Open interface III

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!Pinouts !!RADIO 25 pin D-SUB [https://remoteqth.com/img/wiki-open-interface-3-06.png|noborder|right] | pin-1 | in | '''Input power''' 8-18V DC from Transceiver | | pin-2 | out | CAT TXD / CI-V | | pin-3 | out | USB4 +5V output | | pin-4 | - | USB4 -Data | | pin-5 | out | BCD4 output TTL | | pin-6 | out | BCD2 output TTL | | pin-7 | out | PA PTT | | pin-8 | out | PTT1 | | pin-9 | out | CW1 | | pin-10 | out | FSK | | pin-11 | out | Microphone (TX) | | pin-12 | out | TX audio | | pin-13 | in | RX audio | | pin-14 | - | Transceiver GND | | pin-15 | in | CAT RXD | | pin-16 | - | USB4 +Data | | pin-17 | - | Transceiver GND | | pin-18 | out | BCD3 output TTL | | pin-19 | out | BCD1 output TTL | | pin-20 | out | PTT2 | | pin-21 | out | CW2 | | pin-22 | out | PTT Microphone | | pin-23 | in | Interlock | | pin-24 | - | TX audio GND | | pin-25 | - | RX audio GND | | shield | - | Transceiver GND | !!Microphone [https://remoteqth.com/img/wiki-open-interface-3-08.png|noborder|right] * '''3,5 mm Jack''' - need preset internal jumper dependency to type your microphone ** '''JP7 - DC to MIC''' - allows DC voltage from TRX to your microphone ***OPEN for dynamic microphone ***SHORT for elecret microphone !!Paddle [https://remoteqth.com/img/wiki-open-interface-3-09.png|noborder|right] * '''3,5 mm Jack''' - activate grounding input *Settings Dot / Dash side available from **Firmware **Command mode after press SET button !!Accessory connector (HDMI) By default covered by break-out panel, because outputs are not protected. [https://remoteqth.com/img/wiki-open-interface-3-07.png|noborder] {.redka#id color: #f23f37; font-size: 200%}&#9888;{/} {.redka#id color: #f23f37;}'''WARNING!'''{/} - All ACC signals directly connect to ATMEGA chip without some ESD protection. Before use strongly recomended protect this lines. Otherwise, you can damage ATmega chip. | | | | used in device | | ACC-1 | RXD | '''Serial3''' | [GPS|Outdoor GPS module FGPMMOPA6H]-TXD | | ACC-2 | '''GND''' || [ACC keyboard|ACC Keyboard for Open Interface III]/[GPS|Outdoor GPS module FGPMMOPA6H]-GND | | ACC-3 | TXD | '''Serial3''' | [GPS|Outdoor GPS module FGPMMOPA6H]-RXD | | ACC-4 | D47 | | [ACC keyboard|ACC Keyboard for Open Interface III]-IN-LATCH | | ACC-5 | D13 | '''PWM''' | [ACC keyboard|ACC Keyboard for Open Interface III]-IN-DATA | | ACC-6 | D5 | '''PWM''' | [ACC keyboard|ACC Keyboard for Open Interface III]-IN-CLOCK | | ACC-7 | D30 | | [ACC keyboard|ACC Keyboard for Open Interface III]-OUT-LATCH | | ACC-8 | D32 | | One-Wire (planned) | | ACC-9 | D11 | '''PWM''' | [ACC keyboard|ACC Keyboard for Open Interface III]-OUT-DATA | | ACC-10 | D12 | '''PWM''' | [ACC keyboard|ACC Keyboard for Open Interface III]-OUT-CLOCK | | ACC-11 | D38 | | | ACC-12 | A2 | | | ACC-13 | A3 | | | ACC-14 | A8 | | | ACC-15 | SCL | '''I2C''' (Interrupt 2) | [ACC keyboard|ACC Keyboard for Open Interface III]-Interrupt | | ACC-16 | SDA | '''I2C''' (Interrupt 3) | [GPS|Outdoor GPS module FGPMMOPA6H]-1PPS | | ACC-17 | A9 | | | ACC-18 | '''+5V''' | | [ACC keyboard|ACC Keyboard for Open Interface III]/[GPS|Outdoor GPS module FGPMMOPA6H]-PWR | | ACC-19 | A11 | | | ACC-20 | GND | | !!ATMEGA-2560 pinout (rev 3.1415) | Arduino pins | connect to | in/out | Note | | RX0 | USB | in | ''Connect to USB/serial interface'' | | TX0 | USB | out | ''use for command CW keyer or firmware upload'' | | D2 | Interlock | in | pull-up external, '''Interrupt 0''' | | D3 | PTT-232 | in | pull-up external, '''Interrupt 1''' | | D4 | CW tone | out | | | D5 | ACC pin6 | | PWM | | D6 | LCD-D4 | out | | | D7 | LCD-D5 | out | | | D8 | LCD-D6 | out | | | D9 | LCD-D7 | out | | | D10 | Ethernet SCS | out | | | D11 | ACC pin9 | | PWM | | D12 | ACC pin10 | | PWM | | D13 | ACC pin5 | | PWM | | TX3 | ACC pin3 | out | ''+ Internal pins'' | | RX3 | ACC pin1 | in | ''+ Internal pins'' | | TX2 | CAT | out | ''Connected in parallel to USB/serial CAT interface'' | | RX2 | CAT | in | ''use for CAT sniffing or TX request'' | | D18 | Encoder-B | in | pull-up '''internal''' (optional external*), '''Interrupt 5''' (TX1) | | D19 | PTT foot | in | pull-up external, '''Interrupt 4''' (RX1) | | D20 | SDA - ACC pin16 | in/out | I2C, Interrupt 3 | | D21 | SCL - ACC pin15 | out | I2C, Interrupt 2 | | D22 | PTT2 | out | | | D23 | FSK | out | keying from arduino | | D24 | Encoder-A | in | pull-up '''internal''' (optional external*) | | D25 | PTT3 | out | | | D26 | paddle Left | in | pull-up external | | D27 | WinKey | out | '''HIGH''' if CW keying running (disable DTR/RTS) | | D28 | paddle Right | in | pull-up external | | D29 | AFSK | out| '''HIGH''' if AFSK keying (switch TX audio path) | | D30 | ACC pin7 | | | | D31 | PTT-PA | out | | | D32 | ACC pin8 | | | | D33 | FSK detector | in | pull-up external | | D34 | CW1 | out | | | D35 | CW2 | out | | | D36 | MENU | in | pull-up external | | D37 | LCD-E | out | | | D38 | ACC pin11 | | | | D39 | self reset | out | '''HIGH''' (enable with jumper JP5) | | D40 | Sequencer | out | | | D41 | PTT1 | out | | | D42 | BCD1 | out | TTL Band data | | D43 | BCD2 | out | TTL Band data | | D44 | BCD3 | out | TTL Band data | | D45 | BCD4 | out | TTL Band data | | D46 | Ethernet detect | in | pull-up '''internal''' | | D47 | ACC pin4 | | | | D48 | Internal SMT pad | | Free | | D49 | Internal SMT pad | | Free | | D50 | MISO | out | | | D51 | MOSI | out | | | D52 | SCK | out | | | D53 | microSD CS | out | | | A0 | Internal SMT pad | | Free | | A1 | CW keyer Memory button | in | pull-up external | | A2 | LCD-RS | out | | | A3 | ACC pin12 | | | | A4 | ACC pin13 | | | | A5 | microSD plug | in | pull-up '''internal''' | | A6 | measure 3.3V | in | | | A7 | measure input voltage | in | coefficient 11 | | A8 | ACC pin14 | | | | A9 | ACC pin17 | | | | A10 | - | | Free | | A11 | ACC pin19 | | | | A12 | - | | Free | | A13 | - | | Free | | A14 | - | | Free | | A15 | - | | Free | * If RC circuits installed ---- [<<- Web page|https://remoteqth.com/open-interface.php]
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