STMicroelectronics STM8 Manual page 93

CLK_SYSCLKConfig(CLK_PRESCALER_CPUDIV2);
CLK_ClockSwitchConfig(CLK_SWITCHMODE_AUTO, CLK_SOURCE_HSI,
DISABLE, CLK_CURRENTCLOCKSTATE_ENABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_SPI, DISABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_I2C, DISABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_ADC, DISABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_AWU, DISABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_UART1, DISABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_TIMER1, ENABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_TIMER2, ENABLE);
CLK_PeripheralClockConfig(CLK_PERIPHERAL_TIMER4, DISABLE);
}
void GPIO_setup(void)
{
GPIO_DeInit(GPIOC);
GPIO_Init(GPIOC, GPIO_PIN_1, GPIO_MODE_IN_FL_NO_IT);
GPIO_DeInit(GPIOD);
GPIO_Init(GPIOD, GPIO_PIN_4, GPIO_MODE_OUT_PP_HIGH_FAST);
}
void TIM1_setup(void)
{
TIM1_DeInit();
TIM1_TimeBaseInit(2000, TIM1_COUNTERMODE_UP, 55535, 1);
TIM1_ICInit(TIM1_CHANNEL_1, TIM1_ICPOLARITY_RISING, TIM1_ICSELECTION_DIRECTTI, 1, 1);
TIM1_ITConfig(TIM1_IT_UPDATE, ENABLE);
TIM1_ITConfig(TIM1_IT_CC1, ENABLE);
TIM1_Cmd(ENABLE);
enableInterrupts();
}
void TIM2_setup(void)
{
TIM2_DeInit();
TIM2_TimeBaseInit(TIM2_PRESCALER_32, 1250);
TIM2_OC1Init(TIM2_OCMODE_PWM1, TIM2_OUTPUTSTATE_ENABLE, 1000, TIM2_OCPOLARITY_LOW);
TIM2_SetCompare1(625);
TIM2_Cmd(ENABLE);
}
void lcd_print(unsigned char x_pos, unsigned char y_pos, unsigned long value)
{
char tmp[6] = {0x20, 0x20, 0x20, 0x20, 0x20, 0x20} ;
tmp[0] = (((value / 100000) % 10) + 0x30);
tmp[1] = (((value / 10000) % 10) + 0x30);
tmp[2] = (((value / 1000) % 10) + 0x30);
tmp[3] = (((value / 100) % 10) + 0x30);
tmp[4] = (((value / 10) % 10) + 0x30);
tmp[5] = ((value % 10) + 0x30);
LCD_goto(x_pos, y_pos);
LCD_putstr(tmp);
}