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Allows interfacing from the NABU PC to the Raspberry Pi Pico via ENID (github.com/mackiea/ExternalNabuInterfaceDevice)

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mackiea/InformationalNabuRemoteEnidPicoActiveInterfaceRelay

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InformationalNabuRemoteEnidPicoActiveInterfaceRelay

Allows interfacing from the NABU PC to the Raspberry Pi Pico via [ENID] (github.com/mackiea/ExternalNabuInterfaceDevice). Schematic

PCB

Features

  • 5 unused GPIO signals exposed
  • Can be powered from the ENID 5V supply or from USB

Pinout

ENID Pico GPIO Pin Description
1 27 Interrupt Request
2 26 Interrupt Acknowledge
3 Not used 3.58 MHz Clock
4 Not used Audio
5 22 Card Select
6 2 Address 0
7 3 Address 1
8 4 Address 2
9 5 Address 3
10 Not used 1.79 MHz Clock
11 21 Write
12 20 Read
13 19 I/O Request
14 28 Wait Request
15 Not Used Reset
16 6 Data 0
17 7 Data 1
18 8 Data 2
19 9 Data 3
20 10 Data 4
21 11 Data 5
22 12 Data 6
23 13 Data 7
24 VSYS +5V Rail 1 (Switched)
25 PCB Ground Ground Rail 1

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Allows interfacing from the NABU PC to the Raspberry Pi Pico via ENID (github.com/mackiea/ExternalNabuInterfaceDevice)

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