Board-dat/IDO/IDO1007-dat/IDO1007-dat.md
... ...
@@ -1,5 +1,5 @@
1 1
2
-# IDO1005-dat
2
+# IDO1007-dat
3 3
4 4
https://www.electrodragon.com/product/mini-thermal-receipt-printer-serial-5v/
5 5
... ...
@@ -59,4 +59,6 @@ Type:
59 59
60 60
## ref
61 61
62
+- [[IDO1005-dat]]
63
+
62 64
- [[IDO1007]]
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\ No newline at end of file
Board-dat/MPC/MPC1073-DAT/MPC1073-test-log-dat/MPC1073-test-log-dat.md
... ...
@@ -5,9 +5,7 @@
5 5
6 6
## Make first
7 7
8
-make it
9
-
10
- make -C examples-api-use
8
+make it == `make -C examples-api-use`
11 9
12 10
## MPC1120
13 11
... ...
@@ -52,6 +50,8 @@ Run example for our selling 32x16 panel
52 50
./examples-api-use/runtext16.ppm -D 0 --led-cols=32 --led-rows=16 --led-multiplexing=8
53 51
./examples-api-use/demo -D 0 --led-cols=32 --led-rows=32 --led-multiplexing=1
54 52
53
+ ./examples-api-use/demo -D 0 --led-cols=32 --led-rows=16 --led-multiplexing=8 --led-no-hardware-pulse
54
+
55 55
To chain other panel:
56 56
57 57
--led-chain=2 to --led-chain=4
Board-dat/MPC/MPC1120-dat/MPC1120-dat.md
... ...
@@ -76,28 +76,28 @@ subtotal == 8 pins
76 76
| x | 39 | GND | |
77 77
| | 40 | 21 | P2-B2 |
78 78
79
-| setup | GPIO Number | Physical Pin | usage | usage | Physical Pin | GPIO Number | setup |
80
-| ------ | ----------- | ------------ | ----- | ----- | ------------ | ----------- | ----- |
81
-| | 3.3V | 1 | x | x | 2 | 5V | |
82
-| P2-G1 | GPIO2 | 3 | | x | 4 | 5V | |
83
-| P2-B1 | GPIO3 | 5 | | x | 6 | GND | |
84
-| StrobE | GPIO4 | 7 | | | 8 | GPIO14 | P2-R1 |
85
-| | GND | 9 | x | | 10 | GPIO15 | E |
86
-| CLK | GPIO17 | 11 | | | 12 | GPIO18 | OE |
87
-| P0-G1 | GPIO27 | 13 | | x | 14 | GND | |
88
-| A | GPIO22 | 15 | | | 16 | GPIO23 | B |
89
-| | 3.3V ??? | 17 | x | | 18 | GPIO24 | C |
90
-| P0-B2 | GPIO10 | 19 | | x | 20 | GND | |
91
-| P0-G2 | GPIO9 | 21 | | | 22 | GPIO25 | |
92
-| P0-R1 | GPIO11 | 23 | | | 24 | GPIO8 | P0-R2 |
93
-| | GND | 25 | x | | 26 | GPIO7 | P0-B1 |
94
-| | ID_SD | 27 | | | 28 | ID_SC | |
95
-| P1-G1 | GPIO5 | 29 | | x | 30 | GND | |
96
-| P1-B1 | GPIO6 | 31 | | | 32 | GPIO12 | P1-R1 |
97
-| P1-G2 | GPIO13 | 33 | | x | 34 | GND | |
98
-| P1-R2 | GPIO19 | 35 | | | 36 | GPIO16 | P2-G2 |
99
-| P2-R2 | GPIO26 | 37 | | | 38 | GPIO20 | P1-B2 |
100
-| | GND | 39 | x | | 40 | GPIO21 | P2-B2 |
79
+| | setup | GPIO | Pin | usage | usage | Pin | GPIO | setup | |
80
+| ------ | ------ | -------- | --- | ----- | ----- | --- | ----- | ----- | ------ |
81
+| | | 3.3V | 1 | x | x | 2 | 5V | | |
82
+| P2-1-G | P2-G1 | 2 | 3 | | x | 4 | 5V | | |
83
+| P2-1-B | P2-B1 | 3 | 5 | | x | 6 | GND | | |
84
+| | StrobE | 4 | 7 | | | 8 | 14 | P2-R1 | P2-1-R |
85
+| | | GND | 9 | x | | 10 | 15 | E | |
86
+| | CLK | 17 | 11 | | | 12 | 18 | OE | |
87
+| P0-1-G | P0-G1 | 27 | 13 | | x | 14 | GND | | |
