#include "at32m412_416_board.h"
#include "at32m412_416_clock.h"
#include "i2c_application.h"
#include "oled.h"
#include "at32m412_416_adc.h"
#include "NTC.h"
extern i2c_handle_type hi2cx;
#define DELAY 100
#define FAST 1
#define SLOW 4
uint8_t g_speed = FAST;
uint8_t ioIndex =0x00;
void button_exint_init(void);
void button_B4_isr(void);
void button_B5_isr(void);
void button_B7_isr(void);
void button_B10_isr(void);
void Write_IIC_Command(unsigned char IIC_Command);
void Write_IIC_Data(unsigned char IIC_Data);
void OLED_WR_Byte(unsigned dat,unsigned cmd);
void i2c_lowlevel_init(i2c_handle_type* hi2c);
/**
* [url=home.php?mod=space&uid=247401]@brief[/url] configure button exint
* @param none
* @retval none
*/
//void button_exint_init(void)
//{
// exint_init_type exint_init_struct;
// crm_periph_clock_enable(CRM_SCFG_PERIPH_CLOCK, TRUE);
// scfg_exint_line_config(SCFG_PORT_SOURCE_GPIOA, SCFG_PINS_SOURCE0);
// exint_default_para_init(&exint_init_struct);
// exint_init_struct.line_enable = TRUE;
// exint_init_struct.line_mode = EXINT_LINE_INTERRUPT;
// exint_init_struct.line_select = EXINT_LINE_0;
// exint_init_struct.line_polarity = EXINT_TRIGGER_RISING_EDGE;
// exint_init(&exint_init_struct);
// nvic_priority_group_config(NVIC_PRIORITY_GROUP_4);
// nvic_irq_enable(EXINT0_IRQn, 0, 0);
//}
void button_exint_init(void)
{
exint_init_type exint_init_struct;
crm_periph_clock_enable(CRM_SCFG_PERIPH_CLOCK, TRUE);
scfg_exint_line_config(SCFG_PORT_SOURCE_GPIOB, SCFG_PINS_SOURCE4);
scfg_exint_line_config(SCFG_PORT_SOURCE_GPIOB, SCFG_PINS_SOURCE5);
scfg_exint_line_config(SCFG_PORT_SOURCE_GPIOB, SCFG_PINS_SOURCE7);
scfg_exint_line_config(SCFG_PORT_SOURCE_GPIOB, SCFG_PINS_SOURCE10);
exint_default_para_init(&exint_init_struct);
exint_init_struct.line_enable = TRUE;
exint_init_struct.line_mode = EXINT_LINE_INTERRUPT;
exint_init_struct.line_select = EXINT_LINE_4 | EXINT_LINE_5 | EXINT_LINE_7 | EXINT_LINE_10;
exint_init_struct.line_polarity = EXINT_TRIGGER_FALLING_EDGE;
exint_init(&exint_init_struct);
nvic_priority_group_config(NVIC_PRIORITY_GROUP_4);
nvic_irq_enable(EXINT4_IRQn, 0, 0);
nvic_irq_enable(EXINT9_5_IRQn, 0, 0);
nvic_irq_enable(EXINT15_10_IRQn, 0, 0);
}
/**
* [url=home.php?mod=space&uid=247401]@brief[/url] button handler function
* @param none
* @retval none
*/
void button_B4_isr(void)
{
/* delay 5ms */
delay_ms(5);
/* clear interrupt pending bit */
exint_flag_clear(EXINT_LINE_4);
/* check input pin state */
if(RESET == gpio_input_data_bit_read(GPIOB, GPIO_PINS_4))
{
ioIndex = 0x03;
}
printf("GPIOB_04 is pressed.\r\n");
}
void button_B5_isr(void)
{
/* delay 5ms */
delay_ms(5);
/* clear interrupt pending bit */
exint_flag_clear(EXINT_LINE_5);
/* check input pin state */
if(RESET == gpio_input_data_bit_read(GPIOB, GPIO_PINS_5))
{
ioIndex = 0x04;
printf("GPIOB_05 is pressed.\r\n");
}
}
void button_B7_isr(void)
{
/* delay 5ms */
delay_ms(5);
/* clear interrupt pending bit */
exint_flag_clear(EXINT_LINE_7);
/* check input pin state */
if(RESET == gpio_input_data_bit_read(GPIOB, GPIO_PINS_7))
{
ioIndex = 0x01;
printf("GPIOB_07 is pressed.\r\n");
}
}
void button_B10_isr(void)
{
/* delay 5ms */
delay_ms(5);
/* clear interrupt pending bit */
exint_flag_clear(EXINT_LINE_10);
/* check input pin state */
