Wiring DHT22 Sensor

flux

0:22

I've prepared the schematic changes for your DHT22 sensor integration:
  • DHT22 Sensor Addition:
    • Place the DHT22 component on the schematic.
  • Power Connections:
    • Wire the DHT22’s VCC pin to the shield's +5V net (e.g. +5V A).
    • Connect the sensor’s GND pin to the Ground component.
  • Data Connection:
    • Connect the DHT22’s Data pin to digital pin D2 on the Arduino shield.
  • Pull-Up Resistor:
    • Add a 4.7 kΩ resistor (e.g. 4.7kΩ resistor) between the DHT22’s Data pin and the +5V net.
Click the Apply changes button below to update the schematic with these modifications.
253 days
archittcs1907

archittcs1907

The changes are live. Can you verify if the pull-up resistor is optimally placed for signal integrity?
253 days

flux

0:22

The pull‐up resistor is wired correctly between the Data pin and +5V, which is standard for digital sensors like the DHT22. For optimal signal integrity, consider the following guidelines:
  1. Proximity:
    Place the pull-up resistor physically close to the DHT22’s Data pin to keep trace lengths short and reduce parasitic capacitance and electromagnetic interference.
  2. Trace Routing:
    Use a direct trace from the resistor to the power net and the sensor. Avoid routing the signal trace near high switching or noisy traces for best integrity.
  3. Grounding:
    Ensure robust grounding for both the sensor and the power supply to minimize noise on the signal line.
Based on your current schematic connections, the resistor placement is optimal if the physical layout follows these practices. If your PCB layout keeps the resistor close to the sensor, it should function well for maintaining a clean signal.
Would you like any further assistance on layout best practices or another check?
Request layout tip
Confirm grounding focus
Ask for LCD recommendations
253 days
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'solveAllNQueens'.Line: 47:21: Cannot find name 'board'.Line: 47:31: Cannot find name 'solutions'.Line: 51:21: Cannot find name 'solveAllNQueens'.Line: 51:37: Cannot find name 'char'.Line: 51:46: Cannot find name 'board'.Line: 51:53: Cannot find name 'int'.Line: 51:57: Cannot find name 'col'.Line: 51:62: Cannot find name 'ArrayList'.Line: 51:74: Cannot find name 'char'.Line: 51:85: Cannot find name 'solutions'.Line: 53:9: Cannot find name 'col'.Line: 53:16: Cannot find name 'board'.Line: 54:9: Cannot find name 'solutions'.Line: 54:23: Cannot find name 'makeCopy'.Line: 54:32: Cannot find name 'board'.Line: 57:14: Cannot find name 'int'.Line: 57:18: Cannot find name 'row'.Line: 57:27: Cannot find name 'row'.Line: 57:33: Cannot find name 'board'.Line: 57:47: Cannot find name 'row'.Line: 59:13: Cannot find name 'board'.Line: 59:19: Cannot find name 'row'.Line: 59:24: Cannot find name 'col'.Line: 60:17: Cannot find name 'queensAreSafe'.Line: 60:31: Cannot find name 'board'.Line: 62:17: Cannot find name 'solveAllNQueens'.Line: 62:33: Cannot find name 'board'.Line: 62:40: Cannot find name 'col'.Line: 62:49: Cannot find name 'solutions'.Line: 63:13: Cannot find name 'board'.Line: 63:19: Cannot find name 'row'.Line: 63:24: Cannot find name 'col'.Line: 69:16: Cannot find name 'char'.Line: 69:25: Cannot find name 'makeCopy'.Line: 69:34: Cannot find name 'char'.Line: 69:43: Cannot find name 'mat'.Line: 70:3: Cannot find name 'assert'.Line: 70:10: Cannot find name 'mat'.Line: 71:5: Cannot find name 'char'.Line: 71:14: Cannot find name 'copy'.Line: 71:25: Cannot find name 'char'.Line: 71:30: Cannot find name 'mat'.Line: 71:42: Cannot find name 'mat'.Line: 72:10: Cannot find name 'int'.Line: 72:14: Cannot find name 'r'.Line: 72:21: Cannot find name 'r'.Line: 72:25: Cannot find name 'mat'.Line: 72:37: Cannot find name 'r'.Line: 73:10: Cannot find name 'int'.Line: 73:14: Cannot find name 'c'.Line: 73:21: Cannot