{"id":2689,"date":"2022-10-28T08:39:29","date_gmt":"2022-10-28T00:39:29","guid":{"rendered":"http:\/\/www.tinywsn.net\/wordpress\/?post_type=docs&p=2689"},"modified":"2022-10-28T12:52:12","modified_gmt":"2022-10-28T04:52:12","slug":"netlcd","status":"publish","type":"docs","link":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/docs\/manual\/gateway\/tools\/netlcd\/","title":{"rendered":"\u663e\u793a\u6a21\u5757netlcd"},"content":{"rendered":"\n
\n
\n

\u7f51\u5173\u8f6f\u4ef6TinyGW\u672c\u8eab\u662f\u7531python\u5f00\u53d1\uff0c\u5b83\u7684\u6e90\u7801\u5b8c\u5168\u5f00\u6e90\uff0c\u4fbf\u4e8e\u7528\u6237\u76f4\u63a5\u4fee\u6539\u548c\u6269\u5145\uff0c\u4f46\u662f\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u5b83\u4e5f\u6709\u663e\u793a\u9700\u6c42\uff0c\u6bd4\u5982\u8bbe\u7f6e\u53c2\u6570\uff0c\u663e\u793a\u72b6\u6001\u7b49\u7b49\uff0c\u4e3a\u4e86\u4fbf\u4e8e\u4f7f\u7528\uff0c\u6211\u4eec\u91c7\u53d6\u4e86\u7c7b\u4f3c\u4e32\u53e3\u5c4f\u7684\u65b9\u5f0f\uff0c\u4f46\u662f\u4f7f\u7528\u7f51\u7edc\u63a5\u53e3UDP, \u5916\u63a5128X64\u7684\u70b9\u9635OLED, \u53ea\u9700\u53d1\u9001\u7528JSON\u63cf\u8ff0\u7684\u56fe\u5f62\u64cd\u4f5c\u547d\u4ee4\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u3002<\/p>\n\n\n\n

\u786c\u4ef6\u63a5\u53e3<\/h2>\n\n\n\n
\"\"
\u76ee\u524dSPI\u548cI2C\u63a5\u53e3\u7684\u7ebf\u5e8f\u548cOLED\u6a21\u5757\u4e0d\u5339\u914d\uff0c\u6240\u4ee5\u6682\u65f6\u6709\u98de\u7ebf\uff0c\u540e\u7eed\u7248\u672c\u4f1a\u8c03\u6574\u3002<\/figcaption><\/figure><\/div>\n\n\n\n

\u5982\u4e0a\u6240\u793a\uff0c\u5728\u7f51\u5173\u786c\u4ef6\u4e2d\u9884\u7559\u6709SPI\u548cI2C\u63a5\u53e3\u5404\u4e00\u8def\uff0c\u6240\u4ee5\u53ef\u4ee5\u63d2\u5165\u652f\u6301SPI\u548cI2C\u63a5\u53e3\u7684OLED\u6a21\u5757\u3002<\/p>\n\n\n\n

\u8f6f\u4ef6\u67b6\u6784<\/h2>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n

\u8f6f\u4ef6\u67b6\u6784\u5982\u4e0a\u6240\u793a\uff0c\u5bf9\u5916\u63d0\u4f9bUDP\u63a5\u53e3\uff0c\u63a5\u53d7\u4f7f\u7528JSON\u63cf\u8ff0\u7684\u56fe\u5f62\u64cd\u4f5c\u63a5\u53e3\uff0c\u56fe\u5f62\u5e93\u4f7f\u7528\u662fu8g2.<\/p>\n\n\n\n

\u4f7f\u7528\u793a\u4f8b<\/h2>\n\n\n\n

\u8f6f\u4ef6\u5305\u62ec\u4e24\u4e2a\u6587\u4ef6\uff0cnetlcd.ini\u662f\u914d\u7f6e\u6587\u4ef6<\/p>\n\n\n\n

\n
<\/div>\n\n\n\n
\n

root@LEDE:~# ls
netlcd<\/strong>
netlcd.ini
root@LEDE:~#<\/strong><\/p>\n<\/div>\n\n\n\n

<\/div>\n<\/div>\n\n\n\n


\u914d\u7f6e\u6587\u4ef6netlcd.ini\u7684\u683c\u5f0f\uff0c \u5176\u4e2dbus\u662fOLED\u7684\u603b\u7ebf\u63a5\u53e3\uff0c\u53ef\u4ee5\u662fspi\u6216i2c, port\u662f\u76d1\u542c\u7684UDP\u7aef\u53e3\u53f7.<\/p>\n\n\n\n

\n
<\/div>\n\n\n\n
\n

root@LEDE:~# cat netlcd.ini
[sys]
bus= spi
port = 9904
[pin]
res = 65
dc = 66
[spi]
dev = 0x10
[i2c]
dev = 0x00
addr = 0x3c
root@LEDE:~#<\/strong><\/p>\n<\/div>\n\n\n\n

