From b46aad85ccd765edf75a45b8434833a85d2910d2 Mon Sep 17 00:00:00 2001 From: "Aaron.Lee" <32860565+Heltec-Aaron-Lee@users.noreply.github.com> Date: Tue, 15 Apr 2025 11:34:30 +0800 Subject: [PATCH] Add new hardware: Heltec MeshPocket (#6533) * Add Heltec MeshPocket. * MeshPocket source code update * Optimiz code for refresh border during full update. * Update Heltec MeshPocket json file info. --- boards/heltec_mesh_pocket.json | 54 +++++++ src/graphics/EInkDisplay2.cpp | 16 ++- src/graphics/EInkDisplay2.h | 4 + .../niche/Drivers/EInk/LCMEN2R13ECC1.cpp | 68 +++++++++ .../niche/Drivers/EInk/LCMEN2R13ECC1.h | 41 ++++++ src/platform/nrf52/architecture.h | 2 + src/power.h | 4 + variants/heltec_mesh_pocket/nicheGraphics.h | 107 ++++++++++++++ variants/heltec_mesh_pocket/platformio.ini | 92 ++++++++++++ variants/heltec_mesh_pocket/variant.cpp | 13 ++ variants/heltec_mesh_pocket/variant.h | 135 ++++++++++++++++++ 11 files changed, 535 insertions(+), 1 deletion(-) create mode 100644 boards/heltec_mesh_pocket.json create mode 100644 src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.cpp create mode 100644 src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.h create mode 100644 variants/heltec_mesh_pocket/nicheGraphics.h create mode 100644 variants/heltec_mesh_pocket/platformio.ini create mode 100644 variants/heltec_mesh_pocket/variant.cpp create mode 100644 variants/heltec_mesh_pocket/variant.h diff --git a/boards/heltec_mesh_pocket.json b/boards/heltec_mesh_pocket.json new file mode 100644 index 000000000..a35387857 --- /dev/null +++ b/boards/heltec_mesh_pocket.json @@ -0,0 +1,54 @@ +{ + "build": { + "arduino": { + "ldscript": "nrf52840_s140_v6.ld" + }, + "core": "nRF5", + "cpu": "cortex-m4", + "extra_flags": "-DNRF52840_XXAA", + "f_cpu": "64000000L", + "hwids": [ + ["0x239A", "0x4405"], + ["0x239A", "0x0029"], + ["0x239A", "0x002A"] + ], + "usb_product": "HT-n5262", + "mcu": "nrf52840", + "variant": "heltec_mesh_pocket", + "variants_dir": "variants", + "bsp": { + "name": "adafruit" + }, + "softdevice": { + "sd_flags": "-DS140", + "sd_name": "s140", + "sd_version": "6.1.1", + "sd_fwid": "0x00B6" + }, + "bootloader": { + "settings_addr": "0xFF000" + } + }, + "connectivity": ["bluetooth"], + "debug": { + "jlink_device": "nRF52840_xxAA", + "onboard_tools": ["jlink"], + "svd_path": "nrf52840.svd", + "openocd_target": "nrf52840-mdk-rs" + }, + "frameworks": ["arduino"], + "name": "Heltec nrf (Adafruit BSP)", + "upload": { + "maximum_ram_size": 248832, + "maximum_size": 815104, + "speed": 115200, + "protocol": "nrfutil", + "protocols": ["jlink", "nrfjprog", "nrfutil", "stlink"], + "use_1200bps_touch": true, + "require_upload_port": true, + "wait_for_upload_port": true + }, + "url": "https://heltec.org/project/meshpocket/", + "vendor": "Heltec" + } + \ No newline at end of file diff --git a/src/graphics/EInkDisplay2.cpp b/src/graphics/EInkDisplay2.cpp index d2d373d24..737fcc3f0 100644 --- a/src/graphics/EInkDisplay2.cpp +++ b/src/graphics/EInkDisplay2.cpp @@ -181,7 +181,6 @@ bool EInkDisplay::connect() // Start HSPI hspi = new