?? f334.c
字號(hào):
while(!STI);
STI=0;
for (i=0;i<4;i++) //send horizontal AdResult ?????
{
j=j+S_AdResult2[i];
CCF1=1;
TDR=S_AdResult2[i];
while(!STI);
STI=0;
}
j=j+',';
CCF1=1;
TDR=',';
while(!STI);
STI=0;
for (i=0;i<4;i++) //send ????
{
j=j+S_AdResult3[i];
CCF1=1;
TDR=S_AdResult3[i];
while(!STI);
STI=0;
}
j=j+',';
CCF1=1;
TDR=',';
while(!STI);
STI=0;
for (i=0;i<4;i++) //send ????
{
j=j+S_AdResult4[i];
CCF1=1;
TDR=S_AdResult4[i];
while(!STI);
STI=0;
}
j=j+',';
CCF1=1;
TDR=',';
while(!STI);
STI=0;
for (i=0;i<3;i++) //send general PulseCount/s
{
j=j+S_Pulse_s[i];
CCF1=1;
TDR=S_Pulse_s[i];
while(!STI);
STI=0;
}
j=j+',';
CCF1=1;
TDR=',';
while(!STI);
STI=0;
for (i=0;i<3;i++)
{
j=j+fm[i];
CCF1=1;
TDR=fm[i];
while(!STI);
STI=0;
}
j=j+',';
CCF1=1;
TDR=',';
while(!STI);
STI=0;
for (i=0;i<2;i++) //send general PulseCount/s
{
j=j+GPS_Alarm[i];
CCF1=1;
TDR=GPS_Alarm[i];
while(!STI);
STI=0;
}
j=j+',';
CCF1=1;
TDR=',';
while(!STI);
STI=0;
j=j+b_light;
CCF1=1;
TDR=b_light;
while(!STI);
STI=0;
CCF1=1;
TDR='*';
while(!STI);
STI=0;
j=j%256;
CK1=j/16;
CK2=j%16;
if (CK1>9) CK1=CK1+55;
else CK1=CK1+48;
CCF1=1;
TDR=CK1;
while(!STI);
STI=0;
if (CK2>9) CK2=CK2+55;
else CK2=CK2+48;
CCF1=1;
TDR=CK2;
while(!STI);
STI=0;
CCF1=1; //SEND CR
TDR=13;
while(!STI);
STI=0;
CCF1=1;//SEND LF
TDR=10;
while(!STI);
STI=0;
}
void Key_scan(void)
{
unsigned char key_buf=0;
if (PWR_KEY==0)
{
key_buf=99;
}
if (key_buf==key_pre)
{
if (key_buf!=0)
{
key_work=0x55;
}
else
{
key_work=0;
key_press_time=0;
}
}
else
{
key_pre=key_buf;
key_press_time=0;
}
}
void Key_process(void)
{
if ((key_work==0x55) && (key_time==0))
{
key_work=0;key_time=1000; //key_zt==0 關(guān)機(jī) key_zt==99 開機(jī)
if (key_zt==0) //如果當(dāng)前狀態(tài)是關(guān)機(jī)狀態(tài)，此時(shí)有按鍵信號(hào)，則開機(jī)，延時(shí)開背光
{
key_zt=99;
S2410_PWR=0;
LcdBackLight_Delay_AfterS2410=1800;
GPS_SW=0;
DAC0=0x0800;
Control_inf(88,0,1);
}
else if (key_zt==99) //如果當(dāng)前狀態(tài)是開機(jī)狀態(tài)，此時(shí)有按鍵信號(hào)，則判斷長(zhǎng)按，關(guān)機(jī)
{ //如果不長(zhǎng)按，key_zt 不能變
DAC0=0x0000;
Control_inf(88,0,0);
}
}
}
void Delay_1uS(void)
{
unsigned char i;
for(i=0;i<200;i++);
}
/***************************************************************************
??16????BH1415H
****************************************************************************
**/
void send_contr_word(unsigned int Cotrdata)
{
unsigned int C_word;
unsigned char i;
bh_en=0;
for(i=0;i<16;i++)
{
C_word=Cotrdata&0x0001;
if (C_word!=0)
{
bh_clk=1;Delay_1uS();
bh_data=0;Delay_1uS();
bh_clk=0;Delay_1uS();
}
else
{
bh_clk=1;Delay_1uS();
bh_data=1;Delay_1uS();
bh_clk=0;Delay_1uS();
}
Cotrdata=_iror_(Cotrdata,1);
}
bh_data=1;
bh_clk=1;
bh_en=1;
}
/***************************************************************************
??????:??????,????1?,?????,1???
