——Kusuka ku-DWIN Developer Forum
Kulolu shicilelo, sizokwethula udaba lomthombo ovulekile owine umklomelo we-Devin Developer Forum ekusetshenzisweni kwe-Divin Screen endaweni entsha - ikhasi lewebhu lesiphequluli kanye ne-T5L Divin Screen serial port ukunwetshwa okujulile (ubuchwepheshe be-Node-RED) . Onjiniyela basebenzisa izikrini ezihlakaniphile ze-T5L ukuze badlule ubuchwepheshe be-Node-RED badinga kuphela imbobo ye-serial ukuze baxhume ku-inthanethi futhi babone ukusebenzisana kwedatha phakathi kwesikrini se-Diwen nekhasi lewebhu lesiphequluli. Lesi sixazululo sibona imisebenzi efana nokuthumela nokwamukela idatha, ukusebenzisana kweshadi, nokuboniswa kolwazi oluyisisekelo phakathi kwesikrini esihlakaniphile nekhasi lewebhu.
1. Isibonisi somphumela wekhasi lewebhu leNode-RED
(1) Ngokusebenzisa ubuchwepheshe be-Node-RED, isiphequluli sisetshenziswa njengendawo yokungena yokusebenzisana, ukuze isiphequluli nesikrini kuxhumane ngembobo ye-serial ukubona isibonisi esihambisanayo somsebenzi.
![i-ava (1)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96baa7b18a54530.jpg)
![i-ava (2)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96babae2d997861.jpg)
Ukuthumela nokwamukela idatha Ikhasi lethebhu
Isithonjana sekhasi lethebhu esebenzisanayo
![i-ava (3)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96bad3193a85099.jpg)
Ulwazi oluyisisekelo Umthelela wekhasi lethebhu
(2) Amakhodi ayizethenjwa amakhulu eklayenti lewebhu le-Node-RED ami kanje:
{
"id": "fbb314a16ea00889",
"type": "serial in",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Imbobo yochungechunge ithola idatha",
"serial": "83fb45b5f4b51d61",
"x": 390,
"futhi": 140,
"izintambo": [
[
"685a2fb2c2dc8fba"
]
]
},
{
"id": "1ba3c6e812e03e27",
"type": "serial out",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Serial port ukuthumela",
"serial": "83fb45b5f4b51d61",
"x": 860,
"futhi": 260,
"izintambo": []
},
{
"id": "5fb7f1d3d7425133",
"type": "isimo",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Qapha isimo sembobo ye-serial",
"ububanzi": [
"fbb314a16ea00889"
],
"x": 390,
"futhi": 200,
"izintambo": [
[
"3f18d1fdea398d35"
]
]
},
{
"id": "3f18d1fdea398d35",
"type": "function",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Khipha isimo se-serial port",
"func": "let sta = msg.status.text;\nlet color = 'red';\nif (sta.indexOf('not-connected') >= 0) \n sta = 'Ayixhunyiwe';\nse uma (sta.indexOf('kuxhunyiwe') >= 0)\n{\n sta = 'uxhumano luphumelele';\n umbala = 'luhlaza';\n}okunye\n sta = 'kwenzeke iphutha';\nmsg[' payload'] = sta;\nmsg['color'] = color;\n\nbuyisela umlayezo;",
"okuphumayo": 1,
"isikhathi sokuvala": 0,
"noerr": 0,
"initialize": "",
"phetha": "",
"libs": [],
"x": 620,
"futhi": 200,
"izintambo": [
[
"2ec78ff0b0b9a56f"
]
]
},
{
"id": "2ec78ff0b0b9a56f",
"type": "ui_template",
"from": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"group": "4e4db779a7b91019",
"name": "Bonisa isimo se-serial port",
"i-oda": 1,
"ububanzi": 0,
"ubude": 0,
"ifomethi": "
2. DGUSIisixhumi esibonakalayoDesign
![i-ava (4)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96bae62cee44597.jpg)
1. I-C51 Engineering Design
Isixazululo sisebenzisa i-T5L smart screen serial port 2 ukuxhumana nekhasi lewebhu le-Node-RED. Amanye amakhodi ayizethenjwa ami kanje:
#faka phakathi "sys.h"
#faka phakathi "uart2.h"
#faka
#faka
u8 buff[200];
i-void main(engenalutho)
{
u16num;
u16val;
oneminyaka engu-16;
u8i;
sys_init();
uart2_init(115200);
endala= 0;
ngenkathi(1)
{
uma(is_recv_complete)
{
uart2_buf[recv_len++]= 0;
uart2_buf[recv_len++]= 0;
if(str((char*)uart2_buf,"cmd"))
{
inombolo= uart2_buf[3]-'0';
uma(inombolo
{
okwe(i=0;i
{
ival= (inombolo==i);
sys_write_vp(0x2300+i,(u8*)&val, 1);
}
}okunye(inombolo
{
ival=(inombolo==3);
sys_write_vp(0x2200,(u8*)&val, 1);
}
}okunye
{
sys_write_vp(0x2000,uart2_buf, recv_len/2+2);
}
recv_len= 0;
is_recv_complete= 0;
}
sys_read_vp(0x1000,(u8*)&val, 1);
uma(ival==1)
{
sys_read_vp(0x2100,buff, 50);
okwe(i=0;i
{
uma(buff==0xff)
{
buff= 0x00;
buff[i+1]= 0x00;
ikhefu;
}
}
u2_send_bytes(buff,strlen(buff));
ival= 0;
sys_write_vp(0x1000,(u8*)&val, 1);
}
sys_read_vp(0x2400,(u8*)&val, 1);
uma(val!=old)
{
sprintf(buff,"%d", val);
u2_send_bytes(buff,strlen(buff));
endala= ival;
}
}
}
Isikhathi sokuthumela: Dec-28-2023
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