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132 lines
3.2 KiB
132 lines
3.2 KiB
5 months ago
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/*
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*********************************************************************************************************
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*
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* ģ������ : ��Ϣ����ģ��
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* �ļ����� : bsp_msg.c
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* �� �� : V1.0
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* ˵ �� : ��Ϣ�������ơ�
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*
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* �ļ�¼ :
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* �汾�� ���� ���� ˵��
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* V1.0 2015-03-27 armfly ��ʽ����
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*
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* Copyright (C), 2014-2015, ���������� www.armfly.com
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*
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*********************************************************************************************************
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*/
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#include "bsp_msg.h"
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MSG_FIFO_T g_tMsg;
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_InitMsg
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* ����˵��: ��ʼ����Ϣ������
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* �� ��: ��
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_InitMsg(void)
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{
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bsp_ClearMsg();
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_PutMsg
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* ����˵��: ��1����Ϣѹ����ϢFIFO��������
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* �� ��: _MsgCode : ��Ϣ����
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* _pMsgParam : ��Ϣ������һ��ָ��ij���ض��Ľṹ��. ������0
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_PutMsg(uint16_t _MsgCode, uint32_t _MsgParam)
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{
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g_tMsg.Buf[g_tMsg.Write].MsgCode = _MsgCode;
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g_tMsg.Buf[g_tMsg.Write].MsgParam = _MsgParam;
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if (++g_tMsg.Write >= MSG_FIFO_SIZE)
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{
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g_tMsg.Write = 0;
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}
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_GetMsg
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* ����˵��: ����ϢFIFO��������ȡһ����ֵ��
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* �� ��: ��
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* �� �� ֵ: 0 ��ʾ����Ϣ�� 1��ʾ����Ϣ
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*********************************************************************************************************
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*/
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uint8_t bsp_GetMsg(MSG_T *_pMsg)
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{
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MSG_T *p;
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if (g_tMsg.Read == g_tMsg.Write)
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{
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return 0;
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}
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else
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{
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p = &g_tMsg.Buf[g_tMsg.Read];
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if (++g_tMsg.Read >= MSG_FIFO_SIZE)
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{
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g_tMsg.Read = 0;
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}
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_pMsg->MsgCode = p->MsgCode;
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_pMsg->MsgParam = p->MsgParam;
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return 1;
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}
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_GetMsg2
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* ����˵��: ����ϢFIFO��������ȡһ����ֵ��ʹ�õ�2����ָ�롣����2������ͬʱ������Ϣ����
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* �� ��: ��
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* �� �� ֵ: 0 ��ʾ����Ϣ�� 1��ʾ����Ϣ
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*********************************************************************************************************
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*/
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uint8_t bsp_GetMsg2(MSG_T *_pMsg)
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{
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MSG_T *p;
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if (g_tMsg.Read2 == g_tMsg.Write)
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{
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return 0;
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}
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else
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{
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p = &g_tMsg.Buf[g_tMsg.Read2];
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if (++g_tMsg.Read2 >= MSG_FIFO_SIZE)
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{
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g_tMsg.Read2 = 0;
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}
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_pMsg->MsgCode = p->MsgCode;
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_pMsg->MsgParam = p->MsgParam;
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return 1;
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}
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}
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/*
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*********************************************************************************************************
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* �� �� ��: bsp_ClearMsg
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* ����˵��: ������ϢFIFO������
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* �� ����
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* �� �� ֵ: ��
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*********************************************************************************************************
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*/
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void bsp_ClearMsg(void)
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{
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g_tMsg.Read = g_tMsg.Write;
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}
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/***************************** ���������� www.armfly.com (END OF FILE) *********************************/
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