📄 mcu.c
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#include "board.h"
#include "types.h"
#include "misc.h"
#include "debug.h"
void Init_ExternalInterrupt(void);
void Init_Timer(void);
void Init_SerialPort(void);
void Init_IOPorts(void);
void Init_MCU(void)
{
EA = 0;
Init_ExternalInterrupt();
Init_Timer();
Init_SerialPort();
Init_IOPorts();
EA = 1;
}
// Initialize I/O setting
void Init_IOPorts(void)
{
#if Quanta
hw_ClrBlacklit();
hw_ClrPanel();
hw_SetMute();
hw_SetStandby();
hw_ClrAmberLed();
hw_ClrGreenLed();
PADMOD0 = 0x01; // P6 setting, P6.0 as AD0 for keypad others is general I/O
PADMOD4 = 0x1D; // P6.1/5 input,
PADMOD1 = 0x7F; // P5 setting General I/O
PADMOD3 = 0x18; //P5.3, P5.4 output for LED
INTEN = 0x40;
SLVBADDR = 0xA6;
OPTION = 0x20;
PADMOD2 = 0x87; //BIT7[0/1]:[RS232/DDC2Bi] P4 is General I/O
PADMOD5=0x00; //P1 is GPIO
P1 = 0x0E;
P3 = 0x0F;
#elif 0//QuantaGateway // Jason
/*
hw_ClrBlacklit();
hw_ClrPanel();
hw_SetMute();
hw_SetStandby();
hw_ClrAmberLed();
hw_ClrGreenLed();
hw_ClrPC5V();
*/
PADMOD0 = 0x01; // P6 setting, P6.0 as AD0 for power source select, others is general I/O
PADMOD1 = 0x7F; // P5 setting General I/O
// PADMOD2 = 0x87; // BIT7[0/1]:[RS232/DDC2Bi] P4 is General I/O
PADMOD2 = 0x07; // BIT7[0/1]:[RS232/DDC2Bi] P4 is General I/O
PADMOD3 = 0x3D; //
// Port 5 configure
// Pin # 7 6 5 4 3 2 1 0
// Function None VGA Con STBY LED G LED R PC 5V None Panel VCC 12V
// I/O I I O O O O I O
// Setting 0 0 1 1 1 1 0 1
PADMOD4 = 0x43; //
// Port 6 configuration
// Pin # 7 6 5 4 3 2 1 0
// Function None Panel VDD Ctrl None HP MCU ( DVI ) Key Right Key Left MST Reset Pwr_Sel
// I/O I O I I I I O O
// Setting 0 1 0 0 0 0 1 1
PADMOD5=0x00; // P1 is 8051 standard I/O ( GPIO ).
INTEN = 0x40;
SLVBADDR = 0xA6;
OPTION = 0x20; // CPU clock Double speed
hw_ClrBlacklit();
hw_ClrPanel();
hw_SetMute();
hw_SetStandby();
hw_ClrAmberLed();
hw_ClrGreenLed();
hw_ClrPC5V();
P1 = 0xFF;
P3 = 0x3F;
#elif QuantaGateway
{
/*
hw_ClrBlacklit();
//hw_ClrPanel();//barry0922 for QDI PowerSquence
hwPanel_Pin=0;
Delay1ms(3);
hwPanel1_Pin=0 ;
hw_SetMute();
hw_SetStandby();
*/
//ASW new
PADMOD0=0x01; // P6 setting, P6.0~P6.3 is general I/O //Auswin for AD0 scankey
//PADMOD0=0x00; // P6 setting, P6.0~P6.3 is general I/O
//PADMOD4=0x1B;//0x1F; // P6.2, P6.3 output for Panel, P6.4/5/0/1 input
//PADMOD4=0x43; // P6.2, P6.3 input for L/R key //output/input
// P6.1 output for MST reset // 1 / 0
// P6.0 output for PV5V off
// P6.4, P6.5 input for cable connect
// P6.6 output for Panel power control
//PADMOD4=0x63; // P6.5 input to output try edid eat connect
PADMOD4=0x62;
PADMOD1=0x7F; // P5 setting General I/O
//ASW new
//PADMOD3=0x19; //P5.3, P5.4 output for LED //output/input