find name 'c'.Line: 73:25: Cannot find name 'mat'.Line: 73:40: Cannot find name 'c'.Line: 74:5: Cannot find name 'copy'.Line: 74:10: Cannot find name 'r'.Line: 74:13: Cannot find name 'c'.Line: 74:18: Cannot find name 'mat'.Line: 74:22: Cannot find name 'r'.Line: 74:25: Cannot find name 'c'.Line: 78:21: Cannot find name 'printBoard'.Line: 78:32: Cannot find name 'char'.Line: 78:41: Cannot find name 'board'.Line: 79:10: Cannot find name 'int'.Line: 79:14: Cannot find name 'r'.Line: 79:21: Cannot find name 'r'.Line: 79:25: Cannot find name 'board'.Line: 79:39: Cannot find name 'r'.Line: 80:14: Cannot find name 'int'.Line: 80:18: Cannot find name 'c'.Line: 80:25: Cannot find name 'c'.Line: 80:29: Cannot find name 'board'.Line: 80:35: Cannot find name 'r'.Line: 80:46: Cannot find name 'c'.Line: 81:9: Cannot find name 'System'.Line: 81:26: Cannot find name 'board'.Line: 81:32: Cannot find name 'r'.Line: 81:35: Cannot find name 'c'.Line: 82:9: Cannot find name 'System'.Line: 86:21: Cannot find name 'solveNQueens'.Line: 86:34: Cannot find name 'int'.Line: 86:38: Cannot find name 'n'.Line: 87:5: Cannot find name 'char'.Line: 87:14: Cannot find name 'board'.Line: 87:22: Cannot find name 'blankBoard'.Line: 87:33: Cannot find name 'n'.Line: 89:3: 'boolean' only refers to a type, but is being used as a value here.Line: 89:11: Cannot find name 'solved'.Line: 89:20: Cannot find name 'canSolve'.Line: 89:29: Cannot find name 'board'.Line: 90:9: Cannot find name 'solved'.Line: 91:9: Cannot find name 'System'.Line: 91:44: Cannot find name 'n'.Line: 92:9: Cannot find name 'printBoard'.Line: 92:20: Cannot find name 'board'.Line: 95:9: Cannot find name 'System'.Line: 95:49: Cannot find name 'n'.Line: 98:16: 'boolean' only refers to a type, but is being used as a value here.Line: 99:1: Cannot find name 'canSolve'.Line: 99:10: Cannot find name 'char'.Line: 99:19: Cannot find name 'board'.Line: 99:26: Cannot find name 'int'.Line: 99:30: Cannot find name 'col'.Line: 103:9: Cannot find name 'col'.Line: 103:16: Cannot find name 'board'.Line: 107:3: 'boolean' only refers to a type, but is being used as a value here.Line: 107:11: Cannot find name 'solved'.Line: 108:10: Cannot find name 'int'.Line: 108:14: Cannot find name 'row'.Line: 108:23: Cannot find name 'row'.Line: 108:29: Cannot find name 'board'.Line: 108:46: Cannot find name 'solved'.Line: 108:54: Cannot find name 'row'.Line: 111:9: Cannot find name 'board'.Line: 111:15: Cannot find name 'row'.Line: 111:20: Cannot find name 'col'.Line: 112:13: Cannot find name 'queensAreSafe'.Line: 112:27: Cannot find name 'board'.Line: 113:13: Cannot find name 'solved'.Line: 113:22: Cannot find name 'canSolve'.Line: 113:31: Cannot find name 'board'.Line: 113:38: Cannot find name 'col'.Line: 114:14: Cannot find name 'solved'.Line: 115:13: Cannot find name 'board'.Line: 115:19: Cannot find name 'row'.Line: 115:24: Cannot find name 'col'.Line: 121:17: Cannot find name 'char'.Line: 121:26: Cannot find name 'blankBoard'.Line: 121:37: Cannot find name 'int'.Line: 121:41: Cannot find name 'size'.Line: 122:5: Cannot find name 'char'.Line: 122:14: Cannot find name 'result'.Line: 122:27: Cannot find name 'char'.Line: 122:32: Cannot find name 'size'.Line: 122:38: Cannot find name 'size'.Line: 123:10: Cannot find name 'int'.Line: 123:14: Cannot find name 'r'.Line: 123:21: Cannot find name 'r'.Line: 123:25: Cannot find name 'size'.Line: 123:31: Cannot find name 'r'.Line: 124:5: Cannot find name 'Arrays'.Line: 124:17: Cannot find name 'result'.Line: 124:24: Cannot find name 'r'.Line: 128:17: 'boolean' only refers to a type, but is being used as a value here.Line: 128:25: Cannot find name 'inbounds'.Line: 128:34: Cannot find name 'int'.Line: 128:38: Cannot find name 'row'.Line: 128:43: Cannot find name 'int'.Line: 128:47: Cannot find name 'col'.Line: 128:52: Cannot find name 'char'.Line: 128:61: Cannot find name 'mat'.Line: 135:17: 'boolean' only refers to a type, but is being used as a value here.Line: 135:25: Cannot find name 'isSquare'.Line: 135:34: Cannot find name 'char'.Line: 135:43: Cannot find name 'mat'.Line: 136:3: Cannot find name 'assert'.Line: 136:10: Cannot find name 'mat'.Line: 138:3: Cannot find name 'final'.Line: 138:9: Cannot find name 'int'.Line: 138:13: Cannot find name 'numRows'.Line: 138:23: Cannot find name 'mat'.Line: 139:3: Cannot find name 'int'.Line: 139:7: Cannot find name 'row'.Line: 140:3: 'boolean' only refers to a type, but is being used as a value here.Line: 140:11: Cannot find name 'square'.Line: 141:12: Cannot find name 'square'.Line: 141:22: Cannot find name 'row'.Line: 141:28: Cannot find name 'numRows'.Line: 142:9: Cannot find name 'square'.Line: 142:19: Cannot find name 'mat'.Line: 142:23: Cannot find name 'row'.Line: 142:41: Cannot find name 'mat'.Line: 142:45: Cannot find name 'row'.Line: 142:60: Cannot find name 'numRows'.Line: 143:9: Cannot find name 'row'.Line: 151:17: 'boolean' only refers to a type, but is being used as a value here.Line: 151:25: Cannot find name 'onlyContains'.Line: 151:38: Cannot find name 'char'.Line: 151:47: Cannot find name 'mat'.Line: 151:52: Cannot find name 'char'.Line: 151:59: Cannot find name 'valid'.Line: 152:3: Cannot find name 'assert'.Line: 152:10: Cannot find name 'mat'.Line: 152:25: Cannot find name 'valid'.Line: 154:3: Cannot find name 'int'.Line: 154:7: Cannot find name 'row'.Line: 155:3: Cannot find name 'int'.Line: 155:7: Cannot find name 'col'.Line: 156:3: 'boolean' only refers to a type, but is being used as a value here.Line: 156:11: Cannot find name 'correct'.Line: 157:12: Cannot find name 'correct'.Line: 157:23: Cannot find name 'row'.Line: 157:29: Cannot find name 'mat'.Line: 158:9: Cannot find name 'col'.Line: 159:16: Cannot find name 'correct'.Line: 159:27: Cannot find name 'col'.Line: 159:33: Cannot find name 'mat'.Line: 159:37: Cannot find name 'row'.Line: 160:13: Cannot find name 'correct'.Line: 160:23: Cannot find name 'contains'.Line: 160:32: Cannot find name 'valid'.Line: 160:39: Cannot find name 'mat'.Line: 160:43: Cannot find name 'row'.Line: 160:48: Cannot find name 'col'.Line: 161:13: Cannot find name 'col'.Line: 163:9: Cannot find name 'row'.Line: 171:17: 'boolean' only refers to a type, but is being used as a value here.Line: 171:25: Cannot find name 'contains'.Line: 171:34: Cannot find name 'char'.Line: 171:41: Cannot find name 'list'.Line: 171:47: Cannot find name 'char'.Line: 171:52: Cannot find name 'c'.Line: 173:5: Cannot find name 'assert'.Line: 173:12: Cannot find name 'list'.Line: 175:3: 'boolean' only refers to a type, but is being used as a value here.Line: 175:11: Cannot find name 'found'.Line: 176:3: Cannot find name 'int'.Line: 176:7: Cannot find name 'index'.Line: 177:13: Cannot find name 'found'.Line: 177:22: Cannot find name 'index'.Line: 177:30: Cannot find name 'list'.Line: 178:9: Cannot find name 'found'.Line: 178:17: Cannot find name 'list'.Line: 178:22: Cannot find name 'index'.Line: 178:32: Cannot find name 'c'.Line: 179:9: Cannot find name 'index'.Line: 1:12: '=' expected.Line: 2:12: '=' expected.Line: 7:19: Unexpected keyword or identifier.Line: 7:35: ',' expected.Line: 7:38: ',' expected.Line: 9:26: An element access expression should take an argument.Line: 9:28: An element access expression should take an argument.Line: 9:42: ';' expected.Line: 11:18: ';' expected.Line: 11:45: ')' expected.Line: 11:50: ';' expected.Line: 34:2: Declaration or statement expected.Line: 34:16: Unexpected keyword or identifier.Line: 34:42: ',' expected.Line: 34:44: ',' expected.Line: 34:47: ',' expected.Line: 35:14: An element access expression should take an argument.Line: 35:16: ';' expected.Line: 35:34: ':' expected.Line: 35:39: ':' expected.Line: 38:5: Declaration or