****************************************************************************
**/
void Control_inf(unsigned char dx1,dx2,dx3)
{
unsigned int control_data;
control_data=dx1 * 10+dx2; /*?????????????????*/
control_data=control_data | 0x0800; /*??????????,1????*/
control_data=(control_data & 0xcfff); /*D12?D13????????,0x00*/
if(dx3)
{
control_data=((control_data & 0x3fff) | 0x4000); /*D14?D15????????,0x01*/
}
else control_data=control_data & 0x3fff;
send_contr_word(control_data); /*Send the Control work of 16 bit*/
}
void Variable_Init(void)
{
RecvByte=0;
LcdBackLight_Delay_AfterS2410=0;
key_press_time=0;
key_zt=0;key_time=0;
riqi[0]=0+0x30;riqi[1]=5+0x30;riqi[2]=0+0x30;
riqi[3]=7+0x30;riqi[4]=2+0x30;riqi[5]=0+0x30;
GPS_Alarm[0]=8+0x30;GPS_Alarm[1]=5+0x30;
weixing[0]=0+0x30;weixing[1]=0+0x30;
GPS_Current_pre=0;GPS_Current=0;
GPS_time=0;
GPS_Alarm_js=0;
for (ii=0;ii<9;ii++) // Longitude
{
Longitude[ii]=0x30;
}
for (ii=0;ii<10;ii++) // Latitude
{
Latitude[ii]=0x30;
}
DGPS=0x30;
for (ii=0;ii<4;ii++) // HDOP
{
HDOP[ii]=0x30;
}
fm[0]=0x30;
fm[1]=0x30;
fm[2]=0x30;
fmbak=0;
SRI=0;
surt_js=0;
b_light=0x30;
}
//----------------------------------------------------------------------------
//Interrupt Service Routine
//----------------------------------------------------------------------------
void PCA_ISR(void) interrupt 11
{
static char SUTXST = 0; //SW_UART TX????
static char SURXST = 0; //SW_UART RX????
static unsigned RXSHIFT = 0; //SW_UART RX?????
unsigned int PCA_TEMP; //??????,????PCA?????
//???
// Check receive interrupt flag first; service if CCF0 is set.
if (CCF0){
CCF0 = 0; // Clear interrupt flag.
switch (SURXST){
// State 0: START bit received.
// In this state, a negative edge on SW_TX has caused the interrupt,
// meaning a START has been detected and the PCA0CP0 registers have
// captured the value of PCA0.
// - Check for receive enable and good START bit
// - Switch PCA module 0 to software timer mode
// - Add 3/2 bit time to module 0 capture registers to sample LSB.
// - Increment RX state variable.
case 0:
if (SREN & ~SW_RX){ // Check for receive enable and a good
// START bit.
PCA_TEMP = (PCA0CPH0 << 8); // Read module 0 contents into
PCA_TEMP |= PCA0CPL0; // PCA_TEMP.
PCA_TEMP += TH_TIME_COUNT; // Add 3/2 bit times to PCA_TEMP
PCA0CPL0 = PCA_TEMP; // Restore PCA0CPL0 and PCA0CPH0
PCA0CPH0 = (PCA_TEMP >> 8); // with the updated value
PCA0CPM0 = 0x49; // Change module 0 to software
// timer mode, interrupts enabled.
SURXST++; // Update RX state variable.
