[Open Source]Intelligent Training Room

2. Disenyo ng UI

1.C51 Disenyo

Ang mga pangunahing code para sa pagkuha at pag-update ng data tulad ng temperatura, halumigmig, at altitude sa pangunahing interface, at paggamit ng modbus rtu upang kontrolin ang mga module ng pagkontrol sa temperatura, motor, alarm detection, at iba pang slave machine ay ang mga sumusunod

Pangunahing sanggunian ng code ng interface:

#include "main_win.h"

#include "modbus.h"

#include "sys_params.h"

#include "func_handler.h"

#include "uart2.h"

#isama

#isama

#define TEMP_HUM_SLAVE_ADDR 2

#define TEMP_HUM_VAL_MAX_NUM 2

#define ALERT_BIT_MAX_NUM 30

#define ALERT_BYTE_NUM (ALERT_BIT_MAX_NUM/8+((ALERT_BIT_MAX_NUM%8)!=0))

#define GET_ALERT_BIT(val, pos) ((val[pos/8]>>(pos%8))&0x01)

typedef struct{

char date[17];

u8 desc;

}ALERTO;

#define ALERT_TABLE_LEN 20

static na u8 btn_sta[MAIN_WIN_BTN_MAX_NUM] = {0};

static u8 btn_addr[MAIN_WIN_BTN_MAX_NUM] = {50, 51, 52, 69, 53, 54, 55, 70, 56, 57, 58, 59};

u16 main_win_val[MAIN_WIN_VAL_MAX_NUM];

u16 temp_hum_val[TEMP_HUM_VAL_MAX_NUM] = {0};

u16 date_val[MAIN_WIN_DATE_MAX_NUM] = {0};

u8 alert_val[ALERT_BYTE_NUM] = {0};

u8 old_alert_val[ALERT_BYTE_NUM] = {0};

ALERT alert_table[ALERT_TABLE_LEN];

u16 alert_num = 0;

bit is_main_win = 0;

walang bisa main_win_update()

{

}

walang bisa main_win_disp_date()

{

u8 len;

len = sprintf(common_buf, "%u:%u", (u16)date_val[3], (u16)date_val[4]);

common_buf[len+1] = 0;

sys_write_vp(MAIN_WIN_DATE_VP, common_buf, len/2+2);

}

void main_win_process_alert()

{

u8 i;

para sa(i=0;i

{

kung(GET_ALERT_BIT(old_alert_val, i))

magpatuloy;

kung(GET_ALERT_BIT(alert_val, i))

{

if(alert_num>=ALERT_TABLE_LEN)

alert_num = ALERT_TABLE_LEN-1;

alert_table[alert_num].desc = i+1;

sprintf(alert_table[alerto_num].petsa, "%u/%u/%u %u:%u",

date_val[0], date_val[1], date_val[2], date_val[3], date_val[4]

);

alert_num++;

}

}

memcpy(old_alert_val, alert_val, sizeof(alert_val));

}

void main_win_disp_alert()

{

u16 i;

u16 val;

u16 len = 0;

common_buf[0] = 0;

para sa(i=0;i

{

val = 0;

kung ako

{

val = alert_table.desc;

len += sprintf(common_buf+len, "%s\r\n", alert_table.date);

}

sys_write_vp(ALERT_WIN_DESC_START_VP+i, (u8*)&val, 1);

}

common_buf[len+1] = 0;

sys_write_vp(ALERT_WIN_DATE_VP, common_buf, len/2+2);

}

void main_win_init()

{

lumutang fixed_val;

u8 i;

is_main_win = 1;

 

main_win_val[5] = (u16)(temp_hum_val[0]/10.0+0.5f);

main_win_val[6] = (u16)(temp_hum_val[1]/10.0+0.5f);

para sa(i=0;i

{

kung(i==0)

magpatuloy;

sys_write_vp(MAIN_WIN_WIND_SPEED_VP+MAIN_WIN_VAL_OFFSET*i, (u8*)&main_win_val, 1);

}

fixed_val = main_win_val[0]/WIND_SPEED_SCALE+FLOAT_FIX_VAL;

sys_write_vp(MAIN_WIN_WIND_SPEED_VP, (u8*)&fixed_val, 2);

}

void main_win_click_handler(u16 btn_val)

{

u8 index;

kung(btn_val==0x0B)

{

main_win_disp_alert();

bumalik;

}

index = btn_val-1;

btn_sta[index] = !btn_sta[index];

kung((index==3)||(index==7))

btn_sta[index] = 1;

modbus_write_bit(btn_addr[index], btn_sta[index]?0xFF00:0x0000);

btn_val = btn_sta[index];

sys_write_vp(MAIN_WIN_BTN_STA_START_VP+MAIN_WIN_BTN_STA_OFFSET*index, (u8*)&btn_val, 1);

kung(index==9)

is_main_win = 0;

else if((index==3)||(index==7))

{

while(sys_get_touch_sta());

modbus_write_bit(btn_addr[index], 0x0000);

}

}

void main_win_msg_handler(u8 *msg,u16 msg_len)

{

u8 f_code = msg[MODBUS_RESPOND_POS_FUNC_CODE];

u8 data_len = msg[MODBUS_RESPOND_POS_DATA_LEN];

u8 i;

u8 offset;

msg_len = msg_len;

kung(!is_main_win)

bumalik;

if((f_code==MODBUS_FUNC_CODE_03)&&(data_len==MAIN_WIN_VAL_MAX_NUM*2))

{

offset = MODBUS_RESPOND_POS_DATA;

para sa(i=0;i

{

main_win_val = SYS_GET_U16(msg[offset], msg[offset+1]);

offset += 2;

