CPLD/OpenEPM1270: Unterschied zwischen den Versionen

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(Was ist auf dem Board)
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=== Specifications ===
* CPLD EPM-1270 (1270 logic elements)
* JTAG connector (Byte Blaster / USB Blaster)
* Flexible I/O interface supporting 3.3 V, 2.5 V, 1.8 V, and 1.5 V logic levels
* High speed operation, up to 150 MHz
* On board power regulator (works with 5 V power adapters)
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=== WEB Links ===
=== WEB Links ===

Aktuelle Version vom 17. September 2019, 16:04 Uhr

Open-EPM-1270 Board

Das ist ein sehr gut dokumentiertes Entwickler Board der Firma WaveShare mit ausgezeichnetem Support. Dieses Board hat einen CPDL der Firma Altera (EPM-1270) und es wird mit zahlreichem Zubehör geliefert.

Was ist auf dem Board

  1. EPM1270:onboard CPLD device which features:
    • Operating Frequency: 50MHz
    • Operating Voltage: 1.5-3.3V
    • Package: QFP144
    • I/Os: 116
    • LEs: 1,270, the equivalent to 4,000 logic gates
    • Debugging/Programming: JTAG
  2. AMS1117-3.3: 3.3V voltage regulator
  3. Power switch
  4. Power indicator
  5. LEDs: convenient for indicating I/O status and/or program running state
  6. Joystick: five positions
  7. Reset button
  8. Buzzer
  9. 8 I/Os interface: for connecting accessory boards
  10. 16 I/Os interface: for connecting accessory boards
  11. 8 I/Os interface: for connecting accessory boards
  12. 32 I/Os interface: for connecting accessory boards
For interface 9-12: it's possible to emulate the interfaces as ONE-WIRE, USART, I2C, SPI, PS/2, etc.
  1. 1-WIRE interface: for connecting 1-WIRE devices (TO-92 package), such as temperature sensor (DS18B20), electronic registration number (DS2401), etc.
  2. Character LCD interface: for connecting character LCD, such as the LCD1602 (5V Blue Backlight) in Package B
  3. 5V DC jack
  4. JTAG interface: for programming/debugging
  5. MCU pins connector: all the MCU pins are accessible on expansion connectors for further expansion
  6. LEDs jumper
  7. Buzzer jumper
For jumper 18-19:

- short the jumper to connect to I/Os used in example code
- open the jumper to connect to other

WEB Links