PADMOD3=0x3d; //P5.0 output for Panel power control
//P5.2 0utput for PC5v // 1 / 0
//hw_ClrPV5VOff();
WDT=0x00;
INTEN=0x40;
SLVBADDR=0xA6;
#if 1 // 0 for RS232, 1 for DDC2bi
PADMOD2=0x87;
OPTION=0x24;//OPTION=0x20;
#else
PADMOD2=0x07; // P4 is General I/O
OPTION=0x20; // double speed
#endif
P3_0=1;
P3_1=1;
P3_4=1;
P3_5=1;
//**********************************//barry0923 AC plug flash
hw_ClrBlacklit();
//hw_ClrPanel();//barry0922 for QDI PowerSquence
hwPanel_Pin=0;
Delay1ms(3);
//hwPanel1_Pin=0 ;
hw_SetMute();
hw_SetStandby();
hw_ClrAmberLed();
hw_ClrGreenLed();
//************************************
}
#elif Lego2
{
/*
hw_ClrBlacklit();
//hw_ClrPanel();//barry0922 for QDI PowerSquence
hwPanel_Pin=0;
Delay1ms(3);
hwPanel1_Pin=0 ;
hw_SetMute();
hw_SetStandby();
*/
//ASW new
PADMOD0=0x01; // P6 setting, P6.0~P6.3 is general I/O //Auswin for AD0 scankey
//PADMOD0=0x00; // P6 setting, P6.0~P6.3 is general I/O
//PADMOD4=0x1B;//0x1F; // P6.2, P6.3 output for Panel, P6.4/5/0/1 input
//PADMOD4=0x43; // P6.2, P6.3 input for L/R key //output/input
// P6.1 output for MST reset // 1 / 0
// P6.0 output for PV5V off
// P6.4, P6.5 input for cable connect
// P6.6 output for Panel power control
//PADMOD4=0x63; // P6.5 input to output try edid eat connect
PADMOD4=0x62;
PADMOD1=0x7F; // P5 setting General I/O
//ASW new
//PADMOD3=0x19; //P5.3, P5.4 output for LED //output/input
PADMOD3=0x7d; //old value is 0x3D.dragon 0513 //P5.0 output for Panel power control
//P5.2 0utput for PC5v // 1 / 0
hw_ClrPV5VOff();
WDT=0x00;
INTEN=0x40;
SLVBADDR=0xA6;
#if 1 // 0 for RS232, 1 for DDC2bi
PADMOD2=0x87;
OPTION=0x24;//OPTION=0x20;
#else
PADMOD2=0x07; // P4 is General I/O
OPTION=0x20; // double speed
#endif
P3_0=1;
P3_1=1;
P3_4=1;
P3_5=1;
//**********************************//barry0923 AC plug flash
hw_ClrAmberLed();
hw_ClrGreenLed();
hw_SetMute();
hw_ClrBlacklit();
//hw_ClrPanel();//barry0922 for QDI PowerSquence
hwPanel_Pin=0;
// Delay1ms(3);
//hwPanel1_Pin=0 ;
//Delay1ms(100);//jon change 10m
hw_SetStandby();
//************************************
}
#elif QuantaL7T
hw_ClrBlacklit();
hw_ClrPanel();
hw_SetMute();
hw_SetStandby();
hw_ClrAmberLed();
hw_ClrGreenLed();
PADMOD0=0x00; // P6 setting, P6.0 as AD0 for keypad others is general I/O
// 0 is GPIO, 1 is DAC
PADMOD4=0x1C; // P6[0/1/5] input,
// 1 is Output, 0 is Input
PADMOD1=0x7F; // P5 setting General I/O
// 1 is GPIO, 0 is DAC
PADMOD3=0x18; //P5[0] Input, P5[3/4] output for LED
// 1 is Output, 0 is Input
INTEN=0x40;
SLVBADDR=0xA6;
OPTION=0x20; // Double speed
PADMOD2=0x87; //BIT7[0/1]:[RS232/DDC2Bi] P4 is General I/O
PADMOD5=0x00; //P1 is GPIO
P1=0xFF;
P3=0x3F;
#else
P0=0xFF;
P1=0x03;
P2=0xFA;
