/**
* @brief Example firmware main entry point.
* @par Parameters:
* None
* @retval
* None
*/
void main(void)
{
/* Time base configuration */
TIM2_TimeBaseInit(TIM2_PRESCALER_2048, 65535);
/* Prescaler configuration */
TIM2_PrescalerConfig(TIM2_PRESCALER_2048, TIM2_PSCRELOADMODE_IMMEDIATE);
/* Output Compare Active Mode configuration: Channel1 */
/*
TIM2_OCMode = TIM2_OCMODE_ACTIVE
TIM2_OutputState = TIM2_OUTPUTSTATE_ENABLE
TIM2_Pulse = CCR1_Val
TIM2_OCPolarity = TIM2_OCPOLARITY_HIGH
*/
TIM2_OC1Init(TIM2_OCMODE_ACTIVE, TIM2_OUTPUTSTATE_ENABLE,CCR1_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC1PreloadConfig(DISABLE);
/* Output Compare Active Mode configuration: Channel2 */
/*TIM2_Pulse = CCR2_Val */
TIM2_OC2Init(TIM2_OCMODE_ACTIVE, TIM2_OUTPUTSTATE_ENABLE,CCR2_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC2PreloadConfig(DISABLE);
/* Output Compare Active Mode configuration: Channel3 */
/*
TIM2_Pulse = CCR3_Val
*/
TIM2_OC3Init(TIM2_OCMODE_ACTIVE, TIM2_OUTPUTSTATE_ENABLE,CCR3_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC3PreloadConfig(DISABLE);
TIM2_ARRPreloadConfig(ENABLE);
/* Set PG.6 pin */
GPIO_Init(GPIOG, GPIO_PIN_6, GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_WriteHigh(GPIOG, GPIO_PIN_6);
/* TIM2 enable counter */
TIM2_Cmd(ENABLE);
while (1);
}
//*********************************//
void sysio_ini(void)
{
GPIO_DeInit(GPIOD);
GPIO_Init(GPIOD,GPIO_PIN_2 ,GPIO_MODE_IN_PU_NO_IT); //data165
GPIO_Init(GPIOD,GPIO_PIN_3 ,GPIO_MODE_OUT_PP_HIGH_FAST); //clk165
GPIO_Init(GPIOD,GPIO_PIN_4 ,GPIO_MODE_OUT_PP_HIGH_FAST); //sh165
GPIO_WriteHigh(GPIOD,H165_SH);
GPIO_WriteHigh(GPIOD,H165_CLK);
GPIO_DeInit(GPIOC);
GPIO_Init(GPIOC,GPIO_PIN_4,GPIO_MODE_OUT_PP_HIGH_FAST);//led
GPIO_Init(GPIOC,GPIO_PIN_5,GPIO_MODE_OUT_PP_HIGH_FAST);//c138
GPIO_Init(GPIOC,GPIO_PIN_6,GPIO_MODE_OUT_PP_HIGH_FAST);//b138
GPIO_Init(GPIOC,GPIO_PIN_7,GPIO_MODE_OUT_PP_HIGH_FAST);//a138
GPIO_WriteLow(GPIOC,GPIO_PIN_4);
GPIO_DeInit(GPIOB);
GPIO_Init(GPIOB,GPIO_PIN_4 ,GPIO_MODE_OUT_OD_HIZ_SLOW); //clk1637
GPIO_Init(GPIOB,GPIO_PIN_5 ,GPIO_MODE_OUT_OD_HIZ_SLOW); //sh1637
GPIO_WriteHigh(GPIOB,T1637_CLK);
GPIO_WriteHigh(GPIOB,T1637_DATA);
}
//SpeedSet:
//SPI_BAUDRATEPRESCALER_2
//SPI_BAUDRATEPRESCALER_4
//SPI_BAUDRATEPRESCALER_8
//SPI_BAUDRATEPRESCALER_16
static void spi_init(SPI_BaudRatePrescaler_TypeDef SPI_BaudRatePrescaler)
{
GPIO_Init(LCD_CS_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(LCD_CD_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(LCD_RST_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(LCD_LIGHT_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(SPI_SCK_PIN,GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_Init(SPI_MOSI_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(SPI_MISO_PIN,GPIO_MODE_IN_PU_NO_IT);