SPIClass(HSPI); hspi->begin(PIN_EINK_SCLK, -1, PIN_EINK_MOSI, PIN_EINK_CS); // SCLK, MISO, MOSI, SS - // VExt already enabled in setup() // RTC GPIO hold disabled in setup() @@ -218,6 +217,21 @@ bool EInkDisplay::connect() adafruitDisplay->setRotation(1); adafruitDisplay->setPartialWindow(0, 0, EINK_WIDTH, EINK_HEIGHT); } +#elif defined(HELTEC_MESH_POCKET) + { + spi1=&SPI1; + spi1->begin(); + // VExt already enabled in setup() + // RTC GPIO hold disabled in setup() + + // Create GxEPD2 objects + auto lowLevel = new EINK_DISPLAY_MODEL(PIN_EINK_CS, PIN_EINK_DC, PIN_EINK_RES, PIN_EINK_BUSY, *spi1); + adafruitDisplay = new GxEPD2_BW(*lowLevel); + + // Init GxEPD2 + adafruitDisplay->init(); + adafruitDisplay->setRotation(3); + } #endif return true; diff --git a/src/graphics/EInkDisplay2.h b/src/graphics/EInkDisplay2.h index 9c1c8d18e..93be197b0 100644 --- a/src/graphics/EInkDisplay2.h +++ b/src/graphics/EInkDisplay2.h @@ -73,6 +73,10 @@ class EInkDisplay : public OLEDDisplay SPIClass *hspi = NULL; #endif +#if defined(HELTEC_MESH_POCKET) + SPIClass *spi1 = NULL; +#endif + private: // FIXME quick hack to limit drawing to a very slow rate uint32_t lastDrawMsec = 0; diff --git a/src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.cpp b/src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.cpp new file mode 100644 index 000000000..5e21c00f6 --- /dev/null +++ b/src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.cpp @@ -0,0 +1,68 @@ +#include "./LCMEN2R13ECC1.h" + +#ifdef MESHTASTIC_INCLUDE_NICHE_GRAPHICS + +using namespace NicheGraphics::Drivers; + +// Map the display controller IC's output to the connected panel +void LCMEN2R13ECC1::configScanning() +{ + // "Driver output control" + sendCommand(0x01); + sendData(0xF9); + sendData(0x00); + sendData(0x00); + + // To-do: delete this method? + // Values set here might be redundant: F9, 00, 00 seems to be default +} + +// Specify which information is used to control the sequence of voltages applied to move the pixels +// - For this display, configUpdateSequence() specifies that a suitable LUT will be loaded from +// the controller IC's OTP memory, when the update procedure begins. +void LCMEN2R13ECC1::configWaveform() +{ + switch (updateType) { + case FAST: + sendCommand(0x3C); // Border waveform: + sendData(0x85); + break; + + case FULL: + default: + // From OTP memory + break; + } +} + +void LCMEN2R13ECC1::configUpdateSequence() +{ + switch (updateType) { + case FAST: + sendCommand(0x22); // Set "update sequence" + sendData(0xFF); // Will load LUT from OTP memory, Display mode 2 "differential refresh" + break; + + case FULL: + default: + sendCommand(0x22); // Set "update sequence" + sendData(0xF7); // Will load LUT from OTP memory + break; + } +} + +// Once the refresh operation has been started, +// begin periodically polling the display to check for completion, using the normal Meshtastic threading code +// Only used when refresh is "async" +void LCMEN2R13ECC1::detachFromUpdate() +{ + switch (updateType) { + case FAST: + return beginPolling(50, 800); // At least 500ms