Board-dat/NWI/NWI1044-dat/2023-10-18-13-09-23.png
... ...
Binary files a/Board-dat/NWI/NWI1044-dat/2023-10-18-13-09-23.png and /dev/null differ
Board-dat/NWI/NWI1044-dat/2023-10-18-13-10-24.png
... ...
Binary files a/Board-dat/NWI/NWI1044-dat/2023-10-18-13-10-24.png and /dev/null differ
Board-dat/NWI/NWI1044-dat/NWI1044-dat.md
... ...
@@ -1,15 +1,11 @@
1 1
2 2
# NWI1044-dat
3 3
4
-https://www.electrodragon.com/product/nodemcu-lua-amica-r2-esp8266-wifi-board/
4
+[NodeMCU Wifi DEV Board, LUA, ESP8266](https://www.electrodragon.com/product/nodemcu-lua-amica-r2-esp8266-wifi-board/)
5 5
6 6
- [legacy wiki page](https://w.electrodragon.com/w/ESP8266_NodeMCU_Dev_Board#R2_Version_Flash_Note)
7 7
8
-## Board map
9
-
10
-![](2023-10-18-13-09-23.png)
11
-
12
-![](2023-10-18-13-10-24.png)
8
+- [[nodemcu-dat]]
13 9
14 10
15 11
## Note
Board-dat/SDR/SDR1064-dat/2025-03-25-15-56-06.png
... ...
Binary files /dev/null and b/Board-dat/SDR/SDR1064-dat/2025-03-25-15-56-06.png differ
Board-dat/SDR/SDR1064-dat/SDR1064-dat.md
... ...
@@ -0,0 +1,35 @@
1
+
2
+# SDR1064-dat
3
+
4
+- [[motor-driver-dat]]
5
+
6
+## Info
7
+
8
+[product url - NodeMCU Motor Drive L293D Shield, WifiCar](https://www.electrodragon.com/product/wificar-nodemcu-motor-shield/)
9
+
10
+## Applications, category, tags, etc.
11
+
12
+- [[ESP32-rc-car-dat]] - [[nodemcu-dat]]
13
+
14
+## Board map
15
+
16
+![](2025-03-25-15-56-06.png)
17
+
18
+Motor Power Supply - VM (V_motor)
19
+Board Power Supply - VIN
20
+
21
+
22
+
23
+## Demo Code and Video
24
+
25
+
26
+
27
+
28
+## ref
29
+
30
+- [[SDR1064]]
31
+
32
+- [[L293-dat]]
33
+
34
+- [legacy wiki page ](https://www.electrodragon.com/w/WifiCar)
35
+
... ...
\ No newline at end of file
Chip-dat/TI-dat/TI-Motor-dat/L293-dat/2025-03-25-15-46-12.png
... ...
Binary files /dev/null and b/Chip-dat/TI-dat/TI-Motor-dat/L293-dat/2025-03-25-15-46-12.png differ
Chip-dat/TI-dat/TI-Motor-dat/L293-dat/L293-dat.md
... ...
@@ -0,0 +1,25 @@
1
+
2
+# L293-dat
3
+
4
+## Info
5
+
6
+chip info, [datasheet](https://www.ti.com/lit/ds/symlink/l293.pdf), etc.
7
+
8
+The L293D is a 16-pin motor driver IC, also known as a quad half-H driver, capable of controlling two DC motors or a single stepper motor, offering bidirectional drive currents of up to 600mA per channel at voltages from 4.5V to 36V.
9
+
10
+![](2025-03-25-15-46-12.png)
11
+
12
+## App.
13
+
14
+- [[SDR1064-dat]]
15
+
16
+
17
+
18
+
19
+## ref
20
+
21
+- [[74LVC2G04-dat]] - [[logic-inverter-dat]] - [[logic-gate-dat]]
22
+
23
+- [[L293]]
24
+
25
+
Circuits-dat/logic-gate-dat/2024-07-08-18-34-43.png
... ...
