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comparison espNode/theater_lcd.yaml @ 802:d88085f35745

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theater_lcd displays lines from mqtt on an ili9486 display in 8-bit mode
author drewp@bigasterisk.com
date Sat, 27 Mar 2021 22:15:56 -0700
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children 2bed2f68243c
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801:706539aa1990 802:d88085f35745
1
2 esphome:
3 name: theater_lcd
4 platform: ESP32
5 board: esp32cam
6 build_path: build
7
8 wifi:
9 ssid: !secret wifi_ssid
10 password: !secret wifi_password
11 domain: ''
12
13 mqtt:
14 broker: '10.2.0.1'
15 port: 1883
16 username: ''
17 password: ''
18
19 logger:
20 baud_rate: 115200
21 level: DEBUG
22
23 ota:
24
25 # image:
26 # - file: "colorscape.png"
27 # id: colorscape
28 # type: RGB24
29
30 font:
31 - file: "bluefish-scratched/BLUEFISH BLACK SCRATCHED_Demo.ttf"
32 id: font_bluefish_big
33 size: 120
34 glyphs: "0123456789ms "
35 - file: "Teko/Teko-Regular.ttf"
36 id: font_teko_small
37 size: 60
38 glyphs: "+-_.:0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ "
39
40 display:
41 - platform: ili9486_8bit
42 model: 'TFT_3.5'
43 id: lcd
44 cs_pin: GPIO16 # wh
45 dc_pin: GPIO17 # gy
46 wr_pin: GPIO5 # pu
47 rd_pin: GPIO18 # bk
48 data_pins:
49 - GPIO33 # gy
50 - GPIO32 # bk
51 - GPIO13 # pu
52 - GPIO12 # bl
53 - GPIO14 # gn
54 - GPIO27 # ye
55 - GPIO26 # or
56 - GPIO25 # re
57 rotation: 90
58 lambda: |-
59 it.clear(); // may be cheaper to get text extent and fill that box only
60 {
61 const std::string line = id(line1).state;
62 const char color_letter = line[0];
63 const char* text = line.c_str() + (line.size() > 1 ? 1 : 0);
64 Color color;
65 switch(color_letter) {
66 // from https://coolors.co/e75d18-48a8a8-ededca-ac162a-550589-ed787f
67 case 'o': color = Color(0xe75d18);break;
68 case 'b': color = Color(0x48a8a8);break;
69 case 'y': color = Color(0xededca);break;
70 case 'r': color = Color(0xac162a);break;
71 case 'i': color = Color(0x550589);break;
72 case 'p': color = Color(0xed787f);break;
73 default: color = COLOR_WHITE;
74 }
75 it.print(0, 0, id(font_bluefish_big), color, text);
76 }
77 {
78 const std::string line = id(line2).state;
79 const char color_letter = line[0];
80 const char* text = line.c_str() + (line.size() > 1 ? 1 : 0);
81 Color color;
82 switch(color_letter) {
83 case 'o': color = Color(0xe75d18);break;
84 case 'b': color = Color(0x48a8a8);break;
85 case 'y': color = Color(0xededca);break;
86 case 'r': color = Color(0xac162a);break;
87 case 'i': color = Color(0x550589);break;
88 case 'p': color = Color(0xed787f);break;
89 default: color = COLOR_WHITE;
90 }
91 it.print(0, 150, id(font_teko_small), color, text);
92
93 }
94
95
96 text_sensor:
97 - platform: mqtt_subscribe
98 name: "line1"
99 id: line1
100 topic: theater_lcd/line1
101 on_value:
102 then:
103 - component.update: lcd
104 - platform: mqtt_subscribe
105 name: "line2"
106 id: line2
107 topic: theater_lcd/line2
108 on_value:
109 then:
110 - component.update: lcd
111
112 # ili9486 setup
113 # http://www.lcdwiki.com/3.5inch_Arduino_Display-UNO
114 # (https://www.aliexpress.com/item/4000055026873.html $12)
115 # and https://circuits4you.com/wp-content/uploads/2018/12/ESP32-Pinout.jpg
116 #
117 # GND - GND Power ground
118 # 5V - 5V 5V power input
119 # NC - 3V3 3.3V power input, this pin can be disconnected
120 # GND - LCD_RST LCD bus reset signal, low level reset
121 #
122 # GPIO16 - LCD_CS LCD bus chip select signal, low level enable
123 #
124 # GPIO17 - LCD_RS LCD bus command / data selection signal, low level: command, high level: data
125 # GPIO5 - LCD_WR LCD bus write signal
126 # GPIO18 - LCD_RD LCD bus read signal
127
128 # GPIO33 - LCD_D0 LCD 8-bit data Bit0
129 # GPIO32 - LCD_D1 LCD 8-bit data Bit1
130 # GPIO13 - LCD_D2 LCD 8-bit data Bit2
131 # GPIO12 - LCD_D3 LCD 8-bit data Bit3
132 # GPIO14 - LCD_D4 LCD 8-bit data Bit4
133 # GPIO27 - LCD_D5 LCD 8-bit data Bit5
134 # GPIO26 - LCD_D6 LCD 8-bit data Bit6
135 # GPIO25 - LCD_D7 LCD 8-bit data Bit7