if(RESET == gpio_input_data_bit_read(GPIOB, GPIO_PINS_10))
{
ioIndex = 0x02;
printf("GPIOB_10 is pressed.\r\n");
}
}
/**
* [url=home.php?mod=space&uid=247401]@brief[/url] exint0 interrupt handler
* @param none
* @retval none
*/
void EXINT4_IRQHandler(void)
{
button_B4_isr();
}
void EXINT9_5_IRQHandler(void)
{
button_B5_isr();
button_B7_isr();
}
void EXINT15_10_IRQHandler(void)
{
button_B10_isr();
}
void disp_static(void)
{
u8 i;
for(i=0; i<5; i++) WriteHZ16((u8)(i*16+24), 0,i); //在第1行，显示汉字“科学小火箭”
for(i=5; i<7; i++) WriteHZ16((u8)((i-5)*16),2,i); //在第2行，显示汉字“设置”
for(i=9; i<11; i++) WriteHZ16((u8)((i-7)*16),2,i); //在第2行，显示汉字“温度”
WriteHZ16((u8)(7*16),2,13); //在第2行末尾，显示“℃”
WriteHZ16((u8)(7*16),4,13); //在第3行末尾，显示“℃”
for(i=7; i<11; i++) WriteHZ16((u8)((i-7)*16),4,i); //在第3行，显示汉字“当前温度”
WriteHZ16(0,6,11); //在第4行，显示汉字“第”
WriteHZ16(48,6,12); //在第4行，显示汉字“天”
}
static void gpio_config(void)
{
gpio_init_type gpio_initstructure;
crm_periph_clock_enable(CRM_GPIOA_PERIPH_CLOCK, TRUE);
gpio_default_para_init(&gpio_initstructure);
/* 1. 配置ADC引脚(PA1)为模拟输入模式 */
gpio_initstructure.gpio_mode = GPIO_MODE_ANALOG;
gpio_initstructure.gpio_pins = GPIO_PINS_1;
gpio_init(GPIOA, &gpio_initstructure);
/* 2. 配置PA6为推挽输出模式 */
gpio_default_para_init(&gpio_initstructure); // 重新初始化结构体
gpio_initstructure.gpio_pins = GPIO_PINS_6;
gpio_initstructure.gpio_mode = GPIO_MODE_OUTPUT;
gpio_initstructure.gpio_out_type = GPIO_OUTPUT_PUSH_PULL;
gpio_initstructure.gpio_pull = GPIO_PULL_NONE;
gpio_initstructure.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
gpio_init(GPIOA, &gpio_initstructure);
// 可选：初始化PA6为低电平
gpio_bits_reset(GPIOA, GPIO_PINS_6);
}
static void adc_config(void)
{
adc_common_config_type adc_common_struct;
adc_base_config_type adc_base_struct;
crm_periph_clock_enable(CRM_ADC2_PERIPH_CLOCK, TRUE);
adc_common_default_para_init(&adc_common_struct);
/* config combine mode */
adc_common_struct.combine_mode = ADC_INDEPENDENT_MODE;
/* config division,adcclk is division by hclk */
adc_common_struct.div = ADC_HCLK_DIV_6;
/* config common dma mode,it's not useful in independent mode */
adc_common_struct.common_dma_mode = ADC_COMMON_DMAMODE_DISABLE;
/* config common dma request repeat */
adc_common_struct.common_dma_request_repeat_state = FALSE;
/* config adjacent adc sampling interval,it's useful for ordinary shifting mode */
adc_common_struct.sampling_interval = ADC_SAMPLING_INTERVAL_4CYCLES;
/* config inner temperature sensor and vintrv */
adc_common_struct.tempervintrv_state = FALSE;
adc_common_config(&adc_common_struct);
adc_base_default_para_init(&adc_base_struct);
adc_base_struct.sequence_mode = TRUE;
adc_base_struct.repeat_mode = FALSE;
adc_base_struct.data_align = ADC_RIGHT_ALIGNMENT;
adc_base_struct.ordinary_channel_length = 1;
adc_base_config(ADC2, &adc_base_struct);
adc_resolution_set(ADC2, ADC_RESOLUTION_12B);
/* config ordinary channel */
adc_ordinary_channel_set(ADC2, ADC_CHANNEL_1, 1, ADC_SAMPLETIME_239_5);
/* adc enable */
adc_enable(ADC2, TRUE);
while(adc_flag_get(ADC2, ADC_RDY_FLAG) == RESET);
/* adc calibration */
adc_calibration_init(ADC2);
while(adc_calibration_init_status_get(ADC2));
adc_calibration_start(ADC2);
while(adc_calibration_status_get(ADC2));
}
/**
* @brief main function.