//打开flash电源 开发板独有
GPIO_Init(GPIOE,GPIO_PIN_0,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_WriteHigh(GPIOE,GPIO_PIN_0);
//打开背光
GPIO_WriteLow(LCD_LIGHT_PIN);
GPIO_WriteLow(LCD_RST_PIN);
u8g_10MicroDelay();
GPIO_WriteHigh(LCD_RST_PIN);
//关闭FLASH CS
GPIO_WriteLow(GPIOG,GPIO_PIN_0);
//初始化SPI
SPI_DeInit();
SPI_Init(SPI_FIRSTBIT_MSB, SPI_BaudRatePrescaler, SPI_MODE_MASTER, SPI_CLOCKPOLARITY_LOW, SPI_CLOCKPHASE_1EDGE, SPI_DATADIRECTION_2LINES_FULLDUPLEX, SPI_NSS_SOFT, 0x00);
SPI_Cmd(ENABLE);
}
uint8_t SPISendByte(uint8_t Data)
{
#ifdef USE_SPI_MODULE
/*!< Wait until the transmit buffer is empty */
while (SPI_GetFlagStatus(SPI_FLAG_TXE) == RESET)
{}
/*!< Send the byte */
SPI_SendData(Data);
/*!< Wait to receive a byte*/
while (SPI_GetFlagStatus(SPI_FLAG_RXNE) == RESET)
{}
/*!< Return the byte read from the SPI bus */
return SPI_ReceiveData();
#else
uint8_t i;
for(i=0;i<8;i++)
{
GPIO_WriteLow(ENC_SCK_PORT,ENC_SCK_PIN);
if(Data & 0x80)
GPIO_WriteHigh(ENC_MOSI_PORT,ENC_MOSI_PIN);
else
GPIO_WriteLow(ENC_MOSI_PORT,ENC_MOSI_PIN);
GPIO_WriteHigh(ENC_SCK_PORT,ENC_SCK_PIN);
Data <<=1;
}
GPIO_WriteLow(ENC_SCK_PORT,ENC_SCK_PIN);
return 0;
#endif
}
//-------------------------------------------------------------------------------------------------
// Write data to current position
//-------------------------------------------------------------------------------------------------
void GLCD_WriteData(unsigned char dataToWrite)
{
while(GLCD_ReadStatus(screen_x / 64)&DISPLAY_STATUS_BUSY);
// GPIO_StructInit(&GPIO_InitStructure);
// GPIO_InitStructure.GPIO_Pin = (0xFF );
// GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
// GPIO_Init(KS0108_PORT, &GPIO_InitStructure);
GPIO_Init(KS0108_PORT,GPIO_PIN_ALL,GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_WriteLow(GPIOC, KS0108_RW);
GLCD_Delay();
GPIO_WriteHigh(GPIOC, KS0108_RS);
GLCD_Delay();
GPIO_Write(KS0108_PORT, (GPIO_Pin_TypeDef)(dataToWrite ));
GLCD_Delay();
GLCD_EnableController(screen_x / 64);
GLCD_Delay();
GPIO_WriteHigh(GPIOC, KS0108_EN);
GLCD_Delay();
GPIO_WriteLow(GPIOC, KS0108_EN);
GLCD_Delay();
GLCD_DisableController(screen_x / 64);
screen_x++;
}
/**
******************************************************************************
* @brief Adjustable led blinking speed using touch sensing keys
* KEY1: LED1 is blinking
* KEY1: LED1 is blinking faster
* KEY1: LED1 don't blink anymore
* @par Parameters:
* None
* @retval void None
* @par Required preconditions:
* None
******************************************************************************
*/
void ExtraCode_StateMachine(void)
{
if ((TSL_GlobalSetting.b.CHANGED) && (TSLState == TSL_IDLE_STATE))