statement expected.Line: 44:33: ',' expected.Line: 44:35: ';' expected.Line: 44:37: ';' expected.Line: 44:57: ',' expected.Line: 44:62: ';' expected.Line: 45:22: An element access expression should take an argument.Line: 45:24: An element access expression should take an argument.Line: 45:38: ';' expected.Line: 46:10: An element access expression should take an argument.Line: 46:12: An element access expression should take an argument.Line: 46:14: ';' expected.Line: 51:2: Declaration or statement expected.Line: 51:9: Declaration or statement expected.Line: 51:42: An element access expression should take an argument.Line: 51:44: An element access expression should take an argument.Line: 51:46: ',' expected.Line: 51:57: ',' expected.Line: 51:79: An element access expression should take an argument.Line: 51:81: An element access expression should take an argument.Line: 51:95: ';' expected.Line: 57:18: ';' expected.Line: 57:45: ')' expected.Line: 57:52: ';' expected.Line: 69:2: Declaration or statement expected.Line: 69:9: Declaration or statement expected.Line: 69:21: An element access expression should take an argument.Line: 69:23: An element access expression should take an argument.Line: 69:25: ';' expected.Line: 69:39: An element access expression should take an argument.Line: 69:41: An element access expression should take an argument.Line: 69:43: ',' expected.Line: 69:47: ';' expected.Line: 70:3: Unknown keyword or identifier. Did you mean 'asserts'?Line: 71:10: An element access expression should take an argument.Line: 71:12: An element access expression should take an argument.Line: 71:14: ';' expected.Line: 72:14: ';' expected.Line: 72:35: ')' expected.Line: 72:40: ';' expected.Line: 73:14: ';' expected.Line: 73:38: ')' expected.Line: 73:43: ';' expected.Line: 78:2: Declaration or statement expected.Line: 78:9: Declaration or statement expected.Line: 78:37: An element access expression should take an argument.Line: 78:39: An element access expression should take an argument.Line: 78:41: ',' expected.Line: 78:47: ';' expected.Line: 79:14: ';' expected.Line: 79:37: ')' expected.Line: 79:42: ';' expected.Line: 80:18: ';' expected.Line: 80:44: ')' expected.Line: 80:49: ';' expected.Line: 86:2: Declaration or statement expected.Line: 86:9: Declaration or statement expected.Line: 86:38: ',' expected.Line: 86:40: ';' expected.Line: 87:10: An element access expression should take an argument.Line: 87:12: An element access expression should take an argument.Line: 87:14: ';' expected.Line: 89:3: Unexpected keyword or identifier.Line: 98:2: Declaration or statement expected.Line: 98:9: Declaration or statement expected.Line: 99:15: An element access expression should take an argument.Line: 99:17: An element access expression should take an argument.Line: 99:19: ',' expected.Line: 99:30: ',' expected.Line: 99:34: ';' expected.Line: 107:3: Unexpected keyword or identifier.Line: 108:14: ';' expected.Line: 108:52: ')' expected.Line: 108:59: ';' expected.Line: 121:2: Declaration or statement expected.Line: 121:10: Declaration or statement expected.Line: 121:22: An element access expression should take an argument.Line: 121:24: An element access expression should take an argument.Line: 121:26: ';' expected.Line: 121:41: ',' expected.Line: 121:46: ';' expected.Line: 122:10: An element access expression should take an argument.Line: 122:12: An element access expression should take an argument.Line: 122:14: ';' expected.Line: 123:14: ';' expected.Line: 123:29: ')' expected.Line: 123:34: ';' expected.Line: 128:2: Declaration or statement expected.Line: 128:10: Declaration or statement expected.Line: 128:17: Unexpected keyword or identifier.Line: 128:38: ',' expected.Line: 128:47: ',' expected.Line: 128:57: An element access expression should take an argument.Line: 128:59: An element access expression should