for fast refresh + case FULL: + default: + return beginPolling(100, 2500); // At least 2 seconds for full refresh + } +} + +#endif // MESHTASTIC_INCLUDE_NICHE_GRAPHICS \ No newline at end of file diff --git a/src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.h b/src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.h new file mode 100644 index 000000000..7b0aed282 --- /dev/null +++ b/src/graphics/niche/Drivers/EInk/LCMEN2R13ECC1.h @@ -0,0 +1,41 @@ +/* + +E-Ink display driver + - SSD1680 + - Manufacturer: WISEVAST + - Size: 2.13 inch + - Resolution: 122px x 255px + - Flex connector marking: Soldering connector, no connector is needed + +*/ + +#pragma once + +#ifdef MESHTASTIC_INCLUDE_NICHE_GRAPHICS + +#include "configuration.h" + +#include "./SSD16XX.h" + +namespace NicheGraphics::Drivers +{ +class LCMEN2R13ECC1 : public SSD16XX +{ + // Display properties + private: + static constexpr uint32_t width = 122; + static constexpr uint32_t height = 250; + static constexpr UpdateTypes supported = (UpdateTypes)(FULL | FAST); + + public: + LCMEN2R13ECC1() : SSD16XX(width, height, supported, 1) {} // Note: left edge of this display is offset by 1 byte + + protected: + virtual void configScanning() override; + virtual void configWaveform() override; + virtual void configUpdateSequence() override; + void detachFromUpdate() override; +}; + +} // namespace NicheGraphics::Drivers +#endif // MESHTASTIC_INCLUDE_NICHE_GRAPHICS \ No newline at end of file diff --git a/src/platform/nrf52/architecture.h b/src/platform/nrf52/architecture.h index 4e8823063..21296c3fc 100644 --- a/src/platform/nrf52/architecture.h +++ b/src/platform/nrf52/architecture.h @@ -81,6 +81,8 @@ #define HW_VENDOR meshtastic_HardwareModel_MESHLINK #elif defined(SEEED_XIAO_NRF52840_KIT) #define HW_VENDOR meshtastic_HardwareModel_XIAO_NRF52_KIT +#elif defined(HELTEC_MESH_POCKET) +#define HW_VENDOR meshtastic_HardwareModel_HELTEC_MESH_POCKET #else #define HW_VENDOR meshtastic_HardwareModel_NRF52_UNKNOWN #endif diff --git a/src/power.h b/src/power.h index e9c0deb7c..a21f7d164 100644 --- a/src/power.h +++ b/src/power.h @@ -26,6 +26,10 @@ #define OCV_ARRAY 2700, 2560, 2540, 2520, 2500, 2460, 2420, 2400, 2380, 2320, 1500 #elif defined(TRACKER_T1000_E) #define OCV_ARRAY 4190, 4078, 4017, 3969, 3887, 3818, 3798, 3791, 3766, 3712, 3100 +#elif defined(HELTEC_MESH_POCKET_BATTERY_5000) +#define OCV_ARRAY 4300, 4240, 4120, 4000, 3888, 3800, 3740, 3698, 3655, 3580, 3400 +#elif defined(HELTEC_MESH_POCKET_BATTERY_10000) +#define OCV_ARRAY 4100, 4060, 3960, 3840, 3729, 3625, 3550, 3500, 3420, 3345, 3100 #else // LiIon #define OCV_ARRAY 4190, 4050, 3990, 3890, 3800, 3720, 3630, 3530, 3420, 3300, 3100 #endif diff --git a/variants/heltec_mesh_pocket/nicheGraphics.h b/variants/heltec_mesh_pocket/nicheGraphics.h new file mode 100644 index 000000000..352a9bc47 --- /dev/null +++ b/variants/heltec_mesh_pocket/nicheGraphics.h @@ -0,0 +1,107 @@ +#pragma once + +#include "configuration.h" + +#ifdef MESHTASTIC_INCLUDE_NICHE_GRAPHICS + +// InkHUD-specific components +// --------------------------- +#include "graphics/niche/InkHUD/InkHUD.h" + +// Applets +#include "graphics/niche/InkHUD/Applets/User/AllMessage/AllMessageApplet.h" +#include "graphics/niche/InkHUD/Applets/User/DM/DMApplet.h" +#include "graphics/niche/InkHUD/Applets/User/Heard/HeardApplet.h" +#include "graphics/niche/InkHUD/Applets/User/Positions/PositionsApplet.h" +#include "graphics/niche/InkHUD/Applets/User/RecentsList/RecentsListApplet.h" +#include "graphics/niche/InkHUD/Applets/User/ThreadedMessage/ThreadedMessageApplet.h" + +// #include "graphics/niche/InkHUD/Applets/Examples/BasicExample/BasicExampleApplet.h" +// #include "graphics/niche/InkHUD/Applets/Examples/NewMsgExample/NewMsgExampleApplet.h" + +// Shared NicheGraphics components +// -------------------------------- +#include "graphics/niche/Drivers/EInk/LCMEN2R13ECC1.h" +#include "graphics/niche/Inputs/TwoButton.h" + +#include "graphics/niche/Fonts/FreeSans6pt7b.h" +#include "graphics/niche/Fonts/FreeSans6pt8bCyrillic.h" +#include + +void setupNicheGraphics() +{ + using namespace NicheGraphics; + + // SPI + // ----------------------------- + SPIClass *spi1=&SPI1; + spi1->begin(); + // Display is connected to SPI1 + + // E-Ink Driver + // ----------------------------- + // Use E-Ink driver + Drivers::EInk *driver = new Drivers::LCMEN2R13ECC1; + driver->begin(spi1, PIN_EINK_DC, PIN_EINK_CS, PIN_EINK_BUSY, PIN_EINK_RES); + + // InkHUD + // ---------------------------- + + InkHUD::InkHUD *inkhud = InkHUD::InkHUD::getInstance(); + + // Set the driver + inkhud->setDriver(driver); + + // Set how many FAST updates per FULL update + // Set how unhealthy additional FAST updates beyond this number are + inkhud->setDisplayResilience(10, 1.5); + + // Prepare fonts + InkHUD::Applet::fontLarge = InkHUD::AppletFont(FreeSans9pt7b); + InkHUD::Applet::fontSmall = InkHUD::AppletFont(FreeSans6pt7b); + /* + // Font localization demo: Cyrillic + InkHUD::Applet::fontSmall = InkHUD::AppletFont(FreeSans6pt8bCyrillic); + InkHUD::Applet::fontSmall.addSubstitutionsWin1251(); + */ + + // Customize default settings + inkhud->persistence->settings.userTiles.maxCount = 2; // How many tiles can the display handle? + inkhud->persistence->settings.rotation = 3; // 270 degrees clockwise + inkhud->persistence->settings.userTiles.count = 1; // One tile only by default, keep things simple for new users + inkhud->persistence->settings.optionalMenuItems.nextTile = true; + + // Pick applets + inkhud->addApplet("All Messages", new InkHUD::AllMessageApplet, true, true); // Activated, autoshown + inkhud->addApplet("DMs", new InkHUD::DMApplet); // Inactive + inkhud->addApplet("Channel 0", new InkHUD::ThreadedMessageApplet(0)); // Inactive + inkhud->addApplet("Channel 1", new InkHUD::ThreadedMessageApplet(1)); // Inactive + inkhud->addApplet("Positions", new InkHUD::PositionsApplet, true); // Activated + inkhud->addApplet("Recents List", new InkHUD::RecentsListApplet); // Inactive + inkhud->addApplet("Heard", new InkHUD::HeardApplet, true, false, 0); // Activated, not autoshown, default on tile 0 + // inkhud->addApplet("Basic", new