* @param none
* @retval none
*/
float target_temperature = 37.8;
float current_temperature = 0;
u8 target_temperature_string[5];//存储目标温度字符串
u8 current_temperature_string[5];//存储当前温度字符串
u8 day_s[3]; //存储天数字符串
u8 adc_temp[5];
u16 adc_result=0;
float Rval;
int time_ms =0;
int time_s =50;
int time_min =59;
int time_hour=23;
int time_days=5;
int flag_s = 0;
u8 time_char[9]="12:23:45";//用于存储显示用的 时:分:秒
crm_clocks_freq_type crm_clocks_freq_struct = {0};
int main(void)
{
system_clock_config();
at32_board_init();
button_exint_init();
gpio_config();
adc_config();
hi2cx.i2cx = I2Cx_PORT;
i2c_config(&hi2cx);
uart_print_init(115200);
printf("at32 mcu initialize ok.\r\n");
Initialize_OLED();
disp_static();
/* get system clock */
crm_clocks_freq_get(&crm_clocks_freq_struct);
/* enable tmr1 clock */
crm_periph_clock_enable(CRM_TMR1_PERIPH_CLOCK, TRUE);
/* tmr1 configuration */
/* time base configuration */
tmr_base_init(TMR1, 999, (crm_clocks_freq_struct.apb2_freq / 1000000) - 1);
tmr_cnt_dir_set(TMR1, TMR_COUNT_UP);
/* overflow interrupt enable */
tmr_interrupt_enable(TMR1, TMR_OVF_INT, TRUE);
/* tmr1 hall interrupt nvic init */
nvic_priority_group_config(NVIC_PRIORITY_GROUP_4);
nvic_irq_enable(TMR1_OVF_TMR10_IRQn, 1, 0);
/* enable tmr1 */
tmr_counter_enable(TMR1, TRUE);
while(1)
{
// at32_led_toggle(LED2);
// delay_ms(g_speed * DELAY);
// at32_led_toggle(LED3);
// delay_ms(g_speed * DELAY);
// at32_led_toggle(LED4);
// delay_ms(g_speed * DELAY);
if(ioIndex==0x01)
{
time_days--;
if(time_days<=0) time_days=0;
ioIndex=0x00;
}
if(ioIndex==0x02)
{
time_days++;
if(time_days>=50) time_days=0;
ioIndex=0x00;
}
if(ioIndex==0x03)
{
target_temperature=target_temperature - 0.1;
ioIndex=0x00;
}
if(ioIndex==0x04)
{
target_temperature=target_temperature + 0.1;
ioIndex=0x00;
}
if(target_temperature>40.5) target_temperature=37.9;
if(target_temperature<32.0) target_temperature=37.8;
//计算当前温度
adc_ordinary_software_trigger_enable(ADC2, TRUE);
while(!adc_flag_get(ADC2, ADC_OCCE_FLAG));
adc_flag_clear(ADC2, ADC_OCCE_FLAG);
adc_result = adc_ordinary_conversion_data_get(ADC2);
Rval=(adc_result*6200.0)/(4095.0-adc_result);
current_temperature = Res_to_Tem(Rval);
if(current_temperature>= 99.0) current_temperature = 99.0;
if(current_temperature<=-30.0) current_temperature = -30.0;
