——Mai DWIN Developer Forum
Ma kēia pukana, e hoʻolauna aku mākou iā ʻoe i kahi hihia open source lanakila o ka Devin Developer Forum no ka noi ʻana o Divin Screen i ke kahua hou - browser webpage a me T5L Divin Screen serial port in-depth expansion (Node-RED technology) . Hoʻohana nā ʻenekinia i nā pale akamai T5L e hoʻohele i ka ʻenehana Node-RED pono wale nō i kahi awa serial e hoʻopili ai i ka Pūnaewele a ʻike i ka pilina ʻikepili ma waena o ka pale Diwen a me ka ʻaoʻao pūnaewele pūnaewele. Hoʻomaopopo kēia hoʻonā i nā hana e like me ka hoʻouna ʻana a me ka loaʻa ʻana o ka ʻikepili, ka pilina o ka pakuhi, a me ka hōʻike ʻike kumu ma waena o ka pale akamai a me ka ʻaoʻao pūnaewele.
1. Node-RED ʻaoʻao pūnaewele e holo ana i ka hopena hōʻike
(1) Ke hoʻohana nei i ka ʻenehana Node-RED, hoʻohana ʻia ka polokalamu ma ke ʻano he komo ʻana, no laila e launa pū ka polokalamu kele pūnaewele a me ka pale ma o ke awa serial e ʻike ai i ka hōʻike hana pili.
![asva (1)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96baa7b18a54530.jpg)
![asva (2)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96babae2d997861.jpg)
Hoʻouna a loaʻa ka ʻikepili ʻaoʻao Tab
ʻAoʻao ʻaoʻao Tab pānaʻi ikona
![asva (3)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96bad3193a85099.jpg)
ʻIke kumu kumu ʻaoʻao Tab hopena
(2) ʻO nā code kuhikuhi nui no ka mea kūʻai pūnaewele Node-RED penei:
{
"id": "fbb314a16ea00889",
"type": "Serial in",
"mai": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Loaʻa ka ʻikepili i ke awa serial",
"serial": "83fb45b5f4b51d61",
"x": 390,
"a": 140,
"uwea": [
[
"685a2fb2c2dc8fba"
]
]
},
{
"id": "1ba3c6e812e03e27",
"type": "Serial out",
"mai": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "E hoʻouna ana i nā awa kikowaena",
"serial": "83fb45b5f4b51d61",
"x": 860,
"a": 260,
"uwea": []
},
{
"id": "5fb7f1d3d7425133",
"type": "kūlana",
"mai": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "Mālama i ke kūlana port serial",
"pae": [
"fbb314a16ea00889"
],
"x": 390,
"a": 200,
"uwea": [
[
"3f18d1fdea398d35"
]
]
},
{
"id": "3f18d1fdea398d35",
"type": "hana",
"mai": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"name": "E unuhi i ke kūlana port serial",
"func": "Let sta = msg.status.text;\nlet color = 'red';\nif (sta.indexOf('not-connected') >= 0) \n sta = 'Unconnected';\nelse if (sta.indexOf('connected') >= 0)\n{\n sta = 'kūpono ka pilina';\n color = ''ōmaʻomaʻo';\n}ē aʻe\n sta = 'ua hala ka hewa';\nmsg[' payload'] = sta;\nmsg['color'] = waihoʻoluʻu;\n\nhoʻihoʻi msg;",
"nā mea hoʻopuka": 1,
"manawa pau": 0,
"noerr": 0,
"initialize": "",
"finalize": "",
"libs": [],
"x": 620,
"a": 200,
"uwea": [
[
"2ec78ff0b0b9a56f"
]
]
},
{
"id": "2ec78ff0b0b9a56f",
"type": "ui_template",
"mai": "09e0777eaff7fdea",
"g": "c1661722c7db00f9",
"hui": "4e4db779a7b91019",
"name": "Hōʻike i ke kūlana port serial",
"kauoha": 1,
"ākea": 0,
"kiʻekiʻe": 0,
"format": "
2. DGUSInterfaceʻO Dhōʻailona
![asva (4)](https://ecdn6.globalso.com/upload/p/1355/source/2024-03/65f96bae62cee44597.jpg)
1. C51 Hana Hana Hana
Hoʻohana ka hopena i ka T5L smart screen serial port 2 e kamaʻilio me ka ʻaoʻao pūnaewele Node-RED. ʻO kekahi mau helu kuhikuhi penei:
#include "sys.h"
#include "uart2.h"
#hoʻokomo
#hoʻokomo
u8 buff[200];
nele nui(void)
{
u16num;
u16val;
u16 kahiko;
u8i;
sys_init();
uart2_init(115200);
kahiko= 0;
ʻoiai(1)
{
inā(ua_recv_complete)
{
uart2_buf[recv_len++]= 0;
uart2_buf[recv_len++]= 0;
inā(strstr((char*)uart2_buf,"cmd"))
{
num= uart2_buf[3]-'0';
inā(helu
{
no(i=0;i
{
val= (num==i);
sys_write_vp(0x2300+i,(u8*)&val, 1);
}
}elseif(helu
{
val=(num==3);
sys_write_vp(0x2200,(u8*)&val, 1);
}
} 'ē aʻe
{
sys_write_vp(0x2000,uart2_buf, recv_len/2+2);
}
recv_len= 0;
is_recv_complete= 0;
}
sys_read_vp(0x1000,(u8*)&val, 1);
inā(val==1)
{
sys_read_vp(0x2100, buff, 50);
no(i=0;i
{
inā(buff==0xff)
{
buff= 0x00;
buff[i+1]= 0x00;
hakihaki;
}
}
u2_send_bytes(buff,strlen(buff));
val= 0;
sys_write_vp(0x1000,(u8*)&val, 1);
}
sys_read_vp(0x2400,(u8*)&val, 1);
inā(val!=kahiko)
{
sprintf(buff,"%d", val);
u2_send_bytes(buff,strlen(buff));
kahiko= val;
}
}
}
Ka manawa hoʻouna: Dec-28-2023
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