88
+| | A | 22 | 15 | | | 16 | 23 | B | |
89
+| | | 3.3V ??? | 17 | x | | 18 | 24 | C | |
90
+| P0-2-B | P0-B2 | 10 | 19 | | x | 20 | GND | | |
91
+| P0-2-G | P0-G2 | 9 | 21 | | x | 22 | 25 | | |
92
+| P0-1-R | P0-R1 | 11 | 23 | | | 24 | 8 | P0-R2 | P0-2-R |
93
+| | | GND | 25 | x | | 26 | 7 | P0-B1 | P0-1-B |
94
+| | | ID_SD | 27 | | | 28 | ID_SC | | |
95
+| P1-1-G | P1-G1 | 5 | 29 | | x | 30 | GND | | |
96
+| P1-1-B | P1-B1 | 6 | 31 | | | 32 | 12 | P1-R1 | P1-1-R |
97
+| P1-2-G | P1-G2 | 13 | 33 | | x | 34 | GND | | |
98
+| P1-2-R | P1-R2 | 19 | 35 | | | 36 | 16 | P2-G2 | P2-2-G |
99
+| P2-2-R | P2-R2 | 26 | 37 | | | 38 | 20 | P1-B2 | P1-2-B |
100
+| | | GND | 39 | x | | 40 | 21 | P2-B2 | P2-2-B |
101 101
102 102
103 103
Board-dat/SCU/SCU1041-DAT/SCU1041-DAT.md
... ...
@@ -17,6 +17,11 @@ https://www.electrodragon.com/product/triac-switching-drive-board-optical-isolat
17 17
### to use it on 3.3V input
18 18
- by removing the LED, that was taking power from the GPIO dropping it below the minimum current required to open the gate.
19 19
20
+- questions: no need extra power supply
21
+
22
+
23
+
24
+
20 25
## Ref
21 26
22 27
- [[BT136-dat]]
... ...
@@ -26,4 +31,5 @@ https://www.electrodragon.com/product/triac-switching-drive-board-optical-isolat
26 31
27 32
- demo video please see at [[TRIAC-dat]]
28 33
29
-- [[SCU1041]]
... ...
\ No newline at end of file
0
+- [[SCU1041]]
1
+
Tech-dat/Interface-dat/USB-dat/CONN-USB-dat/USB-type-c-dat/2025-11-20-14-56-28.png
... ...
Binary files /dev/null and b/Tech-dat/Interface-dat/USB-dat/CONN-USB-dat/USB-type-c-dat/2025-11-20-14-56-28.png differ
Tech-dat/Interface-dat/USB-dat/CONN-USB-dat/USB-type-c-dat/USB-type-c-dat.md
... ...
@@ -8,6 +8,8 @@
8 8
9 9
- [[USB-dat]]
10 10
11
+
12
+
11 13
## functions
12 14
13 15
- [[USB-charging-dat]] - [[USB-PD-dat]]
... ...
@@ -16,6 +18,18 @@
16 18
17 19
- [[displayPort-dat]]
18 20
21
+- [[thunderbolt-dat]]
22
+
23
+
24
+## hardware
25
+
26
+- [[iphone-17-dat]] 20pins [[usb-type-c-dat]] - [[usb-type-c]] - [[usb]]
27
+
28
+![](2025-11-20-14-56-28.png)
29
+
30
+线材eMarker信息，方案为Coaxial（0x367e）,具备50V5A 240W EPR供电能力，速率规格为USB4 Gen4（80Gb）。
31
+
32
+
19 33
20 34
## history
21 35
Tech-dat/Interface-dat/USB-dat/lightning-dat/2025-11-20-14-59-56.png
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Binary files /dev/null and b/Tech-dat/Interface-dat/USB-dat/lightning-dat/2025-11-20-14-59-56.png differ
Tech-dat/Interface-dat/USB-dat/lightning-dat/lightning-dat.md
... ...
@@ -0,0 +1,28 @@
1
+
2
+# lightning-dat
3
+
4
+![](2025-11-20-14-59-56.png)
5
+
6
+这个转接头，一头是lightning接口，接手机，另外一头大头是一个HDMI口和一个lightning母口（需要给手机以及内部供电），HDMI口需要额外的一根HDMI线连接转接器跟电视，你要买这个转接器的话切记要有一根额外的HDMI线才行。
7
+
8
+The iPhone 8 uses a **Lightning connector**, which does not natively support DisplayPort.
