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  • 大小: 15KB
    文件類型: .c
    金幣: 1
    下載: 0 次
    發布日期: 2021-05-16
  • 語言: 其他
  • 標簽: CC2530??DMA??

資源簡介

代碼的功能是將數據寫入指定頁面后再讀出,并通過串口發送。代碼已測試,可以直接使用。注:本例子是根據協議棧的提供的代碼進行整理、改編的,如有不足之處,請各位大神指定!謝謝!

資源截圖

代碼片段和文件信息

#include?

typedef?unsigned?char?uchar;
typedef?unsigned?int??uint;
typedef?unsigned?long?ulong;
typedef?char?BYTE;

#define?st(x)??????do?{?x?}?while?(__LINE__?==?-1)
#define?HAL_DMA_SET_ADDR_DESC0(?a?)?\
??st(?\
????DMA0CFGH?=?(uchar)(?(uint)(a)?>>?8?);??\
????DMA0CFGL?=?(uchar)(?(uint)(a)?&?0xFF?);???????\
??)

#define?HAL_DMA_SET_ADDR_DESC1234(?a?)?\
??st(?\
????DMA1CFGH?=?(uchar)(?(uint)(a)?>>?8?);??\
????DMA1CFGL?=?(uchar)(?(uint)(a)?&?0xFF?);???????\
??)

#define?HAL_DMA_GET_DESC0()???????????&dmaCh0

#define?HAL_DMA_GET_DESC1234(?a?)?????(dmaCh1234+((a)-1))

#define?HAL_DMA_ARM_CH(?ch?)???????????DMAARM?=?(0x01?<
#define?HAL_DMA_CH_ARMED(?ch?)????????(DMAARM?&?(0x01?<
#define?HAL_DMA_ABORT_CH(?ch?)?????????DMAARM?=?(0x80?|?(0x01?<#define?HAL_DMA_MAN_TRIGGER(?ch?)??????DMAREQ?=?(0x01?<#define?HAL_DMA_START_CH(?ch?)?????????HAL_DMA_MAN_TRIGGER(?(ch)?)

#define?HAL_DMA_CLEAR_IRQ(?ch?)????????DMAIRQ?=?~(?1?<
#define?HAL_DMA_CHECK_IRQ(?ch?)???????(DMAIRQ?&?(?1?<
//?Macro?for?quickly?setting?the?source?address?of?a?DMA?structure.
#define?HAL_DMA_SET_SOURCE(?pDesc?src?)?\
??st(?\
????pDesc->srcAddrH?=?(uchar)((uint)(src)?>>?8);?\
????pDesc->srcAddrL?=?(uchar)(?(uint)(src)?&?0xFF?);?\
??)

//?Macro?for?quickly?setting?the?destination?address?of?a?DMA?structure.
#define?HAL_DMA_SET_DEST(?pDesc?dst?)?\
??st(?\
????pDesc->dstAddrH?=?(uchar)((uint)(dst)?>>?8);?\
????pDesc->dstAddrL?=?(uchar)(?(uint)(dst)?&?0xFF?);?\
??)

//?Macro?for?quickly?setting?the?number?of?bytes?to?be?transferred?by?the?DMA
//?max?length?is?0x1FFF.
#define?HAL_DMA_SET_LEN(?pDesc?len?)?\
??st(?\
????pDesc->xferLenL?=?(uchar)(?(uint)(len)?&?0xFF);?\
????pDesc->xferLenV?&=?~HAL_DMA_LEN_H;?\
????pDesc->xferLenV?|=?(uchar)((uint)(len)?>>?8);?\
??)

#define?HAL_DMA_GET_LEN(?pDesc?)?\
??(((uint)(pDesc->xferLenV?&?HAL_DMA_LEN_H)?<xferLenL)

#define?HAL_DMA_SET_VLEN(?pDesc?vMode?)?\
??st(?\
????pDesc->xferLenV?&=?~HAL_DMA_LEN_V;?\
????pDesc->xferLenV?|=?(vMode?<??)

#define?HAL_DMA_SET_WORD_SIZE(?pDesc?xSz?)?\
??st(?\
????pDesc->ctrlA?&=?~HAL_DMA_WORD_SIZE;?\
????pDesc->ctrlA?|=?(xSz?<??)

#define?HAL_DMA_SET_TRIG_MODE(?pDesc?tMode?)?\
??st(?\
????pDesc->ctrlA?&=?~HAL_DMA_TRIG_MODE;?\
????pDesc->ctrlA?|=?(tMode?<??)

#define?HAL_DMA_GET_TRIG_MODE(?pDesc?)?((pDesc->ctrlA?>>?5)?&?0x3)

#define?HAL_DMA_SET_TRIG_SRC(?pDesc?tSrc?)?\
??st(?\
????pDesc->ctrlA?&=?~HAL_DMA_TRIG_SRC;?\
????pDesc->ctrlA?|=?tSrc;?\
??)

#define?HAL_DMA_SET_SRC_INC(?pDesc?srcInc?)?\
??st(?\
????pDesc->ctrlB?&=?~HAL_DMA_SRC_INC;?\
????pDesc->ctrlB?|=?(srcInc?<??)

#define?HAL_DMA_SET_DST_INC(?pDesc?dstInc?)?\
??st(?\
????pDesc->ctrlB?&=?~HAL_DMA_DST_INC;?\
????pDesc->ctrlB?|=?(dstInc?<??)

#define?HAL_DMA_SET_IRQ(?pDesc?enable?)?\
??st(?\
????pDesc->ctrlB?&=?~HAL_DMA_IRQ_MASK;?\
????pDes

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