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[display] Add SH1106 driver inherited from SSD1306
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| Original file line number | Diff line number | Diff line change |
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| /* | ||
| * Copyright (c) 2021, Thomas Sommer | ||
| * | ||
| * This file is part of the modm project. | ||
| * | ||
| * This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| */ | ||
| // ---------------------------------------------------------------------------- | ||
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| #pragma once | ||
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| #include "ssd1306.hpp" | ||
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| namespace modm | ||
| { | ||
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| /** | ||
| * SH1106 is said to be 'compatible' with SSD1306. However there's a relevant | ||
| * difference: SH1106 does only support MemoryMode::PAGE. This requires a little | ||
| * more extensive writeDisplay() routine. We have to alternate between setting | ||
| * Page-address and sending page-data instead of sending the whole buffer at | ||
| * once like is for SSD1306 in MemoryMode::HORIZONTAL / MemoryMode::VERTICAL | ||
| * | ||
| * @ingroup modm_driver_sh1106 | ||
| */ | ||
| template<class I2cMaster, uint8_t Height = 64> | ||
| class Sh1106 : public Ssd1306<I2cMaster, Height> | ||
| { | ||
| public: | ||
| Sh1106(uint8_t address = 0x3C) : Ssd1306<I2cMaster, Height>(address) {} | ||
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| protected: | ||
| modm::ResumableResult<void> | ||
| startWriteDisplay() override | ||
| { | ||
| RF_BEGIN(); | ||
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| this->transaction_success = true; | ||
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| this->commandBuffer[0] = ssd1306::AdressingCommands::HigherColumnStartAddress; | ||
| this->commandBuffer[1] = 0x02; | ||
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| for (page = 0; page < Height / 8; page++) | ||
| { | ||
| this->commandBuffer[2] = 0xB0 | page; | ||
| this->transaction_success &= RF_CALL(this->writeCommands(3)); | ||
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| RF_WAIT_UNTIL( | ||
| this->transaction.configureDisplayWrite((uint8_t*)&this->buffer[page], 128)); | ||
| RF_WAIT_UNTIL(this->startTransaction()); | ||
| RF_WAIT_WHILE(this->isTransactionRunning()); | ||
| this->transaction_success &= this->wasTransactionSuccessful(); | ||
| }; | ||
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| RF_END_RETURN(this->transaction_success); | ||
| } | ||
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| modm::ResumableResult<void> | ||
| initializeMemoryMode() override | ||
| { | ||
| RF_BEGIN(); | ||
| // Default on Power-up - can be omitted | ||
| this->commandBuffer[0] = ssd1306::AdressingCommands::MemoryMode; | ||
| this->commandBuffer[1] = ssd1306::MemoryMode::PAGE; | ||
| this->transaction_success &= RF_CALL(this->writeCommands(2)); | ||
| RF_END(); | ||
| } | ||
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| private: | ||
| size_t page; | ||
| }; | ||
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| } // namespace modm |
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| @@ -0,0 +1,24 @@ | ||
| #!/usr/bin/env python3 | ||
| # -*- coding: utf-8 -*- | ||
| # | ||
| # Copyright (c) 2021, Thomas Sommer | ||
| # | ||
| # This file is part of the modm project. | ||
| # | ||
| # This Source Code Form is subject to the terms of the Mozilla Public | ||
| # License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| # file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| # ----------------------------------------------------------------------------- | ||
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| def init(module): | ||
| module.name = ":driver:sh1106" | ||
| module.description = "SH1106 Display" | ||
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| def prepare(module, options): | ||
| module.depends(":driver:ssd1306") | ||
| return True | ||
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| def build(env): | ||
| env.outbasepath = "modm/src/modm/driver/display" | ||
| env.copy("sh1106.hpp") |
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