{
TSL_GlobalSetting.b.CHANGED = 0;
if (sSCKeyInfo[0].Setting.b.DETECTED) /* KEY 1 touched */
{
BlinkSpeed++;
BlinkSpeed = BlinkSpeed % 4; // mike - was 3
}
}
/*
* Mike added - just worked out the action sequence for the stm8s 'new-code-install'
they call it download - my ASD get confused with this and freezes -
in the project tab - look for the debug and download words
- debug tab - select a statement in C code in prog and can 'run to ursor'
- can go (F5)
next to change the case statement to add extra case and toggle an extra LED to be added
*/
switch (BlinkSpeed)
{
case 0 :
GPIO_WriteHigh(GPIOD, GPIO_PIN_0);
// GPIO_WriteHigh(GPIOD, GPIO_PIN_1);
GPIO_WriteHigh(GPIOD, GPIO_PIN_2); // mike added
break;
case 1 :
GPIO_WriteLow(GPIOD, GPIO_PIN_2);
if (TSL_Tick_Flags.b.User_Flag_100ms == 1)
{
Delay(&Toggle, 2*MilliSec);
}
break;
case 2 :
if (TSL_Tick_Flags.b.User_Flag_100ms == 1)
{
Delay(&Toggle, 1*MilliSec);
}
break;
case 3 :
if (TSL_Tick_Flags.b.User_Flag_100ms == 1)
{
Delay(&Toggle, 1*MilliSec);
// GPIO_WriteHigh(GPIOD, GPIO_PIN_1);
GPIO_WriteReverse(GPIOD, GPIO_PIN_2); // each time we go here we toggle
}
break;
default :
if (TSL_Tick_Flags.b.User_Flag_100ms == 1)
{
Delay(&Toggle, 1*Sec);
}
}
}
//-------------------------------------------------------------------------------------------------
// Disable Controller (0-2)
//-------------------------------------------------------------------------------------------------
void GLCD_DisableController(unsigned char controller)
{
switch(controller){
case 0 : GPIO_WriteHigh(GPIOC, KS0108_CS1); break;
case 1 : GPIO_WriteHigh(GPIOC, KS0108_CS2); break;
//case 2 : PORT_SetBits(KS0108_PORT, KS0108_CS3); break;
default: break;
}
}
void GLCD_Reset(void)
{
GPIO_WriteHigh(GPIOC, KS0108_RES);
GLCD_Delay();
GPIO_WriteLow(GPIOC, KS0108_RES);
GLCD_Delay();
GPIO_WriteHigh(GPIOC, KS0108_RES);
while(GLCD_ReadStatus(0)&DISPLAY_STATUS_BUSY);
}
void LCD_NYB(unsigned char nyb, char type){
unsigned char temp;
temp = (nyb<<4) & 0xF0;
GPIO_Write(LCD_PORT,temp);
if(type == 0){
GPIO_WriteLow(LCD_PORT,LCD_RS); //COMMAND MODE
} else {
GPIO_WriteHigh(LCD_PORT,LCD_RS); //CHARACTER/DATA MODE
}
GPIO_WriteHigh(LCD_PORT,LCD_E); //ENABLE LCD DATA LINE
DelayMS(1); //SMALL DELAY
GPIO_WriteLow(LCD_PORT,LCD_E); //DISABLE LCD DATA LINE
}
void run_led(u8 sta)
{
if(sta==1)
GPIO_WriteLow(GPIOA,GPIO_PIN_3);
else
GPIO_WriteHigh(GPIOA,GPIO_PIN_3);
}
static void cs(char h)
{
if(h)
GPIO_WriteHigh(LCDDIG_CS_PORT,LCDDIG_CS_PIN);
else
GPIO_WriteLow(LCDDIG_CS_PORT,LCDDIG_CS_PIN);
}
static void rd(char h)
{
if(h)
GPIO_WriteHigh(LCDDIG_PORT,LCDDIG_RD_PIN);
else
GPIO_WriteLow(LCDDIG_PORT,LCDDIG_RD_PIN);
}
/**
* @brief Example main entry point.