9
+Instead, video output is possible via:
10
+
11
+- **Lightning Digital AV Adapter (Apple official)**
12
+ - Converts **Lightning → HDMI**
13
+ - Supports up to **1080p @ 60Hz**
14
+ - Can mirror your screen or output compatible apps
15
+
16
+- **Lightning to VGA Adapter**
17
+ - Converts Lightning → VGA
18
+ - Max resolution **1024×768**
19
+ - Older projectors or displays only
20
+
21
+Yes. The **iPad Mini 5** uses a **Lightning connector**, and it can output video using Apple adapters.
22
+
23
+
24
+
25
+
26
+## ref
27
+
28
+- [[USB-dat]]
... ...
\ No newline at end of file
Tech-dat/Interface-dat/USB-dat/usb-dat.md
... ...
@@ -30,6 +30,11 @@
30 30
31 31
- [[USB-2.0-dat]] - [[usb-type-c-dat]]
32 32
33
+- [[lightning-dat]]
34
+
35
+
36
+
37
+
33 38
## Devices
34 39
35 40
- [[ARM1003-dat]] - [[MOT1022-dat]]
app-dat/phone-dat/phone-dat.md
... ...
@@ -5,4 +5,7 @@
5 5
6 6
Pixel 8 supports **high-security face unlock** usable for payments and apps.
7 7
8
-Pixel 8 display peaks at ~2000 nits brightness.
... ...
\ No newline at end of file
0
+Pixel 8 display peaks at ~2000 nits brightness.
1
+
2
+
3
+- [[USB-type-c-dat]]
... ...
\ No newline at end of file
board-series-dat/RMP-driver-dat/RMP-driver-dat.md
... ...
@@ -22,12 +22,18 @@
22 22
23 23
- [[led-rgb-panel-dat]] - [[RPI-pin-dat]] - [[rpi-dat]]
24 24
25
+
26
+
27
+
28
+
29
+
25 30
## knowledge
26 31
27
-- [[HUB75-dat]]
32
+- [[HUB75-dat]] - [[MPC1120-dat]]
28 33
29 34
## Typical wiring with RPI - for MPC1073
30 35
36
+
31 37
| Connection | Pin | Pin | Connection |
32 38
| ---------: | :-: | :-: | :------------------------------ |
33 39
| - | 1 | 2 | - |
... ...
@@ -61,7 +67,7 @@ corresponding pin number:
61 67
* OE = GPIO 18
62 68
* CLK = GPIO 17
63 69
* LAT (STROKE) = GPIO 4
64
-* P0 R1/G1/B1 = 11 / 27 / 26
70
+* P0 R1/G1/B1 = 11 / 27 / 7
65 71
* P0 R2/G2/B2 = 8 / 9 / 10
66 72
67 73
* P1 R1/G1/B1 = 12 / 5 / 6
... ...
@@ -102,9 +108,12 @@ ref
102 108
103 109
[[RPI-dat]] based
104 110
105
-[hzeller/rpi-rgb-led-matrix](https://github.com/hzeller/rpi-rgb-led-matrix/)
106 111
112
+### RPI software
107 113
114
+[hzeller/rpi-rgb-led-matrix](https://github.com/hzeller/rpi-rgb-led-matrix/)
115
+
116
+- use log see here - [[MPC1073-test-log-dat]] - [[RMP-driver-setup-dat]] - [[RMP-driver-cmd-dat]]
108 117
109 118
## ref
110 119
... ...
@@ -124,5 +133,6 @@ forum - https://rpi-rgb-led-matrix.discourse.group/t/looking-for-a-small-form-fa
124 133
125 134
- development for [[RMP-RPI-CM4-dat]] will not work
126 135
136
+- [[hub75-dat]]
127 137
128
-
138
+- [[raspberry-pi-dat]]
... ...
\ No newline at end of file
board-series-dat/RMP-driver-dat/RMP-driver-setup-dat.md
... ...
@@ -7,6 +7,23 @@ and how to setup the E-sel multiplexing - [[MPC1073-multiplexing-dat]]
7 7
8 8
9 9
10
+## sound card
11
+
12
+```
13
+Suggestion: to slightly improve display update, add
14
+ isolcpus=3
15
+at the end of /boot/cmdline.txt and reboot (see README.md)
16
+
17
+=== snd_bcm2835: found that the Pi sound module is loaded. ===
18
+Don't use the built-in sound of the Pi together with this lib; it is known to be
19
+incompatible and cause trouble and hangs (you can still use external USB sound adapters).
20
+
21
+See Troubleshooting section in README how to disable the sound module.
22
+You can also run with --led-no-hardware-pulse to avoid the incompatibility,
23
+but you will have more flicker.
24
+Exiting; fix the above first or use --led-no-hardware-pulse
25
+```
26
+
10 27
## improve display update
11 28
12 29