}
break;
// States 1-8: Bit Received
// - Sample SW_RX pin
// - Shift new bit into RXSHIFT
// - Add 1 bit time to module 0 capture registers
// - Increment RX state variable
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
RXSHIFT = RXSHIFT >> 1; // Shift right 1 bit
if (SW_RX) // If SW_RX=1,
RXSHIFT |= 0x80; // shift '1' into RXSHIFT msb
PCA_TEMP = (PCA0CPH0 << 8); // Read module 0 contents into
PCA_TEMP |= PCA0CPL0; // PCA_TEMP.
PCA_TEMP += TIME_COUNT; // Add 1 bit time to PCA_TEMP
PCA0CPL0 = PCA_TEMP; // Restore PCA0CPL0 and PCA0CPH0
PCA0CPH0 = (PCA_TEMP >> 8); // with the updated value
SURXST++; // Update RX state variable.
break;
// State 9: 8-bits received, Capture STOP bit.
// - Move RXSHIFT into RDR.
// - Set SRI (indicate receive complete).
// - Prepare module 0 for next transfer.
// - Reset RX state variable.
// - Trigger IE7 if user-level interrupt support is enabled.
case 9:
RDR = RXSHIFT; // Move received data to receive register.
SRI = 1; // Set receive complete indicator.
PCA0CPM0 = 0x11; // Switch module 0 to negative capture
// mode; interrupt enabled for START
// detection.
SURXST = 0; // Reset RX state variable.
break;
}
}
// Check Transmit interrupt; service if CCF1 is set.
else if (CCF1){
CCF1 = 0; // Clear interrupt flag
switch (SUTXST){
// State 0: Transmit Initiated.
// Here, the user has loaded a byte to transmit into TDR, and set the
// module 1 interrupt to initiate the transfer.
// - Transmit START bit (drop SW_TX)
// - Read PCA0, add one bit time, & store in module 1 capture registers
// for first bit.
// - Increment TX state variable.
case 0:
STXBSY = 1; // SW_UART TX?
SW_TX = 0; // Drop TX pin as START bit.
PCA_TEMP = PCA0L; // Read PCA counter value into
PCA_TEMP |= (PCA0H << 8); // PCA_TEMP.
PCA_TEMP += TIME_COUNT; // Add 1 bit time.
PCA0CPL1 = PCA_TEMP; // Store updated match value into
PCA0CPH1 = (PCA_TEMP >> 8); // module 1 capture/compare registers.
PCA0CPM1 |= 0x48; // Enable module 1 software timer.
SUTXST++; // Update TX state variable.
break;
// States 1-9: Transmit Bit.
// - Output LSB of TDR onto TX
// - Shift TDR 1 bit right.
// - Shift a '1' into MSB of TDR for STOP bit in State 9.
// - Add 1 bit time to module 1 capture register
case 1:
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
case 8:
case 9:
SW_TX = (TDR & 0x01); // Output LSB of TDR onto SW_TX pin.
TDR >>= 1; // Shift TDR right 1 bit.
TDR |= 0x80; // Shift '1' into MSB of TDR for
// STOP bit in State 9.
PCA_TEMP = (PCA0CPH1 << 8); // Read module 1 contents into
PCA_TEMP |= PCA0CPL1; // PCA_TEMP.
PCA_TEMP += TIME_COUNT; // Add 1 bit time to PCA_TEMP
PCA0CPL1 = PCA_TEMP; // Restore PCA0CPL1 and PCA0CPH1
PCA0CPH1 = (PCA_TEMP >> 8); // with the updated value
SUTXST++; // Update TX state variable.
break;
// State 10: Last bit has been transmitted. Transmit STOP bit
// and end transfer.
// - Transmit STOP bit
// - Set TX Complete indicator, clear Busy flag
// - Reset TX state
// - Prepare module 1 for next transfer.
// - Trigger IE7 interrupt if user-level interrupts enabled.
case 10:
STI = 1; // Indicate TX complete.
SUTXST = 0; // Reset TX state.
SW_TX = 1; // SW_TX should remain high.
PCA0CPM1 = 0x01; // Disable module 1 software timer; leave
// interrupt enabled for next transmit.
STXBSY = 0; // SW_UART TX free.
break;
}
}
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