* @par Parameters:
* None
* @retval
* None
*/
void main(void)
{
/* Initialize I/Os in Output Mode for LEDs */
GPIO_Init(LEDS_PORT, LED1_PIN | LED2_PIN, GPIO_MODE_OUT_PP_LOW_FAST);
/* Initialize I/O in Input Mode with Interrupt for button and joystick */
/* Button */
GPIO_Init(BUTTON_PORT, BUTTON_PIN, GPIO_MODE_IN_FL_IT);
/* Joystick */
GPIO_Init(JOYSTICK_PORT, JOYSTICK_DOWN_PIN, GPIO_MODE_IN_FL_IT);
/* Initialize the Interrupt sensitivity for button and joystick */
EXTI_SetExtIntSensitivity(EXTI_PORT_GPIOB, EXTI_SENSITIVITY_FALL_LOW);
EXTI_SetExtIntSensitivity(EXTI_PORT_GPIOC, EXTI_SENSITIVITY_FALL_LOW);
/*
Change the software priority between button and joystick:
- By hardware the PORTB (joystick) has a higher priority than PORTC (button)
- We configure the PORTC (button) to have a higher sw priority than PORTB (joystick)
*/
ITC_SetSoftwarePriority(ITC_IRQ_PORTB, ITC_PRIORITYLEVEL_1); /* joystick */
ITC_SetSoftwarePriority(ITC_IRQ_PORTC, ITC_PRIORITYLEVEL_2); /* button = higher sw priority */
enableInterrupts();
/* LEDs are ON together */
GPIO_WriteHigh(LEDS_PORT, (LED1_PIN | LED2_PIN));
while (1);
}
/**
* @brief Example firmware main entry point.
* @par Parameters:
* None
* @retval
* None
*/
void main(void)
{
u8 Leds; /* Contains which LEDs to operate */
/* Initialize I/Os in Output Mode */
GPIO_Init(LEDS_PORT, (LED1_PIN | LED2_PIN | LED3_PIN | LED4_PIN), GPIO_MODE_OUT_PP_LOW_FAST);
/* Toggles LEDs */
while (1)
{
/* Check button status */
if ((GPIO_ReadInputData(BUTTON_PORT) & BUTTON_PIN) == (u8)0x00)
{
/* Button is pressed */
Leds = (LED2_PIN | LED3_PIN);
}
else
{
/* Button is released */
Leds = (LED1_PIN | LED4_PIN);
}
/* LEDs ON */
GPIO_WriteHigh(LEDS_PORT, Leds);
Delay((u16)60000);
Delay((u16)60000);
/* LEDs OFF */
GPIO_WriteLow(LEDS_PORT, Leds);
Delay((u16)60000);
Delay((u16)60000);
}
}
int main( void ){
uint16_t i;
// Reset GPIO port D to a default state
GPIO_DeInit(GPIOD);
/* Clock configuration -----------------------------------------*/
//CLK_Config();
/*AWU configuration --------------------------------------------*/
AWU_Config();
GPIO_Init(GPIOD, GPIO_PIN_0, GPIO_MODE_OUT_PP_LOW_FAST);
// The main loop
while( 1 ){
GPIO_WriteLow(GPIOD, GPIO_PIN_0);
for(i=0;i<10000;i++) // A delay loop
{
nop();
}
GPIO_WriteHigh(GPIOD, GPIO_PIN_0);
halt();/* Program halted */
}
}
static void set_gpio_level(GPIO_TypeDef *PORT, GPIO_Pin_TypeDef Pin, uint8_t level)
{
if(level != 0){
GPIO_WriteHigh(PORT, Pin);
}else{
GPIO_WriteLow(PORT, Pin);
}
}
static void data(char h)
{
GPIO_Init(LCDDIG_PORT, (GPIO_Pin_TypeDef)(LCDDIG_DATA_PIN ), GPIO_MODE_OUT_PP_LOW_FAST);