Binary files /dev/null and b/Circuits-dat/logic-gate-dat/2024-07-08-18-34-43.png differ
Circuits-dat/logic-gate-dat/Buffer-dat/2024-01-18-18-16-22.png
... ...
Binary files /dev/null and b/Circuits-dat/logic-gate-dat/Buffer-dat/2024-01-18-18-16-22.png differ
Circuits-dat/logic-gate-dat/Buffer-dat/2024-01-18-18-19-39.png
... ...
Binary files /dev/null and b/Circuits-dat/logic-gate-dat/Buffer-dat/2024-01-18-18-19-39.png differ
Circuits-dat/logic-gate-dat/Buffer-dat/buffer-dat.md
... ...
@@ -0,0 +1,37 @@
1
+
2
+# buffer-dat
3
+
4
+- [[octal-buffer]] - [[shift-register]]
5
+
6
+
7
+## SINGLE BUFFER/DRIVER WITH OPEN DRAIN OUTPUT
8
+
9
+74LVC1G07
10
+
11
+![](2024-01-18-18-16-22.png)
12
+
13
+
14
+## SINGLE SCHMITT-TRIGGER INVERETER
15
+
16
+74AHC1G14
17
+
18
+![](2024-01-18-18-19-39.png)
19
+
20
+
21
+
22
+## SINGLE BUFFER GATE WITH 3-STATE OUTPUT
23
+
24
+
25
+## SN74LVC2G04 Dual Inverter Gate
26
+
27
+
28
+# buffer-dat
29
+
30
+
31
+- SN74LVC1G07 Single Buffer/Driver With Open-Drain Output
32
+
33
+## Inverter
34
+
35
+SN74LVC1G14 Single Schmitt-Trigger Inverter - https://www.ti.com/lit/ds/symlink/sn74lvc1g14.pdf
36
+
37
+- [[74hc541-dat]] - [[74hct245-dat]]
... ...
\ No newline at end of file
Circuits-dat/logic-gate-dat/Buffer-dat/octal-buffer/2023-09-28-17-16-40.png
... ...
Binary files /dev/null and b/Circuits-dat/logic-gate-dat/Buffer-dat/octal-buffer/2023-09-28-17-16-40.png differ
Circuits-dat/logic-gate-dat/Buffer-dat/octal-buffer/octal-buffer.md
... ...
@@ -0,0 +1,11 @@
1
+
2
+# octal buffer
3
+
4
+SN74AC573 Octal D-type Transparent Latches with 3-State Outputs
5
+
6
+- SN74AC573
7
+- rise/fall time of about 10ns
8
+
9
+
10
+![](2023-09-28-17-16-40.png)
11
+
Circuits-dat/logic-gate-dat/logic-gate-dat.md
... ...
@@ -0,0 +1,28 @@
1
+
2
+# logic gate
3
+
4
+
5
+## 74AHC1G125
6
+
7
+https://www.diodes.com/assets/Datasheets/74AHC1G125.pdf
8
+
9
+| OE | A | Y |
10
+| --- | --- | --- |
11
+| L | H | H |
12
+| L | L | L |
13
+| H | X | Z |
14
+
15
+The output enters a high impedance state when a HIGH-level is applied to the output enable (OE) pin.
16
+
17
+
18
+## NAND
19
+
20
+### NC7SZ00
21
+
22
+
23
+The NC7SZ00 is a single two−input NAND gate from onsemi’s Ultra−High Speed (UHS) series of TinyLogic.
24
+
25
+![](2024-07-08-18-34-43.png)
26
+
27
+
28
+
Circuits-dat/logic-gate-dat/logic-inverter-dat/2025-03-25-15-51-07.png
... ...
Binary files /dev/null and b/Circuits-dat/logic-gate-dat/logic-inverter-dat/2025-03-25-15-51-07.png differ
Circuits-dat/logic-gate-dat/logic-inverter-dat/logic-inverter-dat.md
... ...
