module_universal_io/fw/modules/misc/misc.c

#include "at32f403a_407.h"
#include "misc.h"
#include "FreeRTOS.h"
#include "task.h"
#include "mux.h"
#include "mb.h"
#include "mbport.h"
#include <stdio.h>


// TIM1, 8, 9, 10, 11 тактируются от 120 МГц
// TIM2, 3, 4, 5, 6, 7, 12, 13, 14 тактируются от 240 МГц


void modbus_tim_init(void)
{
    crm_clocks_freq_type crm_clocks_freq_struct = {0};
    
    crm_periph_clock_enable(CRM_TMR7_PERIPH_CLOCK, TRUE);

    crm_clocks_freq_get(&crm_clocks_freq_struct);
    tmr_base_init(TMR7, 1, 5999);
    tmr_cnt_dir_set(TMR7, TMR_COUNT_UP);
        
    tmr_flag_clear(TMR7, TMR_OVF_FLAG);

    nvic_priority_group_config(NVIC_PRIORITY_GROUP_4);
    nvic_irq_enable(TMR7_GLOBAL_IRQn, 5, 0);
       
    tmr_counter_enable(TMR7, TRUE);
    
    tmr_interrupt_enable(TMR7, TMR_OVF_INT, TRUE);
}


//
void modbus_init(void)
{
    const UCHAR ucSlaveID[] = {0xAA, 0xBB, 0xCC};
    uint32_t baud = 115200;
    eMBParity par = MB_PAR_NONE;
    UCHAR mb_addr = 1;
    unsigned int stop_bits = 1;
#if 1    
    eMBInit(MB_RTU, mb_addr, 4, baud, par, stop_bits);
    eMBSetSlaveID(0x34, TRUE, ucSlaveID, 3);
	eMBEnable();
#endif    
}


#if 0
//
void TMR7_GLOBAL_IRQHandler(void)
{
    if(tmr_flag_get(TMR7, TMR_OVF_FLAG) != RESET)
    {
        tmr_flag_clear(TMR7, TMR_OVF_FLAG);
        mux_led_test_toggle();
    }
}
#endif