——Mill-Forum tal-Iżviluppaturi DWIN
F'din il-ħarġa, nintroduċu lilek il-każ open source rebbieħ tal-Forum tal-Iżviluppaturi DWIN - il-kamra tal-kultivazzjoni intelliġenti.L-inġiniera implimentaw l-iskrin intelliġenti T5L biex jikkontrollaw il-funzjonijiet tat-tisħin u l-kontroll tat-temperatura tal-fann permezz tal-protokoll Modbus.Il-provvista tal-enerġija tista 'wkoll tiġi aġġustata biex tissimula l-funzjoni tad-dawl.Is-sistema tista 'taħdem awtomatikament skont il-parametri stabbiliti fuq l-iskrin u tiffranka r-rekords tal-istorja tal-ħsarat.
1.UI Display tal-Materjal
2.Disinn tal-UI
1.C51 Disinn
Il-kodiċijiet ewlenin għall-akkwist u l-aġġornament tad-dejta bħat-temperatura, l-umdità u l-altitudni fuq l-interface prinċipali, u l-użu ta 'modbus rtu biex jikkontrollaw moduli ta' kontroll tat-temperatura, muturi, skoperta ta 'allarm, u magni skjavi oħra huma kif ġej
Referenza tal-kodiċi tal-interface prinċipali:
#include "main_win.h"
#inkludi "modbus.h"
#include "sys_params.h"
#include "func_handler.h"
#inkludi "uart2.h"
#inkludi
#inkludi
#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{
data char[17];
u8 desc;
}TWISSIJA;
#define ALERT_TABLE_LEN 20
statiku u8 btn_sta[MAIN_WIN_BTN_MAX_NUM] = {0};
statiku 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 data_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;
void main_win_update()
{
}
void 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;
għal(i=0;i
{
if(GET_ALERT_BIT(old_alert_val, i))
kompli;
if(GET_ALERT_BIT(alert_val, i))
{
if(alert_num>=ALERT_TABLE_LEN)
alert_num = ALERT_TABLE_LEN-1;
aller_table[alert_num].desc = i+1;
sprintf(alert_table[alert_num].data, "%u/%u/%u %u:%u",
data_val[0], data_val[1], data_val[2], data_val[3], data_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;
għal(i=0;i
{
val = 0;
jekk jien
{
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()
{
float 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);
għal(i=0;i
{
jekk (i==0)
kompli;
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)
{
indiċi u8;
if(btn_val==0x0B)
{
main_win_disp_alert ();
ritorn;
}
indiċi = btn_val-1;
btn_sta[indiċi] = !btn_sta[indiċi];
jekk((indiċi==3)||(indiċi==7))
btn_sta[indiċi] = 1;
modbus_write_bit(btn_addr[indiċi], btn_sta[indiċi]?0xFF00:0x0000);
btn_val = btn_sta[indiċi];
sys_write_vp(MAIN_WIN_BTN_STA_START_VP+MAIN_WIN_BTN_STA_OFFSET*indiċi, (u8*)&btn_val, 1);
jekk (indiċi==9)
is_main_win = 0;
inkella jekk((indiċi==3)||(indiċi==7))
{
filwaqt li(sys_get_touch_sta());
modbus_write_bit(btn_addr[indiċi], 0x0000);
}
}
void main_win_msg_handler (u8 *msg,u16 msg_len)
{
u8 f_code = msg[MODBUS_RISPOND_POS_FUNC_CODE];
u8 data_len = msg[MODBUS_RESPOND_POS_DATA_LEN];
u8 i;
u8 offset;
msg_len = msg_len;
jekk(!is_main_win)
ritorn;
if((f_code==MODBUS_FUNC_CODE_03)&&(data_len==MAIN_WIN_VAL_MAX_NUM*2))
{
offset = MODBUS_RISPOND_POS_DATA;
għal(i=0;i
{
main_win_val = SYS_GET_U16(msg[offset], msg[offset+1]);
offset += 2;
}
main_win_update();
