196 lines
5.5 KiB
C
196 lines
5.5 KiB
C
// Copyright (C) 2023, Mark Qvist
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// This program 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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// This program 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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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include "ROM.h"
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#include "Boards.h"
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#ifndef CONFIG_H
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#define CONFIG_H
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#define MAJ_VERS 0x01
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#define MIN_VERS 0x46
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#define MODE_HOST 0x11
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#define MODE_TNC 0x12
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#define CABLE_STATE_DISCONNECTED 0x00
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#define CABLE_STATE_CONNECTED 0x01
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uint8_t cable_state = CABLE_STATE_DISCONNECTED;
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#define BT_STATE_NA 0xff
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#define BT_STATE_OFF 0x00
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#define BT_STATE_ON 0x01
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#define BT_STATE_PAIRING 0x02
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#define BT_STATE_CONNECTED 0x03
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uint8_t bt_state = BT_STATE_NA;
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uint32_t bt_ssp_pin = 0;
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bool bt_ready = false;
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bool bt_enabled = false;
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bool bt_allow_pairing = false;
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#define M_FRQ_S 27388122
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#define M_FRQ_R 27388061
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bool console_active = false;
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bool modem_installed = false;
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#define MTU 508
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#define SINGLE_MTU 255
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#define HEADER_L 1
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#define MIN_L 1
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#define CMD_L 64
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bool mw_radio_online = false;
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#define eeprom_addr(a) (a+EEPROM_OFFSET)
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#if (MODEM == SX1262 || MODEM == SX1280) && defined(NRF52840_XXAA)
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SPIClass spiModem(NRF_SPIM2, pin_miso, pin_sclk, pin_mosi);
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#endif
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// MCU independent configuration parameters
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const long serial_baudrate = 115200;
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// SX1276 RSSI offset to get dBm value from
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// packet RSSI register
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const int rssi_offset = 157;
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// Default LoRa settings
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const int lora_rx_turnaround_ms = 66;
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const int lora_post_tx_yield_slots = 6;
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uint32_t post_tx_yield_timeout = 0;
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#define LORA_PREAMBLE_SYMBOLS_HW 4
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#define LORA_PREAMBLE_SYMBOLS_MIN 18
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#define LORA_PREAMBLE_TARGET_MS 15
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#define LORA_CAD_SYMBOLS 3
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int csma_slot_ms = 50;
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float csma_p_min = 0.1;
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float csma_p_max = 0.8;
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uint8_t csma_p = 0;
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int lora_sf = 0;
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int lora_cr = 5;
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int lora_txp = 0xFF;
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uint32_t lora_bw = 0;
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uint32_t lora_freq = 0;
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uint32_t lora_bitrate = 0;
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long lora_preamble_symbols = 6;
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float lora_symbol_time_ms = 0.0;
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float lora_symbol_rate = 0.0;
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float lora_us_per_byte = 0.0;
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// Operational variables
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bool radio_locked = true;
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bool radio_online = false;
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bool community_fw = true;
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bool hw_ready = false;
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bool radio_error = false;
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bool disp_ready = false;
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bool pmu_ready = false;
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bool promisc = false;
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bool implicit = false;
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uint8_t implicit_l = 0;
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uint8_t op_mode = MODE_HOST;
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uint8_t model = 0x00;
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uint8_t hwrev = 0x00;
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int current_rssi = -292;
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int last_rssi = -292;
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uint8_t last_rssi_raw = 0x00;
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uint8_t last_snr_raw = 0x80;
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uint8_t seq = 0xFF;
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uint16_t read_len = 0;
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// Incoming packet buffer
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uint8_t pbuf[MTU];
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// KISS command buffer
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uint8_t cmdbuf[CMD_L];
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// LoRa transmit buffer
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uint8_t tbuf[MTU];
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uint32_t stat_rx = 0;
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uint32_t stat_tx = 0;
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#define STATUS_INTERVAL_MS 3
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#if MCU_VARIANT == MCU_ESP32 || MCU_VARIANT == MCU_NRF52
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#define DCD_SAMPLES 2500
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#define UTIL_UPDATE_INTERVAL_MS 1000
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#define UTIL_UPDATE_INTERVAL (UTIL_UPDATE_INTERVAL_MS/STATUS_INTERVAL_MS)
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#define AIRTIME_LONGTERM 3600
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#define AIRTIME_LONGTERM_MS (AIRTIME_LONGTERM*1000)
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#define AIRTIME_BINLEN_MS (STATUS_INTERVAL_MS*DCD_SAMPLES)
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#define AIRTIME_BINS ((AIRTIME_LONGTERM*1000)/AIRTIME_BINLEN_MS)
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bool util_samples[DCD_SAMPLES];
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uint16_t airtime_bins[AIRTIME_BINS];
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float longterm_bins[AIRTIME_BINS];
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int dcd_sample = 0;
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float local_channel_util = 0.0;
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float total_channel_util = 0.0;
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float longterm_channel_util = 0.0;
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float airtime = 0.0;
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float longterm_airtime = 0.0;
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#define current_airtime_bin(void) (millis()%AIRTIME_LONGTERM_MS)/AIRTIME_BINLEN_MS
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#endif
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float st_airtime_limit = 0.0;
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float lt_airtime_limit = 0.0;
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bool airtime_lock = false;
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bool stat_signal_detected = false;
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bool stat_signal_synced = false;
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bool stat_rx_ongoing = false;
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bool dcd = false;
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bool dcd_led = false;
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bool dcd_waiting = false;
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long dcd_wait_until = 0;
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uint16_t dcd_count = 0;
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uint16_t dcd_threshold = 2;
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uint32_t status_interval_ms = STATUS_INTERVAL_MS;
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uint32_t last_status_update = 0;
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uint32_t last_dcd = 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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// Power management
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#define BATTERY_STATE_DISCHARGING 0x01
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#define BATTERY_STATE_CHARGING 0x02
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#define BATTERY_STATE_CHARGED 0x03
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bool battery_installed = false;
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bool battery_indeterminate = false;
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bool external_power = false;
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bool battery_ready = false;
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float battery_voltage = 0.0;
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float battery_percent = 0.0;
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uint8_t battery_state = 0x00;
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uint8_t display_intensity = 0xFF;
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uint8_t display_addr = 0xFF;
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bool display_diagnostics = true;
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bool device_init_done = false;
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bool eeprom_ok = false;
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bool firmware_update_mode = false;
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// Boot flags
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#define START_FROM_BOOTLOADER 0x01
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#define START_FROM_POWERON 0x02
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#define START_FROM_BROWNOUT 0x03
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#define START_FROM_JTAG 0x04
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#endif
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