@@ -0,0 +1,18 @@
1
+
2
+# inverter-dat
3
+
4
+- 74HC14D
5
+
6
+## SN74LVC2G04 Dual Inverter Gate
7
+
8
+![](2025-03-25-15-51-07.png)
9
+
10
+https://www.ti.com/lit/ds/symlink/sn74lvc2g04.pdf
11
+
12
+
13
+Table 1. Function Table (Each Inverter)
14
+
15
+| INPUT (A) | OUTPUT (Y) |
16
+| --------- | ---------- |
17
+| H | L |
18
+| L | H |
Circuits-dat/logic-gate-dat/shift-register-dat/shift-register-dat.md
... ...
@@ -0,0 +1,11 @@
1
+
2
+# shift-register
3
+
4
+74HC595
5
+
6
+8-BIT SHIFT REGISTER WITH 8-BIT OUTPUT REGISTER
7
+
8
+
9
+74HC165; 74HCT165
10
+
11
+8-bit parallel-in/serial out shift register
... ...
\ No newline at end of file
Circuits-dat/logic-gate/2024-07-08-18-34-43.png
... ...
Binary files a/Circuits-dat/logic-gate/2024-07-08-18-34-43.png and /dev/null differ
Circuits-dat/logic-gate/logic-gate-dat.md
... ...
@@ -1,25 +0,0 @@
1
-
2
-# logic gate
3
-
4
-
5
-## 74AHC1G125
6
-
7
-https://www.diodes.com/assets/Datasheets/74AHC1G125.pdf
8
-
9
-| OE | A | Y |
10
-| --- | --- | --- |
11
-| L | H | H |
12
-| L | L | L |
13
-| H | X | Z |
14
-
15
-The output enters a high impedance state when a HIGH-level is applied to the output enable (OE) pin.
16
-
17
-
18
-## NAND
19
-
20
-### NC7SZ00
21
-
22
-
23
-The NC7SZ00 is a single two−input NAND gate from onsemi’s Ultra−High Speed (UHS) series of TinyLogic.
24
-
25
-![](2024-07-08-18-34-43.png)
... ...
\ No newline at end of file
Tech-dat/Buffer-dat/2024-01-18-18-16-22.png
... ...
Binary files a/Tech-dat/Buffer-dat/2024-01-18-18-16-22.png and /dev/null differ
Tech-dat/Buffer-dat/2024-01-18-18-19-39.png
... ...
Binary files a/Tech-dat/Buffer-dat/2024-01-18-18-19-39.png and /dev/null differ
Tech-dat/Buffer-dat/buffer-dat.md
... ...
@@ -1,37 +0,0 @@
1
-
2
-# buffer-dat
3
-
4
-- [[octal-buffer]] - [[shift-register]]
5
-
6
-
7
-## SINGLE BUFFER/DRIVER WITH OPEN DRAIN OUTPUT
8
-
9
-74LVC1G07
10
-
11
-![](2024-01-18-18-16-22.png)
12
-
13
-
14
-## SINGLE SCHMITT-TRIGGER INVERETER
15
-
16
-74AHC1G14
17
-
18
-![](2024-01-18-18-19-39.png)
19
-
20
-
21
-
22
-## SINGLE BUFFER GATE WITH 3-STATE OUTPUT
23
-
24
-
25
-## SN74LVC2G04 Dual Inverter Gate
26
-
27
-
28
-# buffer-dat
29
-
30
-
31
-- SN74LVC1G07 Single Buffer/Driver With Open-Drain Output
32
-
33
-## Inverter
34
-
35
-SN74LVC1G14 Single Schmitt-Trigger Inverter - https://www.ti.com/lit/ds/symlink/sn74lvc1g14.pdf
36
-
37
-- [[74hc541-dat]] - [[74hct245-dat]]
... ...
\ No newline at end of file
Tech-dat/Buffer-dat/logic-inverter-dat/logic-inverter-dat.md
... ...
@@ -1,5 +0,0 @@
1
-
2
-# inverter-dat
3
-
4
-- 74HC14D
5
-
Tech-dat/Buffer-dat/octal-buffer/2023-09-28-17-16-40.png
... ...