if(h)
GPIO_WriteHigh(LCDDIG_PORT,LCDDIG_DATA_PIN);
else
GPIO_WriteLow(LCDDIG_PORT,LCDDIG_DATA_PIN);
}
void _Device_Set_ADP_SOC(unsigned char enable){
if(enable){
//DeviceOn
GPIO_WriteHigh(ADP_SOC_PORT, ADP_SOC_PIN);
}else{
//DeviceOff
GPIO_WriteLow(ADP_SOC_PORT, ADP_SOC_PIN);
}
}
//RS485 使能配置，flag=0使能接收 flag=1使能发送 port默认为1
void RS485_RSV(u8 port, u8 flag)
{
if(port == 1)
{
if(flag ==0)
GPIO_WriteLow(GPIOD,GPIO_PIN_4);
else
GPIO_WriteHigh(GPIOD,GPIO_PIN_4);
}
}
// Enable or Disable the LCD backlight
void LCD_Backlight(FunctionalState NewState)
{
if (NewState == DISABLE)
{
GPIO_WriteLow(LCD_BACKLIGHT_PORT, LCD_BACKLIGHT_PIN);
}
else
{
GPIO_WriteHigh(LCD_BACKLIGHT_PORT, LCD_BACKLIGHT_PIN);
}
}
// Enable or Disable the LCD through CS pin
void LCD_ChipSelect(FunctionalState NewState)
{
if (NewState == DISABLE)
{
GPIO_WriteLow(LCD_CS_PORT, LCD_CS_PIN); /* CS pin low: LCD disabled */
}
else
{
GPIO_WriteHigh(LCD_CS_PORT, LCD_CS_PIN); /* CS pin high: LCD enabled */
}
}
void BSP_LED_Off (uint8_t led)
{
switch (led) {
case 0:
GPIO_WriteHigh(LED1_GPIO_PORT, LED1_GPIO_PIN);
GPIO_WriteHigh(LED2_GPIO_PORT, LED2_GPIO_PIN);
break;
case 1:
GPIO_WriteHigh(LED1_GPIO_PORT, LED1_GPIO_PIN);
break;
case 2:
GPIO_WriteHigh(LED2_GPIO_PORT, LED2_GPIO_PIN);
break;
default:
break;
}
}
//-------------------------------------------------------------------------------------------------
// Read Status byte from specified controller (0-2)
//-------------------------------------------------------------------------------------------------
unsigned char GLCD_ReadStatus(unsigned char controller)
{
unsigned char status;
// GPIO_StructInit(&GPIO_InitStructure);
// GPIO_InitStructure.GPIO_Pin = 0xFF ;
// GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
// GPIO_Init(KS0108_PORT, &GPIO_InitStructure);
GPIO_Init(KS0108_PORT,GPIO_PIN_ALL,GPIO_MODE_IN_PU_NO_IT);
GPIO_WriteHigh(GPIOC, KS0108_RW);
GPIO_WriteLow(GPIOC, KS0108_RS);
GLCD_EnableController(controller);
GLCD_Delay();
GPIO_WriteHigh(GPIOC, KS0108_EN);
GLCD_Delay();
status = ((GPIO_ReadInputData(KS0108_PORT) ) & 0xFF);
GPIO_WriteLow(GPIOC, KS0108_EN);
GLCD_DisableController(controller);
return status;
}
static void _led_write_com(char digit)
{
// LED_COM_4: PD1
// LED_COM_3: PD4
// LED_COM_2: PD6
// LED_COM_1: PA3
switch (digit)
{
case 1:
GPIO_WriteHigh(GPIOA, (GPIO_Pin_TypeDef)GPIO_PIN_3);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_6);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_4);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_1);
break;
case 2:
