SRAM offset to read (must in word alignment).

 Buffer: The memory address of buffer to put read SRAM data.

2.2.3 ReadMemDWord

♦ Description

This function is used to read SRAM data in double word alignment.

♦ Syntax

XXX_ReadMemDword (i16 CardNum, u32 Offset, u32* Buffer)

♦ Argument

 CardNum: The card number of AR-B104D. Range from 1~4.

 Offset: SRAM offset to read (must in double word alignment).

 Buffer: The memory address of buffer to put read SRAM data.

2.2.4 WriteMemByte

♦ Description

This function is used to write SRAM data in byte alignment.

♦ Syntax

XXX_WriteMemByte (i16 CardNum, u32 Offset, u8 Value)

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Acrosser AR-B104D Manual do Utilizador Página 10