https://github.com/pfeerick/ntp-clock

https://github.com/pfeerick/ntp-clock

Last synced: about 1 month ago
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• Host: GitHub
• URL: https://github.com/pfeerick/ntp-clock
• Owner: pfeerick
• License: gpl-3.0
• Created: 2019-01-09T10:26:12.000Z (almost 6 years ago)
• Default Branch: master
• Last Pushed: 2024-09-18T00:36:14.000Z (3 months ago)
• Last Synced: 2024-09-18T04:27:43.841Z (3 months ago)
• Language: C++
• Homepage:
• Size: 131 KB
• Stars: 0
• Watchers: 3
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# NTP Clock

## GPIO usage/pinout

 

### Wemos D1 Mini:

```

      /----------------------\

      |     |?|?|_|?|_|?|    |

      |     | |         |    |

  [ ] | RST          LED| TX | [ ]

  [ ] | A0  |???????????| RX | [ ]

  [M] | D0  |           | D1 | [G]

  [M] | D5  |           | D2 | [G]

  [ ] | D6  |  ESP8266  | D3 | [B]

  [M] | D7  |           | D4 | [ ]

  [ ] | D8  |___________|  G | [ ]

  [ ] | 3V3               5V | [ ]

       \                     |

       [| RST        D1 Mini |

        |_____|  USB  |______|

 

 [M] MAX72xx Panel

     IO16 - D0 - CS

     IO14 - D5 - CLK

     IO13 - D7 - MOSI

 

 [G] GY-521 / MPU-6050

     IO5  - D1 - SCL

     IO4  - D2 - SDA

 

 [B] Button

     IO0  - D3  - Button -> GND

```

 

### Digistump Oak:

```

 

           Enable    |      VIN        X - Provide 5v to rest of circuit

           Reset     |      GND        X

     P11 / A0  / 17  |  4 / P5         A

 D  Wake / P10 / 16  |  1 / P4 / TX    TX - don't hold low at boot

 D  SCLK / P9  / 14  |  3 / P3 / RX    RX

    MISO / P8  / 12  |  0 / P2 / SCL   B  - don't hold low at boot

 D  MOSI / P7  / 13  |  5 / P1 / LED   LED

      SS / P6  / 15  |  2 / P0 / SDA   A - don't hold low at boot

           GND       |      VCC        X - 3v3 - level shifter + AXDL

 

 D - Display

 B - Button

 A - Accelerometer

 ```