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138 lines
5.0 KiB
138 lines
5.0 KiB
/*********************************************************************************
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*
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* lora_aprs_node_pico is a LoRa APRS KISS modem with additional PE1RXF telemetry
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* capabilities. It runs on a Raspberry Pi Pico.
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*
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* (C)2023 M.T. Konstapel https://meezenest.nl/mees
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*
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* This file is part of lora_aprs_node_pico.
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*
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* lora_aprs_node_pico is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* lora_aprs_node_pico is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with lora_aprs_node_pico. If not, see <https://www.gnu.org/licenses/>.
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*
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**********************************************************************************/
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#ifndef CONFIG_H
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#define CONFIG_H
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#define MCU_VARIANT RPI_PICO
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#define MTU 255
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#define CMD_L 4
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int lastRssi = -292;
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uint8_t lastRssiRaw = 0x00;
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size_t readLength = 0;
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#if MCU_VARIANT == RPI_PICO
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const int pinNSS = 10;
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const int pinNRST = 9;
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const int pinDIO0 = 2;
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// const int pinLedRx = 5;
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// const int pinLedTx = 4;
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#endif
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#define OFF 0
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#define ON 1
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#define CR 13
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const long serialBaudRate = 38400;
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const int rssiOffset = 292;
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const int loraRxTurnaround = 50;
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uint8_t txBuffer[MTU];
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uint8_t rxBuffer[MTU];
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uint32_t statRx = 0;
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uint32_t statTx = 0;
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bool outboundReady = false;
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bool statSignalDetected = false;
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bool statSignalSynced = false;
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bool statRxOngoing = false;
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bool dcd = false;
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bool dcdLed = false;
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bool dcdWaiting = false;
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uint16_t dcdCount = 0;
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uint16_t dcdThreshold = 15;
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uint32_t statusIntervalms = 3;
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uint32_t lastStatusUpdate = 0;
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// Status flags
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const uint8_t SIG_DETECT = 0x01;
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const uint8_t SIG_SYNCED = 0x02;
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const uint8_t RX_ONGOING = 0x04;
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// The size of this struc should be a exactly 256 bytes (or a multiple), which is the FLASH_PAGE_SIZE of the RPi pico's flash memory
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// Struct can not be bigger than 4kbyte
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struct aprssettings {
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uint8_t ValidFlashData = 0x5A; // Indicates flash contains valid data - 1 bytes
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uint8_t MyCall[10] = { 'P','E','1','R','X','F','-','6', 0, 0} ; // 10 bytes
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uint8_t ServerCall[10] = { 'P','E','1','R','X','F','-','3', 0, 0} ; // 10 bytes
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uint8_t Destination[10] = { 'A','P','Z','M','D','M', 0, 0, 0 ,0} ; // 10 bytes
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uint8_t Path1[10] = { 0,'I','D','E','1','-', '1', 0, 0, 0} ; // 10 bytes
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uint8_t Path2[10] = { 0,'I','D','E','2','-', '2', 0, 0 ,0} ; // 10 bytes
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uint8_t FirmwareVersion[20] = { 'V','2',',','C','o','n','t','r', 'o','l','l','e','r',' ','0','1', 0, 0, 0, 0} ;
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// 20 bytes
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// Default LoRa settings
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uint16_t loraSpreadingFactor = 12; // 2 bytes
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uint16_t loraPreamble = 8; // 2 bytes
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uint16_t loraCodingRate = 5; // 2 bytes
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uint16_t loraTxPower = 17; // 2 bytes
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uint16_t loraPaSelect = 1; // 2 bytes
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uint32_t loraBandwidth = 125E3; // 4 bytes
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uint32_t loraFrequency = 433775000; // 4 bytes
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// Telemetry settings
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/* Time between telemetry transmissions
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* 10 min = 6e+8 us
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* 20 min = 12e+8 us
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* 30 min = 18e+8 us
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* 40 min = 24e+8 us
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* 50 min = 30e+8 us
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* 60 min = 36e+8 us
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*/
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uint64_t TelemetryPeriod = 0xFFFFFFFFFFFFFFFF; // 8 bytes, default all ones means telemetry disabled
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// Total 97 bytes
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uint8_t FillerData[146];// was 155
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} AprsSettings;
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struct status {
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bool PowerSupply24V;
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bool PowerSupply12V;
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bool PowerSupply5V;
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bool ControlRelay;
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uint8_t StatusString[6] = { '0','0','0','0','0',0};
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uint8_t DescriptionString[20] ={ 'N','C',',','C','n','t','r',',','5','V',',','1','2','V',',','2','4','V',0,0};
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// Payload for APRS mesage can be up to 67 bytes long. Plus one for the NULL terminator used by C.
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uint8_t TelemetryString[68];
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uint8_t TelemetryDescriptionString[9] = { 'T','e','m','p',',','H','u','m',0};
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uint8_t TelemetryUnitString[8] = { 'd','e','g',' ','C',',','%',0};
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uint8_t KissMode = OFF;
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} Status;
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#endif
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