//简单粗暴，如果温度低于目标温度就加温否则就不加温
if(current_temperature<target_temperature)
{
gpio_bits_set(GPIOA, GPIO_PINS_6);
}
else
{
gpio_bits_reset(GPIOA, GPIO_PINS_6);
}
if(flag_s)
{
flag_s=0;
sprintf((char*)target_temperature_string, "%2.1f", target_temperature); // 格式化为保留一位小数的字符串
sprintf((char*)current_temperature_string, "%2.1f", current_temperature); // 格式化为保留一位小数的字符串
sprintf((char*)day_s, "%02d", time_days);
sprintf((char*)time_char,"%02d:%02d:%02d",time_hour,time_min,time_s);
sprintf((char*)adc_temp, "%04d", adc_ordinary_conversion_data_get(ADC2));
printf_ASCII_16_text(64+8,2,target_temperature_string); //在第2行，显示设置的目标温度数值
printf_ASCII_16_text(64+8,4," ");
printf_ASCII_16_text(64+8,4,current_temperature_string); //在第3行，显示当前采集的温度数值
printf_ASCII_16_text(64,6,time_char); //在第4行，显示“时分秒”
// printf_ASCII_16_text(64+16,6,adc_temp); //在第4行，显示ADC测试值
printf_ASCII_16_text(24,6,day_s); //在第4行，显示天数
// FillAll(0);
}
}
}
void TMR1_OVF_TMR10_IRQHandler(void)
{
if(tmr_interrupt_flag_get(TMR1, TMR_OVF_FLAG) == SET)
{
time_ms++;
if(time_ms>=1000)
{
time_ms=0;
time_s++;
flag_s=1;//用于动态刷新，每秒1次
if(time_s>=60)
{
time_s=0;
time_min++;
if(time_min>=60)
{
time_min=0;
time_hour++;
if(time_hour>=24)
{
time_hour=0;
time_days++;
if(time_days>99) time_days=0;
}
}
}
}
tmr_flag_clear(TMR1, TMR_OVF_FLAG);
}
}
void i2c_lowlevel_init(i2c_handle_type* hi2c)
{
gpio_init_type gpio_init_structure;
if(hi2c->i2cx == I2Cx_PORT)
{
crm_periph_clock_enable(I2Cx_CLK, TRUE);
crm_periph_clock_enable(I2Cx_SCL_GPIO_CLK, TRUE);
crm_periph_clock_enable(I2Cx_SDA_GPIO_CLK, TRUE);
gpio_pin_mux_config(I2Cx_SCL_GPIO_PORT, I2Cx_SCL_GPIO_PinsSource, I2Cx_SCL_GPIO_MUX);
gpio_pin_mux_config(I2Cx_SDA_GPIO_PORT, I2Cx_SDA_GPIO_PinsSource, I2Cx_SDA_GPIO_MUX);
gpio_init_structure.gpio_drive_strength = GPIO_DRIVE_STRENGTH_STRONGER;
gpio_init_structure.gpio_mode = GPIO_MODE_MUX;
gpio_init_structure.gpio_out_type = GPIO_OUTPUT_OPEN_DRAIN;
gpio_init_structure.gpio_pull = GPIO_PULL_UP;
gpio_init_structure.gpio_pins = I2Cx_SCL_GPIO_PIN;
gpio_init(I2Cx_SCL_GPIO_PORT, &gpio_init_structure);
gpio_init_structure.gpio_pins = I2Cx_SDA_GPIO_PIN;
gpio_init(I2Cx_SDA_GPIO_PORT, &gpio_init_structure);
i2c_init(hi2c->i2cx, 0x0F, I2Cx_CLKCTRL);
}
}
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