——Ho tsoa ho Foramo ea Baetsi ba DWIN
Khatisong ena, re tla u tsebisa nyeoe ea mohloli o bulehileng o hapileng likhau oa Seboka sa Devin Developer bakeng sa ts'ebeliso ea Divin Screen sebakeng se secha - leqephe la sebatli le T5L Divin Screen serial port katoloso e tebileng (theknoloji ea Node-RED) . Baenjineri ba sebelisa li-skrini tse bohlale tsa T5L ho fetisa theknoloji ea Node-RED e hloka feela boema-kepe ba serial ho hokela Marang-rang le ho hlokomela tšebelisano ea data lipakeng tsa skrini sa Diwen le leqephe la sebatli. Tharollo ena e hlokomela mesebetsi e kang ho romela le ho amohela data, tšebelisano ea lichate, le pontšo ea lintlha tsa motheo pakeng tsa skrine e bohlale le leqephe la websaete.
1. Leqephe la webe la Node-RED le nang le phello e bonts'ang
(1) U sebelisa theknoloji ea Node-RED, sebatli se sebelisoa e le monyako oa ho sebelisana, e le hore sebatli le skrini li sebelisane ka har'a port ea serial ho bona ponts'o e ts'oanang.
![ava (1)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96baa7b18a54530.jpg)
![ava (2)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96babae2d997861.jpg)
Ho romela le ho amohela data Leqephe la Tab
Leqephe la Tab e sebetsanang le letšoao
![ava (3)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96bad3193a85099.jpg)
Tlhahisoleseding ya mantlha Sephetho sa leqephe la tab
(2) Likhoutu tsa mantlha tsa litšupiso bakeng sa moreki oa marang-rang oa Node-RED ke tse latelang:
{
"id": "fbb314a16ea00889",
"type": "serial in",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Serial port e fumana data",
"serial": "83fb45b5f4b51d61",
"x": 390,
"le": 140,
"lithapo": [
[
"685a2fb2c2dc8fba"
]
]
},
{
"id": "1ba3c6e812e03e27",
"type": "serial out",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Serie port sending",
"serial": "83fb45b5f4b51d61",
"x": 860,
"le": 260,
"lithapo": []
},
{
"id": "5fb7f1d3d7425133",
"type": "boemo",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Hlokomela boemo ba serial port",
"sebaka": [
"fbb314a16ea00889"
],
"x": 390,
"le": 200,
"lithapo": [
[
"3f18d1fdea398d35"
]
]
},
{
"id": "3f18d1fdea398d35",
"type": "function",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Ntša boemo ba serial port",
"func": "let sta = msg.status.text;\ntlo mmala = 'khubelu';\nif (sta.indexOf('ha e-so hokahane') >= 0) \n sta = 'Ha e ea hokela';\nse haeba (sta.indexOf('hokahane') >= 0)\n{\n sta = 'khokahanyo e atlehile';\n mmala = 'tala';\n}esele\n sta = 'phoso e etsahetse';\nmsg[' payload'] = sta;\nmsg['color'] = color;\n\nreturn msg;",
"lihlahisoa": 1,
"nako ea nako": 0,
"noer": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 620,
"le": 200,
"lithapo": [
[
"2ec78ff0b0b9a56f"
]
]
},
{
"id": "2ec78ff0b0b9a56f",
"type": "ui_template",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"group": "4e4db779a7b91019",
"name": "Bontša boemo ba serial port",
"taelo": 1,
"bophara": 0,
"bophahamo": 0,
"fomate": "
2. DGUSIsefahlehoDmohlala
![ava (4)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96bae62cee44597.jpg)
1. Moqapi oa Boenjiniere oa C51
Tharollo e sebelisa T5L smart screen serial port 2 ho buisana le leqephe la webo la Node-RED. Likhoutu tse ling tsa litšupiso ke tse latelang:
#kenyelletsa "sys.h"
# kenyeletsa "uart2.h"
# kenyeletsa
# kenyeletsa
u8 buff[200];
ntho e se nang letho (void)
{
u16num;
u16val;
lilemo tse 16;
u8i;
sys_init();
uart2_init(115200);
khale= 0;
ha(1)
{
haeba(e_recv_felletse)
{
uart2_buf[recv_len++]= 0;
uart2_buf[recv_len++]= 0;
haeba(str((char*)uart2_buf,"cmd"))
{
palo= uart2_buf[3]-'0';
haeba(nomoro
{
bakeng sa(i=0;i
{
val= (palo==i);
sys_write_vp(0x2300+i,(u8*)&val, 1);
}
}se seng(palo
{
val=(palo==3);
sys_write_vp(0x2200,(u8*)&val, 1);
}
} tse ling
{
sys_write_vp(0x2000,uart2_buf, recv_len/2+2);
}
recv_len= 0;
e_recv_felletse= 0;
}
sys_read_vp(0x1000,(u8*)&val, 1);
haeba(val==1)
{
sys_read_vp(0x2100,buff, 50);
bakeng sa(i=0;i
{
haeba(buff==0xff)
{
buff= 0x00;
buff[i+1]= 0x00;
khefu;
}
}
u2_send_bytes(buff,strlen(buff));
val=0;
sys_write_vp(0x1000,(u8*)&val, 1);
}
sys_read_vp(0x2400,(u8*)&val, 1);
haeba (val!=ea khale)
{
sprintf(buff,"%d", val);
u2_send_bytes(buff,strlen(buff));
khale= val;
}
}
}
Nako ea poso: Dec-28-2023
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