Iris
5e99139a43
Add conditional compilation guards for LR1121 and LR2021 radio chip configurations in rfswitch.h to prevent compilation errors when these radios are not in use. Move USE_LR2021 definition to the radio section in variant.h for consistency with other radio chip definitions.
56 lines
2.2 KiB
C
56 lines
2.2 KiB
C
#pragma once
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#include "RadioLib.h"
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// Keep LR20x0 naming while RadioLib exposes LR2021 symbols.
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#ifndef LR20x0
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#define LR20x0 LR2021
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#endif
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// This is rewritten to match the requirements of the E80-900M2213S
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// The E80 does not conform to the reference Semtech switches(!) and therefore needs a custom matrix.
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// See footnote #3 in "https://www.cdebyte.com/products/E80-900M2213S/2#Pin"
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// RF Switch Matrix SubG RFO_HP_LF / RFO_LP_LF / RFI_[NP]_LF0
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// DIO5 -> RFSW0_V1
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// DIO6 -> RFSW1_V2
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// DIO7 -> not connected on E80 module - note that GNSS and Wifi scanning are not possible.
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#ifdef USE_LR1121
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static const uint32_t rfswitch_dio_pins[] = {RADIOLIB_LR11X0_DIO5, RADIOLIB_LR11X0_DIO6, RADIOLIB_LR11X0_DIO7, RADIOLIB_NC,
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RADIOLIB_NC};
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static const Module::RfSwitchMode_t rfswitch_table[] = {
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// clang-format off
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// mode DIO5 DIO6 DIO7
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{LR11x0::MODE_STBY, {LOW, LOW, LOW}},
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{LR11x0::MODE_RX, {LOW, HIGH, LOW}},
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{LR11x0::MODE_TX, {HIGH, HIGH, LOW}},
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{LR11x0::MODE_TX_HP, {HIGH, LOW, LOW}},
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{LR11x0::MODE_TX_HF, {LOW, LOW, LOW}},
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{LR11x0::MODE_GNSS, {LOW, LOW, HIGH}},
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{LR11x0::MODE_WIFI, {LOW, LOW, LOW}},
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END_OF_MODE_TABLE,
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// clang-format on
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};
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#endif
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// LR2021 RF switch matrix following the standard Semtech / Seeed T1000-E reference topology.
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// DIO5 -> antenna path select (HIGH = sub-GHz LF)
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// DIO6 -> TX enable / HP PA select
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// DIO7 -> not connected (no GNSS on LR2021)
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// DIO8 -> RF front-end power enable
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#ifdef USE_LR2021
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static const uint32_t lr20x0_rfswitch_dio_pins[] = {RADIOLIB_LR2021_DIO5, RADIOLIB_LR2021_DIO6, RADIOLIB_LR2021_DIO7,
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RADIOLIB_LR2021_DIO8, RADIOLIB_NC};
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static const Module::RfSwitchMode_t lr20x0_rfswitch_table[] = {
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// clang-format off
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// mode DIO5 DIO6 DIO7 DIO8
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{LR20x0::MODE_STBY, {LOW, LOW, LOW, LOW}},
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{LR20x0::MODE_RX, {HIGH, LOW, LOW, HIGH}},
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{LR20x0::MODE_TX, {HIGH, HIGH, LOW, HIGH}},
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{LR20x0::MODE_RX_HF, {LOW, LOW, LOW, LOW}},
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{LR20x0::MODE_TX_HF, {LOW, LOW, LOW, LOW}},
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END_OF_MODE_TABLE,
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// clang-format on
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};
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#endif
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