}inkella jekk((f_code==MODBUS_FUNC_CODE_01)&&(data_len==ALERT_BYTE_NUM))
{
offset = MODBUS_RISPOND_POS_DATA;
għal(i=0;i
{
alert_val = msg[offset];
offset++;
}
main_win_process_alert ();
}inkella jekk((f_code==MODBUS_FUNC_CODE_03)&&(data_len==TEMP_HUM_VAL_MAX_NUM*2))
{
offset = MODBUS_RISPOND_POS_DATA;
għal(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();
}inkella jekk((f_code==MODBUS_FUNC_CODE_03)&&(data_len==MAIN_WIN_DATE_MAX_NUM*2))
{
offset = MODBUS_RISPOND_POS_DATA;
għal(i=0;i
{
data_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;//Irritorna
}
void main_win_handler()
{
bandiera statika u8 = 0;
jekk (hija_rebħ_prinċipali)
{
if(alert_read_period==ALERT_READ_PERIOD)
{
alert_read_period = 0;
modbus_read_bits(510, ALERT_BIT_MAX_NUM);
ritorn;
}
if(data_update_period==DATE_UPDATE_PERIOD)
{
data_update_period = 0;
modbus_read_words(180, MAIN_WIN_DATE_MAX_NUM);
ritorn;
}
bandiera = !bandiera;
jekk (bandiera)
modbus_read_words(0, MAIN_WIN_VAL_MAX_NUM);
inkella
main_win_read_temp_hum ();
}
}
referenza tal-kodiċi modbus rtu:
#inkludi "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
#inkludi UART_INCLUDE
bit statiku is_modbus_recv_complete = 0;
statiku u8 modbus_recv_buff[270];
static u16 modbus_recv_len = 0;//Tul totali ta' bytes aċċettati
static u8 modbus_recv_timeout = 0;//Aċċetta ħin ta' overflow
statiku volatili u16 modbus_send_interval = 0;
pakkett MODBUS_PACKET;
null modbus_init()
{
UART_INIT(UART_BAUD);
}
null modbus_send_bytes (u8 *bytes,u16 len)
{
UART_SEND_BYTES(bytes,len);
}
null modbus_recv_byte (u8 byte)
{
if(huwa_modbus_recv_komplet)
ritorn;
if(modbus_recv_len
modbus_recv_buff[modbus_recv_len++] = byte;
}
void modbus_check_recv_timeout()
{
jekk (modbus_recv_timeout)
{
modbus_recv_timeout--;
if(modbus_recv_timeout==0)
{
is_modbus_recv_complete = 1;
}
}
}
u8 modbus_send_packet (u8 *pakkett)
{
u16 len;
u16 crc;
u8 func_code = pakkett[1];
filwaqt li(modbus_send_interval);
if(func_code==MODBUS_FUNC_CODE_10)
{
((MODBUS_10_PACKET*)pakkett)->byte_num = ((MODBUS_10_PACKET*)pakkett)->word_num*2;
len = 9+((MODBUS_10_PACKET*)pakkett)->byte_num;
}inkella jekk (func_code==MODBUS_FUNC_CODE_0F)
{
len = ((MODBUS_0F_PACKET*)pakkett)->bit_num;
((MODBUS_0F_PACKET*)pakkett)->byte_num = len/8+(len%8?1:0);
len = 9+((MODBUS_0F_PACKET*)pakkett)->byte_num;
}inkella
{
len = sizeof(MODBUS_PACKET);
}
crc = crc16 (pakkett,len-2);
pakkett[len-2] = (u8)(crc>>8);
pakkett[len-1] = (u8)crc;
modbus_send_bytes(pakkett,len);
modbus_send_interval = MODBUS_SEND_INTERVAL;
ritorn 0;//Suċċess
}
extern void modbus_msg_handler(u8 *msg,u16 msg_len);
null modbus_handler()
{
u16 crc;
jekk(!is_modbus_recv_complete)
ritorn;
//Iċċekkja l-valur crc
crc = ((u16)modbus_recv_buff[modbus_recv_len-2]<<8)+modbus_recv_buff[modbus_recv_len-1];
if(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;//Kodiċi tal-funzjoni
packet.start_addr = addr;//Indirizz
packet.data_len = len;//Valur miktub
len = modbus_send_packet((u8*)&packet);
ritorn len;
}
Ħin tal-post: Jan-12-2024