Chip-cn-dat/WCH/CH343-dat/CH343-dat.md
... ...
@@ -9,7 +9,7 @@
9 9
- Built-in firmware, emulate standard UART interface, used to upgrade the original serial peripherals or expand additional UART via USB.
10 10
- Original serial applications are totally compatible without any modification in Windows operating systems.
11 11
- Supports free installation OS which built-in CDC driver or multi-functional high-speed VCP vendor driver.
12
-- Hardware full duplex UART interface, integrated independent transmit-receive buffer, supports communication baud rate varies from 50bps to 6Mbps.
12
+- Hardware full duplex UART interface, integrated independent transmit-receive buffer, supports communication baud rate varies **from 50bps to 6Mbps.**
13 13
- Supports automatic identification and dynamic adaptation of common communication baud rate of 115200bps and below.
14 14
- UART supports 5, 6, 7 or 8 data bits, and supports odd, even, space, mark and none parity.
15 15
- Supports common MODEM interface signals RTS, DTR, DCD, RI, DSR and CTS.
... ...
@@ -33,4 +33,5 @@
33 33
34 34
## ref
35 35
36
-https://www.wch-ic.com/products/CH343.html
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0
+- https://www.wch-ic.com/products/CH343.html
1
+- https://www.wch.cn/products/CH343.html
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\ No newline at end of file
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Tech/Interface-dat/Serial-dat/Serial-dat.md
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1
+
2
+# USB TTL Dat
3
+
4
+## Usage
5
+
6
+from the perspective of the cable to the perspective of the target
7
+
8
+- Green = TXD -> target RXD
9
+- White = RXD -> target TXD
10
+- Red = VCC -> target +5V
11
+- Black = GND - > target GND
12
+
13
+![](32-40-17-24-07-2023.png)
14
+
15
+
16
+
17
+
18
+## Product links
19
+
20
+- PL2303 - [[DPR1041-dat]]
21
+- CH340 - [[DPR1042-dat]] - [[DPR1039-dat]]
22
+
23
+- CP2102 - [[DPR1003-dat]], [[DPR1002-DAT]]
24
+
25
+- FT232RL - [[DPR1029-dat]]
26
+
27
+- 4x channels - [[DPR1120-dat]]
28
+
29
+## Use case
30
+
31
+
32
+### programming for ESP32 or ESP8266 :
33
+- TXD -> RXD
34
+- RXD -> TXD
35
+- 5V -> 5V
36
+- GND -> GND.
37
+
38
+Booting Mode select
39
+
40
+ Hold down IO0 button, and connect power supply to enter into flash mode
41
+ do NOT Hold down IO0 button, and connect power supply to enter into normal mode
42
+
43
+- please note for [[ESP32-C3-dat]], the programming mode select pin is (button) IO9
44
+
45
+
46
+### Programming Wiring
47
+
48
+- for [[NWI1126-dat]]
49
+
50
+![](2023-09-27-16-07-06.png)
51
+
52
+
53
+### Confirm selected Mode
54
+
55
+- The COM port monitor used below is [[com-monitor-dat]]
56
+- if your actions are all correct, the module should enter into correct module, and print output as below
57
+- In this mode, you can close the monitor, and further programming it with other SDK like [[arduino-esp32-dat]]
58
+
59
+![](2023-09-27-16-05-42.png)
60
+
61
+
62
+### troubleshooting checklist
63
+- reverse TX RX in case wrong wiring of communication
64
+
65
+
66
+## ref
67
+software [[com-monitor-dat]]
68
+
69
+- [[ESP-SDK-dat]]
70
+
71
+## Compatibility
72
+
73
+replaceable
74
+- [[CP2102-dat]] - [[CP2104-dat]]
75
+
76
+
77
+
78
+## other interface
79
+- [[RS485-DAT]] - [[RS232-dat]] - [[I2C-dat]]
80
+
81
+
82
+- [[usb-ttl]]
Tech/Interface-dat/Serial-dat/USB-TTL-dat.md
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@@ -0,0 +1,4 @@
1
+
2
+# USB-TTL-dat
3
+
4
+- redirect to [[Serial-dat]]