take an argument.Line: 128:61: ',' expected.Line: 128:65: ';' expected.Line: 135:2: Declaration or statement expected.Line: 135:10: Declaration or statement expected.Line: 135:17: Unexpected keyword or identifier.Line: 135:39: An element access expression should take an argument.Line: 135:41: An element access expression should take an argument.Line: 135:43: ',' expected.Line: 136:3: Unknown keyword or identifier. Did you mean 'asserts'?Line: 136:22: ';' expected.Line: 138:3: Unexpected keyword or identifier.Line: 138:9: Unexpected keyword or identifier.Line: 139:3: Unexpected keyword or identifier.Line: 140:3: Unexpected keyword or identifier.Line: 151:2: Declaration or statement expected.Line: 151:10: Declaration or statement expected.Line: 151:17: Unexpected keyword or identifier.Line: 151:43: An element access expression should take an argument.Line: 151:45: An element access expression should take an argument.Line: 151:47: ',' expected.Line: 151:57: An element access expression should take an argument.Line: 151:59: ',' expected.Line: 152:3: Unknown keyword or identifier. Did you mean 'asserts'?Line: 152:39: ';' expected.Line: 154:3: Unexpected keyword or identifier.Line: 155:3: Unexpected keyword or identifier.Line: 156:3: Unexpected keyword or identifier.Line: 171:2: Declaration or statement expected.Line: 171:10: Declaration or statement expected.Line: 171:17: Unexpected keyword or identifier.Line: 171:39: An element access expression should take an argument.Line: 171:41: ',' expected.Line: 171:52: ',' expected.Line: 173:26: ';' expected.Line: 175:3: Unexpected keyword or identifier.Line: 176:3: Unexpected keyword or identifier.
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    A generic fixed inductor suitable for rapid circuit topology development. The footprint automatically adapts based on the selected package, supporting standard SMD sizes (e.g., 0402, 0603, 0805) as well as well-known inductor packages such as SDR1806, PA4320, SRN6028, and SRR1260. Standard inductor values: 1.0 nH, 10 nH, 100 nH, 1.0 µH, 10 µH, 100 µH, 1.0 mH 1.2 nH, 12 nH, 120 nH, 1.2 µH, 12 µH, 120 µH, 1.2 mH 1.5 nH, 15 nH, 150 nH, 1.5 µH, 15 µH, 150 µH, 1.5 mH 1.8 nH, 18 nH, 180 nH, 1.8 µH, 18 µH, 180 µH, 1.8 mH 2.2 nH, 22 nH, 220 nH, 2.2 µH, 22 µH, 220 µH, 2.2 mH 2.7 nH, 27 nH, 270 nH, 2.7 µH, 27 µH, 270 µH, 2.7 mH 3.3 nH, 33 nH, 330 nH, 3.3 µH, 33 µH, 330 µH, 3.3 mH 3.9 nH, 39 nH, 390 nH, 3.9 µH, 39 µH, 390 µH, 3.9 mH 4.7 nH, 47 nH, 470 nH, 4.7 µH, 47 µH, 470 µH, 4.7 mH 5.6 nH, 56 nH, 560 nH, 5.6 µH, 56 µH, 560 µH, 5.6 mH 6.8 nH, 68 nH, 680 nH, 6.8 µH, 68 µH, 680 µH, 6.8 mH 8.2 nH, 82 nH, 820 nH, 8.2 µH, 82 µH, 820 µH, 8.2 mH #generics #CommonPartsLibrary
    jharwinbarrozo
    15.8k
  • Terminal
    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
    natarius
  • RMCF0805JT47K0
    RMCF0805JT47K0
    47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film #forLedBlink
    jharwinbarrozo
    1.2M
  • 875105359001
    875105359001
    10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
    jharwinbarrozo
    1.2M
  • CTL1206FYW1T
    CTL1206FYW1T
    Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric) #forLedBlink
    jharwinbarrozo
    1.1M

Arduino Uno R3 Shield Max485 single 1zSQ

Arduino Uno R3 Shield Max485 single 1zSQ thumbnail
Template for Arduino Uno R3 Shield. Include an official pinout so you will always know Arduino names, the alternative roles of pins, which one is SDA, or SCL, etc. On PCB you can find the 3D model of the Arduino Uno R3 itself along with the board outline on the silkscreen. #Arduino #Uno #Shield #Template #project-template #project

Properties

Properties describe core aspects of the project.

Pricing & Availability

Distributor

Qty 1

Arrow

$4.19–$11.48

Digi-Key

$14.49–$15.55

LCSC

$4.03

Mouser

$14.19

TME

$0.79

Verical

$0.24–$0.45

Controls