P3=0x0F;
#endif
}
/* initialize 8051 CPU timer & interrupt routine */
/* TCON.7( TF1): Timer 1 overflow flag */
/* TCON.6( TR1): Timer 1 stop/start bit */
/* TCON.5( TF0): Timer 0 overflow flag */
/* TCON.4( TR0): Timer 0 stop/start bit */
/* TCON.3( IE1): Timer 1 INT1 interrupt flag */
/* TCON.2( IT1): Timer 1 INT1 interrupt style setup*/
/* TCON.1( IE0): Timer 0 /INT0 interrupt flag */
/* TCON.0( IT0): Timer 0 /INT0 interrupt style setup */
void Init_ExternalInterrupt(void)
{
#if UseINT
IT0=1;//1;
IE0=0;
EX0=1; // disable external interrupt 0
#else
IT0=0;//1;
IE0=0;
EX0=0; // disable external interrupt 0
#endif
IT1=1;//1; // set external interrupt 0 & 1 as falling edge trigger
IE1=0; // interrupt flag
EX1=1; // enable external interrupt 1
PX0=1; //
}
void Init_Timer(void)
{ WORD clock_period=ClockPeriod;
/* -------------initialize Timer 0 -----------------------------*/
ET0=1; // enable timer 0 interrupt
TH0=clock_period>>8;
TL0=clock_period&0xFF; // timer 0 counter
TF0=0; // timer 1 flag
/* -------------initialize Timer 0 -----------------------------*/
#if Quanta || QuantaL7T||QuantaGateway ||Lego2
TMOD=0x21;
#else
ET1=0; // disable timer 1 interrupt
TH1=0;
TL1=0; // timer 1 counter
TF1=0; // timer 1 flag
// setup Timer mode
TMOD=0x11; // set timer 1 as timer(1) , timer 0 as counter(5)
TR1=0; // disable timer 1
#endif
// enable/disable timer
TR0=1; // disable timer 0
}
/*----------Timer 2 -------------------*/
/* T2CON.7( TF2): overflow flag */
/* T2CON.6( EXF2): extern enable flag */
/* T2CON.5( RCLK): receive clock */
/* T2CON.4( TCLK): transfer clock */
/* T2CON.3( EXEN2): extern enable flag */
/* T2CON.2( TR2): stop/start timer 2 */
/* T2CON.1( C_T2): intern clock(0)/extern counter(1) switch */
/* T2CON.0(CP_RL2): capture flag */
void Init_SerialPort(void)
{
#if Quanta || QuantaL7T||QuantaGateway
WORD br_cnt=T1BaudRatePeriod;
PCON=0x80;
SCON=0x52;
TH1=255;//0xFA; //br_cnt;
TR1=1;
#elif Lego2
WORD br_cnt=T1BaudRatePeriod;
PCON=0x80; //00
SCON=0x52;
TH1=255;//br_cnt; //jon change 225 to 255 modify white balance no adjust //255;//0xFA; //
TR1=1;
#else
WORD br_cnt=BaudRatePeriod;
T2CON=0x00;
// RCAP2H= 0xFF;//BaudRatePeriod>>8;
// RCAP2L= 0xDC;//BaudRatePeriod&0xff;
RCAP2H= br_cnt>>8;
RCAP2L= br_cnt&0xff;
SCON=0x50;
T2CON=0x34;
#endif
RI=0;
TI=0;
ES=1;
}
#if 0
void EnableISP(void)
{ TR0=0;
CHPENR=0x87;
CHPENR=0x59;
CHPCON=0x03;
IP=0x00;
IP=0x82;
TL0=0xFE;
TH0=0xFF;
TR0=1;//
PCON |= 0x01;
while (1);
}
#endif
#if Quanta || QuantaL7T || QuantaGateway||Lego2
void EnableDDC(void)
{
INTEN = 0x40;
PADMOD2 = 0x87;
ES = 0;
}
void DisableDDC(void)
{
INTEN = 0x00;
PADMOD2 = 0x07;
ES = 1;
}
#endif
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