nf_config.c

通过车载终端采集GPS数据

#include "typedef.h"
#include "global.h"
#include "nf_config.h"
#include "nf_drv.h"
#include <string.h>
#include "playsound.h"
static Uint32 nf_configAddr;
static Uint8 nf_configLen;

extern xdata SYSTEM_INFO systemInfo;
extern xdata DEVICEINFO deviceInfo;
extern xdata BUS_INFO busInfo;//线路当前信息
NF_CONFIG gNfConfig[NF_CONFIG_SIZE] = 
{
    {NF_CONFIG_BASEADDR+NF_DEVICEID_ADDR, NF_DEVICEID_LEN}, 
    {NF_CONFIG_BASEADDR+NF_BUSID_ADDR, NF_BUSID_LEN},
    {NF_CONFIG_BASEADDR+NF_DRIVERID_ADDR, NF_DRIVERID_LEN},
    {NF_CONFIG_BASEADDR+NF_IPADDR_ADDR, NF_IPADDR_LEN}
};

void nf_cmdInfo(Uint8 cmdID)
{
    if (cmdID >= NF_CONFIG_SIZE)
        nf_configLen = 0;
    else
    {
        nf_configAddr = gNfConfig[cmdID].addr;
        nf_configLen = gNfConfig[cmdID].len;
    }
}

void nf_configread(Uint8 cmdID, Byte* pBuf)
{
    Byte tmpBuf[10];
    nf_cmdInfo(cmdID);
    if (0 != nf_configLen)
    {
        nf_read_tobuf(nf_configAddr, tmpBuf, nf_configLen);
        if (NF_CONFIG_VALID == tmpBuf[0])
            memcpy(pBuf, tmpBuf+1, nf_configLen-1);
    }
}

void nf_configWriteAll()
{
    stop_board();
    nf_wp_off();
    nf_configWrite(NF_DEVICEID_ID, deviceInfo.deviceId);
    
    nf_configWrite(NF_BUSID_ID, busInfo.busId);
    nf_configWrite(NF_DRIVERID_ID, busInfo.driverID);
    nf_configWrite(NF_IPADDR_ID, systemInfo.ipAddr);
    nf_wp_on();
}

/***调用本函数前,必须先停止播放语音,并打开写保护*/
void nf_configWrite(Uint8 cmdID, Byte* pBuf)
{
    Byte tmpBuf[10];
    nf_cmdInfo(cmdID);
    stop_board();
    if (0 != nf_configLen)
    {
        nf_wp_off();
        nf_block_erase(nf_configAddr>>1);
        nf_check_status();
        tmpBuf[0] = NF_CONFIG_VALID;
        memcpy(tmpBuf+1, pBuf, nf_configLen-1);
        nf_write_onebuf_withouterase(nf_configAddr, tmpBuf, nf_configLen);
        nf_wp_on();
    }    
}

/*初始化系统参数*/
void init_nfconfigdata()
{
    //设备ID
    memset(deviceInfo.deviceId, 0, DEVICEID_LEN);
    nf_configread(NF_DEVICEID_ID, deviceInfo.deviceId);
    //车辆ID
    memset(busInfo.busId, 0, BUSID_LEN);
    nf_configread(NF_BUSID_ID, busInfo.busId);
    //驾驶员ID
    memset(busInfo.driverID, 0, DRIVERID_LEN);
    nf_configread(NF_DRIVERID_ID, busInfo.driverID);
    //IP地址
    memset(systemInfo.ipAddr, 0, IPADDR_LEN);
    nf_configread(NF_IPADDR_ID, systemInfo.ipAddr);
}