InkHUD::BasicExampleApplet); + // inkhud->addApplet("NewMsg", new InkHUD::NewMsgExampleApplet); + + // Start running InkHUD + inkhud->begin(); + + // Buttons + // -------------------------- + + Inputs::TwoButton *buttons = Inputs::TwoButton::getInstance(); // Shared NicheGraphics component + constexpr uint8_t MAIN_BUTTON = 0; + // constexpr uint8_t AUX_BUTTON = 1; + + // Setup the main user button + buttons->setWiring(MAIN_BUTTON, Inputs::TwoButton::getUserButtonPin()); + buttons->setHandlerShortPress(MAIN_BUTTON, []() { InkHUD::InkHUD::getInstance()->shortpress(); }); + buttons->setHandlerLongPress(MAIN_BUTTON, []() { InkHUD::InkHUD::getInstance()->longpress(); }); + + // Setup the aux button + // Bonus feature of VME213 + // buttons->setWiring(AUX_BUTTON, BUTTON_PIN_SECONDARY); + // buttons->setHandlerShortPress(AUX_BUTTON, []() { InkHUD::InkHUD::getInstance()->nextTile(); }); + buttons->start(); +} + +#endif \ No newline at end of file diff --git a/variants/heltec_mesh_pocket/platformio.ini b/variants/heltec_mesh_pocket/platformio.ini new file mode 100644 index 000000000..53f56e973 --- /dev/null +++ b/variants/heltec_mesh_pocket/platformio.ini @@ -0,0 +1,92 @@ +; First prototype nrf52840/sx1262 device +[env:heltec-mesh-pocket-5000] +extends = nrf52840_base +board = heltec_mesh_pocket +debug_tool = jlink + +# add -DCFG_SYSVIEW if you want to use the Segger systemview tool for OS profiling. +build_flags = ${nrf52840_base.build_flags} -Ivariants/heltec_mesh_pocket + -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard" + -DHELTEC_MESH_POCKET + -DHELTEC_MESH_POCKET_BATTERY_5000 + -DUSE_EINK + -DEINK_DISPLAY_MODEL=GxEPD2_213_B74 + -DEINK_WIDTH=250 + -DEINK_HEIGHT=122 + -DUSE_EINK_DYNAMICDISPLAY ; Enable Dynamic EInk + -DEINK_LIMIT_FASTREFRESH=10 ; How many consecutive fast-refreshes are permitted + -DEINK_LIMIT_RATE_BACKGROUND_SEC=30 ; Minimum interval between BACKGROUND updates + -DEINK_LIMIT_RATE_RESPONSIVE_SEC=1 ; Minimum interval between RESPONSIVE updates +; -D EINK_LIMIT_GHOSTING_PX=2000 ; (Optional) How much image ghosting is tolerated + -DEINK_BACKGROUND_USES_FAST ; (Optional) Use FAST refresh for both BACKGROUND and RESPONSIVE, until a limit is reached. + -DEINK_HASQUIRK_GHOSTING ; Display model is identified as "prone to ghosting" + -DEINK_HASQUIRK_WEAKFASTREFRESH ; Pixels set with fast-refresh are easy to clear, disrupted by sunlight + +build_src_filter = ${nrf52_base.build_src_filter} +<../variants/heltec_mesh_pocket> +lib_deps = + ${nrf52840_base.lib_deps} + lewisxhe/PCF8563_Library@^1.0.1 + https://github.com/meshtastic/GxEPD2#b202ebfec6a4821e098cf7a625ba0f6f2400292d + + +[env:heltec-mesh-pocket-inkhud-5000] +extends = nrf52840_base, inkhud +board = heltec_mesh_pocket +build_src_filter = ${nrf52_base.build_src_filter} +<../variants/heltec_mesh_pocket> ${inkhud.build_src_filter} +build_flags = + ${inkhud.build_flags} + ${nrf52840_base.build_flags} + -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard" + -I variants/heltec_mesh_pocket + -D HELTEC_MESH_POCKET + -D HELTEC_MESH_POCKET_BATTERY_5000 +lib_deps = + ${inkhud.lib_deps} ; InkHUD libs first, so we get GFXRoot instead of AdafruitGFX + ${nrf52840_base.lib_deps} + + +; First prototype nrf52840/sx1262 device +[env:heltec-mesh-pocket-10000] +extends = nrf52840_base +board = heltec_mesh_pocket +debug_tool = jlink + +# add -DCFG_SYSVIEW if you want to use the Segger systemview tool for OS profiling. +build_flags = ${nrf52840_base.build_flags} -Ivariants/heltec_mesh_pocket + -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard" + -DHELTEC_MESH_POCKET + -DHELTEC_MESH_POCKET_BATTERY_10000 + -DUSE_EINK + -DEINK_DISPLAY_MODEL=GxEPD2_213_B74 + -DEINK_WIDTH=250 + -DEINK_HEIGHT=122 + -DUSE_EINK_DYNAMICDISPLAY ; Enable Dynamic EInk + -DEINK_LIMIT_FASTREFRESH=10 ; How many consecutive fast-refreshes are permitted + -DEINK_LIMIT_RATE_BACKGROUND_SEC=30 ; Minimum interval between BACKGROUND updates + -DEINK_LIMIT_RATE_RESPONSIVE_SEC=1 ; Minimum interval between RESPONSIVE updates +; -D EINK_LIMIT_GHOSTING_PX=2000 ; (Optional) How much image ghosting is tolerated + -DEINK_BACKGROUND_USES_FAST ; (Optional) Use FAST refresh for both BACKGROUND and RESPONSIVE, until a limit is reached. + -DEINK_HASQUIRK_GHOSTING ; Display model is identified as "prone to ghosting" + -DEINK_HASQUIRK_WEAKFASTREFRESH ; Pixels set with fast-refresh are easy to clear, disrupted by sunlight + +build_src_filter = ${nrf52_base.build_src_filter} +<../variants/heltec_mesh_pocket> +lib_deps = + ${nrf52840_base.lib_deps} + lewisxhe/PCF8563_Library@^1.0.1 + https://github.com/meshtastic/GxEPD2#b202ebfec6a4821e098cf7a625ba0f6f2400292d + + +[env:heltec-mesh-pocket-inkhud-10000] +extends = nrf52840_base, inkhud +board = heltec_mesh_pocket +build_src_filter = ${nrf52_base.build_src_filter} +<../variants/heltec_mesh_pocket> ${inkhud.build_src_filter} +build_flags = + ${inkhud.build_flags} + ${nrf52840_base.build_flags} + -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard" + -I variants/heltec_mesh_pocket + -D HELTEC_MESH_POCKET + -D HELTEC_MESH_POCKET_BATTERY_10000 +lib_deps = + ${inkhud.lib_deps} ; InkHUD libs first, so we get GFXRoot instead of AdafruitGFX + ${nrf52840_base.lib_deps} diff --git a/variants/heltec_mesh_pocket/variant.cpp b/variants/heltec_mesh_pocket/variant.cpp new file mode 100644 index 000000000..20ba5f2ae --- /dev/null +++ b/variants/heltec_mesh_pocket/variant.cpp @@ -0,0 +1,13 @@ +#include "variant.h" +#include "nrf.h" +#include "wiring_constants.h" +#include "wiring_digital.h" + +const uint32_t g_ADigitalPinMap[] = { + // P0 - pins 0 and 1 are hardwired for xtal and should never be enabled + 0xff, 0xff, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, + + // P1 + 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47}; + + diff --git a/variants/heltec_mesh_pocket/variant.h b/variants/heltec_mesh_pocket/variant.h new file mode 100644 index 000000000..89f06f358 --- /dev/null +++ b/variants/heltec_mesh_pocket/variant.h @@ -0,0 +1,135 @@ +#ifndef _VARIANT_HELTEC_NRF_ +#define _VARIANT_HELTEC_NRF_ +/** Master clock frequency */ +#define VARIANT_MCK (64000000ul) + +#define USE_LFXO // Board uses 32khz crystal for LF + +/*---------------------------------------------------------------------------- + * Headers + *----------------------------------------------------------------------------*/ + +#include "WVariant.h" + +#ifdef __cplusplus +extern "C" { +#endif // __cplusplus + +// Number of pins defined in PinDescription array +#define PINS_COUNT (48) +#define NUM_DIGITAL_PINS (48) +#define NUM_ANALOG_INPUTS (1) +#define NUM_ANALOG_OUTPUTS (0) + +// LEDs +#define PIN_LED1 (13) // 13 red (confirmed on 1.0 board) +#define LED_RED PIN_LED1 +#define LED_BLUE PIN_LED1 +#define LED_GREEN PIN_LED1 +#define LED_BUILTIN LED_BLUE +#define LED_CONN LED_BLUE +#define LED_STATE_ON 0 // State when LED is lit + +/* + * Buttons + */ +#define PIN_BUTTON1 (32 + 10) +// #define PIN_BUTTON2 (0 + 18) // 0.18 is labeled on the board as RESET but we configure it in the bootloader as a regular +// GPIO + +/* +No longer populated on PCB +*/ +#define PIN_SERIAL2_RX (0 + 7) +#define PIN_SERIAL2_TX (0 + 8) +// #define PIN_SERIAL2_EN (0 + 17) + +/** + Wire Interfaces + */ +#define WIRE_INTERFACES_COUNT 1 + +#define PIN_WIRE_SDA (32+15) +#define PIN_WIRE_SCL (32+13) + +/* + * Lora radio + */ + +#define USE_SX1262 +#define SX126X_CS (0 + 26) // FIXME - we really should define LORA_CS instead +#define LORA_CS (0 + 26) +#define SX126X_DIO1 (0 + 16) +// Note DIO2 is attached internally to the module to an analog switch for TX/RX switching +// #define SX1262_DIO3 (0 + 21) +// This is used as an *output* from the sx1262 and connected internally to power the tcxo, do not drive from the +// main +// CPU? +#define SX126X_BUSY (0 + 15) +#define SX126X_RESET (0 + 12) +// Not really an E22 but TTGO seems to be trying to clone that +#define SX126X_DIO2_AS_RF_SWITCH +#define SX126X_DIO3_TCXO_VOLTAGE 1.8 + +// Display (E-Ink) +#define PIN_EINK_CS 24 +#define PIN_EINK_BUSY 32+6 +#define PIN_EINK_DC 31 +#define PIN_EINK_RES 32+4 +#define PIN_EINK_SCLK 22 +#define PIN_EINK_MOSI 20 + + +#define PIN_SPI1_MISO -1 +#define PIN_SPI1_MOSI PIN_EINK_MOSI +#define PIN_SPI1_SCK PIN_EINK_SCLK + + +/* + * GPS pins + */ + +#define PIN_SERIAL1_RX 32+5 +#define PIN_SERIAL1_TX 32+7 + +/* + * SPI Interfaces + */ +#define SPI_INTERFACES_COUNT 2 + +// For LORA, spi 0 +#define PIN_SPI_MISO (32 + 9) +#define PIN_SPI_MOSI (0 + 5) +#define PIN_SPI_SCK (0 + 4) + +// #define PIN_PWR_EN (0 + 6) + +// To debug via the segger JLINK console rather than the CDC-ACM serial device +// #define USE_SEGGER + +// Battery +// The battery sense is hooked to pin A0 (4) +// it is defined in the anlaolgue pin section of this file +// and has 12 bit resolution + +#define ADC_CTRL 32+2 +#define ADC_CTRL_ENABLED HIGH +#define BATTERY_PIN 29 +#define ADC_RESOLUTION 14 + +#define BATTERY_SENSE_RESOLUTION_BITS 12 +#define BATTERY_SENSE_RESOLUTION 4096.0 +#undef AREF_VOLTAGE +#define AREF_VOLTAGE 3.0 +#define VBAT_AR_INTERNAL AR_INTERNAL_3_0 +#define ADC_MULTIPLIER (4.90F) + +#undef HAS_GPS +#define HAS_GPS 0 +#define HAS_RTC 0 +#ifdef __cplusplus +} +#endif + + +#endif \ No newline at end of file