}

main_win_update();

} else if((f_code==MODBUS_FUNC_CODE_01)&&(data_len==ALERT_BYTE_NUM))

{

offset = MODBUS_RESPOND_POS_DATA;

para sa(i=0;i

{

alert_val = msg[offset];

offset++;

}

main_win_process_alert();

} else if((f_code==MODBUS_FUNC_CODE_03)&&(data_len==TEMP_HUM_VAL_MAX_NUM*2))

{

offset = MODBUS_RESPOND_POS_DATA;

para sa(i=0;i

{

temp_hum_val = SYS_GET_U16(msg[offset], msg[offset+1]);

offset += 2;

modbus_write_word(5+i, temp_hum_val);

}

main_win_update();

} else if((f_code==MODBUS_FUNC_CODE_03)&&(data_len==MAIN_WIN_DATE_MAX_NUM*2))

{

offset = MODBUS_RESPOND_POS_DATA;

para sa(i=0;i

{

date_val = SYS_GET_U16(msg[offset], msg[offset+1]);

offset += 2;

}

main_win_disp_date();

}

}

void main_win_read_temp_hum()

{

u8 old_slave_addr = SLAVE_ADDR;

        

sys_params.user_config[5] = TEMP_HUM_SLAVE_ADDR;

modbus_read_words(0, TEMP_HUM_VAL_MAX_NUM);

sys_params.user_config[5] = old_slave_addr;//Ibalik

}

walang bisa main_win_handler()

{

static na u8 flag = 0;

kung(is_main_win)

{

kung(alerto_read_period==ALERT_READ_PERIOD)

{

alert_read_period = 0;

modbus_read_bits(510, ALERT_BIT_MAX_NUM);

bumalik;

}

kung(date_update_period==DATE_UPDATE_PERIOD)

{

date_update_period = 0;

modbus_read_words(180, MAIN_WIN_DATE_MAX_NUM);

bumalik;

}

bandila = !bandila;

kung(bandila)

modbus_read_words(0, MAIN_WIN_VAL_MAX_NUM);

iba pa

main_win_read_temp_hum();

}

}

sanggunian ng modbus rtu code:

#include "modbus.h"

#include "crc16.h"

#include "sys_params.h"

#define UART_INCLUDE "uart2.h"

#define UART_INIT uart2_init

#define UART_SEND_BYTES uart2_send_bytes

#define UART_BAUD 9600

#define MODBUS_RECV_TIMEOUT (u8)(35000.0f/UART_BAUD+2)

#define MODBUS_SEND_INTERVAL 150

#include UART_INCLUDE

static bit is_modbus_recv_complete = 0;

static na u8 modbus_recv_buff[270];

static u16 modbus_recv_len = 0;//Kabuuang haba ng mga byte na tinanggap

static u8 modbus_recv_timeout = 0;//Tanggapin ang overflow time

static na pabagu-bago ng isip u16 modbus_send_interval = 0;

MODBUS_PACKET packet;

void modbus_init()

{

UART_INIT(UART_BAUD);

}

void modbus_send_bytes(u8 *bytes,u16 len)

{

UART_SEND_BYTES(bytes,len);

}

void modbus_recv_byte(u8 byte)

{

if(is_modbus_recv_complete)

bumalik;

kung(modbus_recv_len

modbus_recv_buff[modbus_recv_len++] = byte;

}

void modbus_check_recv_timeout()

{

kung(modbus_recv_timeout)

{

modbus_recv_timeout--;

kung(modbus_recv_timeout==0)

{

is_modbus_recv_complete = 1;

}

}

}

u8 modbus_send_packet(u8 *packet)

{

u16 len;

u16 crc;

u8 func_code = packet[1];

while(modbus_send_interval);

kung(func_code==MODBUS_FUNC_CODE_10)

{

((MODBUS_10_PACKET*)packet)->byte_num = ((MODBUS_10_PACKET*)packet)->word_num*2;

len = 9+((MODBUS_10_PACKET*)packet)->byte_num;

} else if(func_code==MODBUS_FUNC_CODE_0F)

{

len = ((MODBUS_0F_PACKET*)packet)->bit_num;

((MODBUS_0F_PACKET*)packet)->byte_num = len/8+(len%8?1:0);

len = 9+((MODBUS_0F_PACKET*)packet)->byte_num;

}iba pa

{

len = sizeof(MODBUS_PACKET);

}

crc = crc16(packet,len-2);

packet[len-2] = (u8)(crc>>8);

packet[len-1] = (u8)crc;

modbus_send_bytes(packet,len);

modbus_send_interval = MODBUS_SEND_INTERVAL;

bumalik 0; // Tagumpay

}

extern void modbus_msg_handler(u8 *msg,u16 msg_len);

walang bisa modbus_handler()

{

u16 crc;

kung(! ay_modbus_recv_complete)

bumalik;

//Suriin ang halaga ng crc

crc = ((u16)modbus_recv_buff[modbus_recv_len-2]<<8)+modbus_recv_buff[modbus_recv_len-1];

kung(crc16(modbus_recv_buff,modbus_recv_len-2)==crc)

{

modbus_msg_handler(modbus_recv_buff,modbus_recv_len);

}

modbus_recv_len = 0;

is_modbus_recv_complete = 0;

}

u8 modbus_send_fcode(u8 fcode, u16 addr, u16 len)

{

packet.slave_addr = SLAVE_ADDR;

packet.func_code = fcode;//Function code

packet.start_addr = addr;//Address

packet.data_len = len;//Nakasulat na halaga

len = modbus_send_packet((u8*)&packet);

bumalik len;

}