GPIO_WriteLow(GPIOA, (GPIO_Pin_TypeDef)GPIO_PIN_3);
GPIO_WriteHigh(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_6);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_4);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_1);
break;
case 3:
GPIO_WriteLow(GPIOA, (GPIO_Pin_TypeDef)GPIO_PIN_3);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_6);
GPIO_WriteHigh(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_4);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_1);
break;
case 4:
GPIO_WriteLow(GPIOA, (GPIO_Pin_TypeDef)GPIO_PIN_3);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_6);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_4);
GPIO_WriteHigh(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_1);
break;
case 0:
GPIO_WriteLow(GPIOA, (GPIO_Pin_TypeDef)GPIO_PIN_3);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_6);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_4);
GPIO_WriteLow(GPIOD, (GPIO_Pin_TypeDef)GPIO_PIN_1);
break;
}
}
//Method to send strings via UART
void UART_SendStr(const char *s)
{
//Set Max485 in Transmitter mode
GPIO_WriteHigh(GPIOA, GPIO_PIN_3);
while(*s)
{
UART2_SendData8((uint8_t)(*s));
while ((UART2->SR & UART2_SR_TXE ) != UART2_SR_TXE );
s++;
}
//Set Max485 in Receiver mode
GPIO_WriteLow(GPIOA, GPIO_PIN_3);
}
//****************读取HC165数据
void Read165(u8 *rdata)
{
u8 num=0;
GPIO_WriteLow(GPIOD,H165_SH);
asm("nop");
asm("nop");
GPIO_WriteHigh(GPIOD,H165_SH);
asm("nop");
for(num=0; num<4; num++)
{
for(u8 i=0; i<8; i++)
{
*(rdata+num)<<=1;
if(GPIO_ReadInputPin(GPIOD,H165_DATA)) {
*(rdata+num) += 1;
}
GPIO_WriteLow(GPIOD,H165_CLK);
asm("nop");
GPIO_WriteHigh(GPIOD,H165_CLK); //上升沿
asm("nop");
}
}
}
/**
* @brief Configures the different GPIO ports.
* @param None
* @retval None
*/
void GPIO_Config(void)
{
/* Set PA5 as Output open-drain high-impedance level - SmartCard_IO(UART11_Tx)*/
GPIO_Init(GPIOA, GPIO_PIN_5, GPIO_MODE_OUT_OD_HIZ_FAST);
/* Set PG5 as Output push-pull low level - SmartCard_RESET*/
GPIO_Init(GPIOG, GPIO_PIN_5, GPIO_MODE_OUT_PP_LOW_FAST);
/* Set PA6 as Output push-pull low level - SmartCard_CLK*/
GPIO_Init(GPIOA, GPIO_PIN_6, GPIO_MODE_OUT_PP_LOW_FAST);
/* Set PG4 as Output push-pull low level - SmartCard_5V/3V*/
GPIO_Init(GPIOG, GPIO_PIN_4, GPIO_MODE_OUT_PP_LOW_FAST);
/* Set PG7 as Output push-pull high level (inactive state) - SmartCard_/CMDVCC*/
GPIO_Init(GPIOG, GPIO_PIN_7, GPIO_MODE_OUT_PP_HIGH_FAST);
/* Set PE0 as Input pull-up, no external interrupt - SmartCard_OFF*/
GPIO_Init(GPIOE, GPIO_PIN_0, GPIO_MODE_IN_PU_NO_IT);
/* Set RSTIN HIGH */