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Tech/Interface-dat/Serial-dat/auto-serial-dat/2023-11-30-17-20-37.png
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Tech/Interface-dat/Serial-dat/auto-serial-dat/auto-serial-dat.md
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@@ -0,0 +1,6 @@
1
+
2
+# auto-serial-dat
3
+
4
+![](2023-11-30-17-20-37.png)
5
+
6
+
Tech/Interface-dat/USB-TTL-dat/2023-09-27-16-05-42.png
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Tech/Interface-dat/USB-TTL-dat/USB-TTL-dat.md
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@@ -1,82 +0,0 @@
1
-
2
-# USB TTL Dat
3
-
4
-## Usage
5
-
6
-from the perspective of the cable to the perspective of the target
7
-
8
-- Green = TXD -> target RXD
9
-- White = RXD -> target TXD
10
-- Red = VCC -> target +5V
11
-- Black = GND - > target GND
12
-
13
-![](32-40-17-24-07-2023.png)
14
-
15
-
16
-
17
-
18
-## Product links
19
-
20
-- PL2303 - [[DPR1041-dat]]
21
-- CH340 - [[DPR1042-dat]] - [[DPR1039-dat]]
22
-
23
-- CP2102 - [[DPR1003-dat]], [[DPR1002-DAT]]
24
-
25
-- FT232RL - [[DPR1029-dat]]
26
-
27
-- 4x channels - [[DPR1120-dat]]
28
-
29
-## Use case
30
-
31
-
32
-### programming for ESP32 or ESP8266 :
33
-- TXD -> RXD
34
-- RXD -> TXD
35
-- 5V -> 5V
36
-- GND -> GND.
37
-
38
-Booting Mode select
39
-
40
- Hold down IO0 button, and connect power supply to enter into flash mode
41
- do NOT Hold down IO0 button, and connect power supply to enter into normal mode
42
-
43
-- please note for [[ESP32-C3-dat]], the programming mode select pin is (button) IO9
44
-
45
-
46
-### Programming Wiring
47
-
48
-- for [[NWI1126-dat]]
49
-
50
-![](2023-09-27-16-07-06.png)
51
-
52
-
53
-### Confirm selected Mode
54
-
55
-- The COM port monitor used below is [[com-monitor-dat]]
56
-- if your actions are all correct, the module should enter into correct module, and print output as below
57
-- In this mode, you can close the monitor, and further programming it with other SDK like [[arduino-esp32-dat]]
58
-
59
-![](2023-09-27-16-05-42.png)
60
-
61
-
62
-### troubleshooting checklist
63
-- reverse TX RX in case wrong wiring of communication
64
-
65
-
66
-## ref
67
-software [[com-monitor-dat]]
68
-
69
-- [[ESP-SDK-dat]]
70
-
71
-## Compatibility
72
-
73
-replaceable
74
-- [[CP2102-dat]] - [[CP2104-dat]]
75
-
76
-
77
-
78
-## other interface
79
-- [[RS485-DAT]] - [[RS232-dat]] - [[I2C-dat]]
80
-
81
-
82
-- [[usb-ttl]]
Tech/Interface-dat/interface-dat.md
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@@ -28,7 +28,7 @@
28 28
29 29
- [[DPR1097-dat]]
30 30
31
-[[USB-TTL-dat]] breakout
31
+[[Serial-dat]] breakout
32 32
33 33
- PL2303 [[DPR1041-dat]] - CH340 [[DPR1042-dat]]
34 34
- CP2102 - [[DPR1003-dat]], [[DPR1002-DAT]]
Tech/power-dat/power-switch-dat/power-switch-dat.md
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@@ -1,10 +1,28 @@
1 1
2 2
# power-switch-dat
3 3
4
-STMPS2151
4
+### STMPS2151
5 5
6 6
Enhanced single channel power switches
7 7
8 8
- https://www.st.com/en/switches-and-multiplexers/stmps2151.html
9 9
10
-![](2023-11-30-15-52-54.png)
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\ No newline at end of file
0
+All features
1
+- 90 mΩ high-side MOSFET switch
2
+- 500/1000 mA continuous current
3
+- Thermal and short-circuit protection with overcurrent logic output
4
+- Operating range from 2.7 to 5.5 V
5
+- CMOS and TTL compatible enable input
6
+- Undervoltage lockout (UVLO)
7
+
8
+![](2023-11-30-15-52-54.png)
9
+
10
+
11
+### VN750
12
+
13
+- [[VN750-dat]]
14
+
15
+
16
+## ref
17
+
18
+- [[power-switch]]
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