72 lines
1.7 KiB
Plaintext
72 lines
1.7 KiB
Plaintext
mainmenu "LoRa KISS Modem Configuration"
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source "Kconfig.zephyr"
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menu "KISS Interface"
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config LORAMODEM_KISS_IFACE_USB
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bool "Use USB CDC-ACM as KISS serial interface"
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depends on USB_DEVICE_STACK || USB_DEVICE_STACK_NEXT
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help
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Use USB CDC-ACM virtual serial port for the KISS interface.
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Requires the host to enumerate the device before framing begins.
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The board overlay must define the loramodem,kiss-uart chosen node
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pointing to a cdc_acm_uart instance.
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config LORAMODEM_KISS_IFACE_UART
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bool "Use hardware UART as KISS serial interface"
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default y if !LORAMODEM_KISS_IFACE_USB
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help
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Use a hardware UART for the KISS interface.
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The board overlay must define the loramodem,kiss-uart chosen node
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pointing to the desired uart instance.
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endmenu
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menu "LoRa Radio Parameters"
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config LORAMODEM_LORA_FREQ_HZ
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int "Center frequency (Hz)"
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default 915000000
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help
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LoRa radio center frequency in Hz.
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Common values: 915000000 (US/AU), 868000000 (EU), 433000000 (Asia).
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config LORAMODEM_LORA_SF
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int "Spreading factor"
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default 9
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range 7 12
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help
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LoRa spreading factor. Higher values increase range and time-on-air.
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config LORAMODEM_LORA_BW
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int "Bandwidth (kHz)"
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default 125
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help
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LoRa bandwidth in kHz. Valid values: 125, 250, 500.
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config LORAMODEM_LORA_CR
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int "Coding rate denominator"
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default 5
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range 5 8
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help
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LoRa coding rate as the denominator N of 4/N.
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5 = 4/5 (lowest overhead), 8 = 4/8 (highest redundancy).
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config LORAMODEM_LORA_TX_POWER_DBM
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int "TX power (dBm)"
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default 14
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range 2 22
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config LORAMODEM_LORA_PREAMBLE_LEN
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int "Preamble length (symbols)"
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default 8
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range 6 65535
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endmenu
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config LORAMODEM_MAX_PACKET_SIZE
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int "Maximum LoRa packet payload size (bytes)"
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default 255
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range 1 255
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