GPIO_WriteHigh(GPIOG, GPIO_PIN_5);
/* Select Smart Card CMDVCC */
GPIO_WriteHigh(GPIOG, GPIO_PIN_7);
/* Select 5 V */
GPIO_WriteHigh(GPIOG, GPIO_PIN_4);
}
void spiFlashInit()
{
GPIO_Init(FLASH_CS_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(SPI_SCK_PIN,GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_Init(SPI_MOSI_PIN,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_Init(SPI_MISO_PIN,GPIO_MODE_IN_PU_NO_IT);
//打开flash电源 开发板独有
GPIO_Init(GPIOE,GPIO_PIN_0,GPIO_MODE_OUT_PP_HIGH_FAST);
GPIO_WriteHigh(GPIOE,GPIO_PIN_0);
//初始化SPI
SPI_DeInit();
SPI_Init(SPI_FIRSTBIT_MSB, SPI_BAUDRATEPRESCALER_4, SPI_MODE_MASTER, SPI_CLOCKPOLARITY_LOW, SPI_CLOCKPHASE_1EDGE, SPI_DATADIRECTION_2LINES_FULLDUPLEX, SPI_NSS_SOFT, 0x00);
SPI_Cmd(ENABLE);
}
void TxSendData(void)
{
// if( (u8OutState&BuzWork) == BuzWork) return;
u8commStatus = 0;
fgSending = 1;
u8CurSendByte = 0;
u8CurSendBit = 0;
u8CurSend500usCnt = 0;
u8CommSendStep = LEAD_LOW;
GPIO_WriteHigh(TxRxPort,TX);
GPIO_Init(TxRxPort, RX, GPIO_MODE_IN_FL_NO_IT);
// u8CurRevByte = 0;
// u8CurRevBit = 0;
u8CommRevStep = 0;
resetTim4For500us();
}
/**
* @brief Example firmware main entry point.
* @par Parameters:
* None
* @retval
* None
*/
void main(void)
{
/* Time base configuration */
TIM2_TimeBaseInit(TIM2_PRESCALER_2048, 65535);
/* Prescaler configuration */
TIM2_PrescalerConfig(TIM2_PRESCALER_2048, TIM2_PSCRELOADMODE_IMMEDIATE);
/* Output Compare Active Mode configuration: Channel1 */
/*
TIM2_OCMode = TIM2_OCMODE_INACTIVE
TIM2_OCPolarity = TIM2_OCPOLARITY_HIGH
TIM2_Pulse = CCR1_Val
*/
TIM2_OC1Init(TIM2_OCMODE_INACTIVE, TIM2_OUTPUTSTATE_ENABLE,CCR1_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC1PreloadConfig(DISABLE);
/* Output Compare Active Mode configuration: Channel2 */
/*TIM2_Pulse = CCR2_Val; */
TIM2_OC2Init(TIM2_OCMODE_INACTIVE, TIM2_OUTPUTSTATE_ENABLE,CCR2_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC2PreloadConfig(DISABLE);
/* Output Compare Active Mode configuration: Channel3 */
/*TIM2_Pulse = CCR3_Val */
TIM2_OC3Init(TIM2_OCMODE_INACTIVE, TIM2_OUTPUTSTATE_ENABLE,CCR3_Val, TIM2_OCPOLARITY_HIGH);
TIM2_OC3PreloadConfig(DISABLE);
TIM2_ARRPreloadConfig(ENABLE);
/* TIM IT enable */
TIM2_ITConfig(TIM2_IT_CC1, ENABLE);
TIM2_ITConfig(TIM2_IT_CC2, ENABLE);
TIM2_ITConfig(TIM2_IT_CC3, ENABLE);
/* Set pin PG.5 & PG.6 & PG.7 to high state */
GPIO_Init(GPIOG, (GPIO_PIN_5|GPIO_PIN_6| GPIO_PIN_7), GPIO_MODE_OUT_PP_LOW_FAST);
GPIO_WriteHigh(GPIOG, GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7);
/* TIM2 enable counter */
TIM2_Cmd(ENABLE);
enableInterrupts();
while (1);
}