<\/div>\n<\/div>\n\n\n\n

\u5217\u51fanetlcd\u652f\u6301\u7684\u56fe\u5f62\u63a5\u53e3, \u8fd9\u4e9b\u63a5\u53e3\u5b8c\u5168\u6765\u81ea\u662fu8g2\u7684\u63a5\u53e3\uff0c\u53ef\u4ee5\u53c2\u8003u8g2.h\u7684\u5b9a\u4e49<\/p>\n\n\n\n

\n
<\/div>\n\n\n\n
\n

root@LEDE:~# .\/netlcd -l
0: ClearDisplay()
1: draw_l90_r0(uint_t x, uint_t y, uint_t len, uint8_t dir)
2: SetMaxClipWindow()
3: SetClipWindow(uint_t clip_x0, uint_t clip_y0, uint_t clip_x1, uint_t clip_y1 )
4: SendBuffer()
5: ClearBuffer()
6: SetBufferCurrTileRow(uint8_t row)
7: FirstPage()
8: NextPage()
…..
49: DrawStr(uint_t x, uint_t y, const char *str)<\/strong>
…..
root@LEDE:~#<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n

\u5f53\u6211\u4eec\u8981\u4f7f\u7528netLlcd, \u53ea\u9700\u8981\u5f80\u5b83\u7684\u7aef\u53e3\u53f7\u53d1\u9001\u6570\u636e\uff0c\u6570\u636e\u7684\u683c\u5f0f\u662f\u6587\u672c\u7684JSON\u683c\u5f0f\uff0c \u8fd9\u4e2a\u683c\u5f0f\u4eba\u673a\u90fd\u53ef\u4ee5\u9605\u8bfb\uff0c\u975e\u5e38\u65b9\u4fbf. \u4e0b\u9762\u6211\u4eecsocat\u5de5\u5177\uff08\u6216\u8005\u5176\u4ed6socket\u5de5\u5177\uff09\u6765\u6d4b\u8bd5netlcd\u7684\u63a5\u53e3\uff0c\u6211\u4eec\u628a\u53d1\u9001\u7684JSON\u547d\u4ee4\u5b58\u6210\u6587\u4ef6\uff0c\u5b83\u662f\u6587\u672c\u683c\u5f0f\uff0c\u53ef\u4ee5\u76f4\u63a5\u7f16\u8f91<\/p>\n\n\n\n

\u6587\u4ef6<\/th>\u5185\u5bb9<\/th><\/tr><\/thead>
ClearDisplay.jsn<\/td>{
“func”: “ClearDisplay”
}<\/td><\/tr>
SendBuffer.jsn<\/td>{
“func”: “SendBuffer”
}<\/td><\/tr>
DrawStr.jsn<\/td>{
“func”: “DrawStr”,
“x”: 32,
“y”: 32,
“str”: “Hello,world.”
}<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u6d4b\u8bd5\u65f6\uff0c\u53ea\u9700\u628a\u53d1\u6587\u4ef6\u5185\u5bb9\u53d1\u9001\u5230netlcd\u7684\u7aef\u53e3\uff0c\u5c31\u53ef\u4ee5\u5728OLED\u4e0a\u89c2\u5bdf\u663e\u793a\u6548\u679c, \u6bd4\u5982\u60f3\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u201cHello,world\u201d\u5b57\u7b26\u4e32\uff0c\u53ea\u9700\u4f9d\u6b21\u8fd0\u884c\u4e0b\u9762\u547d\u4ee4\uff0c<\/p>\n\n\n\n

#cat ClearDisplay.jsn | socat stdin udp-sendto:192.168.3.116:9904
#cat DrawStr.jsn | socat stdin udp-sendto:192.168.3.116:9904
#cat SendBuffer.jsn | socat stdin udp-sendto:192.168.3.116:9904

\u4e0a\u9762\u547d\u4ee4\uff0c\u53ea\u662f\u7b80\u5355\u5427\u6587\u4ef6\u5185\u5bb9\u53d1\u9001\u5230\u5730\u5740192.168.3.116 \u7aef\u53e39904\uff0c \u8fd9\u5c31\u662fnetlcd\u76d1\u542c\u7684\u7aef\u53e3\u3002\u7c7b\u4f3c\u7684\uff0c\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u8fd970\u51e0\u4e2a\u56fe\u5f62\u63a5\u53e3\u7684\u7ec4\u5408\uff0c\u6784\u9020\u51fa\u81ea\u5df1\u7684\u663e\u793a\u5185\u5bb9\u3002<\/p>\n<\/div>\n\n\n\n

<\/div>\n<\/div>\n\n\n\n

<\/p>\n","protected":false},"featured_media":0,"parent":2688,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","docs_category":[],"_links":{"self":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/2689"}],"collection":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/types\/docs"}],"replies":[{"embeddable":true,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/comments?post=2689"}],"version-history":[{"count":22,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/2689\/revisions"}],"predecessor-version":[{"id":2729,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/2689\/revisions\/2729"}],"up":[{"embeddable":true,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs\/2688"}],"wp:attachment":[{"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/media?parent=2689"}],"wp:term":[{"taxonomy":"docs_category","embeddable":true,"href":"http:\/\/www.tinywsn.net\/wordpress\/index.php\/wp-json\/wp\/v2\/docs_category?post=2689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}