Binary files a/Tech-dat/Buffer-dat/octal-buffer/2023-09-28-17-16-40.png and /dev/null differ
Tech-dat/Buffer-dat/octal-buffer/octal-buffer.md
... ...
@@ -1,11 +0,0 @@
1
-
2
-# octal buffer
3
-
4
-SN74AC573 Octal D-type Transparent Latches with 3-State Outputs
5
-
6
-- SN74AC573
7
-- rise/fall time of about 10ns
8
-
9
-
10
-![](2023-09-28-17-16-40.png)
11
-
Tech-dat/Buffer-dat/shift-register/shift-register.md
... ...
@@ -1,11 +0,0 @@
1
-
2
-# shift-register
3
-
4
-74HC595
5
-
6
-8-BIT SHIFT REGISTER WITH 8-BIT OUTPUT REGISTER
7
-
8
-
9
-74HC165; 74HCT165
10
-
11
-8-bit parallel-in/serial out shift register
... ...
\ No newline at end of file
Tech-dat/actuator-dat/motor-driver-dat/motor-driver-dat.md
... ...
@@ -1,6 +1,7 @@
1 1
2 2
# motor-driver-dat
3 3
4
+[legacy wiki page](https://www.electrodragon.com/w/Category:Driver_Board)
4 5
5 6
## Board
6 7
... ...
@@ -17,7 +18,9 @@
17 18
18 19
## stepper motor
19 20
20
-- [[L298-dat]] - [[A4988-dat]] - [[TB67H450-dat]] - [[TB6612-dat]] - [[LV8729-dat]]
21
+- [[A4988-dat]] - [[TB67H450-dat]] - [[TB6612-dat]] - [[LV8729-dat]]
22
+
23
+- [[L293-dat]] - [[L298-dat]]
21 24
22 25
- [[DRV8833-dat]] - [[DRV8825-dat]] - [[drv8837-dat]] - [[drv8313-dat]]
23 26
app-dat/ESP32-app-dat/ESP32-RC-car-dat/ESP32-RC-car-dat.md
... ...
@@ -0,0 +1,4 @@
1
+
2
+# ESP32-RC-car-dat
3
+
4
+- [[SDR1064-dat]]
... ...
\ No newline at end of file
app-dat/ESP32-app-dat/ESP32-app-dat.md
... ...
@@ -1,4 +1,4 @@
1 1
2 2
# ESP32-app-dat
3 3
4
-- [[ESP32-CAM-dat]] - [[ESP32-RC-dat]] - [[ESP32-quadcopter-dat]]
... ...
\ No newline at end of file
0
+- [[ESP32-CAM-dat]] - [[ESP32-RC-car-dat]] - [[ESP32-quadcopter-dat]]
... ...
\ No newline at end of file
app-dat/app-dat.md
... ...
@@ -29,7 +29,7 @@
29 29
30 30
- [[detecting-camera-dat]]
31 31
32
-- [[ESP32-CAM-dat]]
32
+- [[ESP32-CAM-dat]] - [[ESP32-APP-dat]]
33 33
34 34
## good app maker
35 35
board-3rd-dat/nodemcu-dat/2023-10-18-13-09-23.png
... ...
Binary files /dev/null and b/board-3rd-dat/nodemcu-dat/2023-10-18-13-09-23.png differ
board-3rd-dat/nodemcu-dat/2023-10-18-13-10-24.png
... ...
Binary files /dev/null and b/board-3rd-dat/nodemcu-dat/2023-10-18-13-10-24.png differ
board-3rd-dat/nodemcu-dat/nodemcu-dat.md
... ...
@@ -0,0 +1,16 @@
1
+
2
+# nodemcu-dat
3
+
4
+
5
+## Board map
6
+
7
+![](2023-10-18-13-09-23.png)
8
+
9
+![](2023-10-18-13-10-24.png)
10
+
11
+
12
+## Boards
13
+
14
+- [[NWI1044-dat]]
15
+
16
+- [[NWI1074-dat]]
... ...
\ No newline at end of file