mirror of
https://github.com/sle118/squeezelite-esp32.git
synced 2025-12-15 16:07:05 +03:00
More refactoring
- Display is a separated entity - Make battery configuration consistent with others - Led config part of led.c - Jack config moved to monitor.c
This commit is contained in:
philippe44
137
components/display/tarablessd13x6/ifaces/default_if_i2c.c
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137
components/display/tarablessd13x6/ifaces/default_if_i2c.c
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/**
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* Copyright (c) 2017-2018 Tara Keeling
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*
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* This software is released under the MIT License.
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* https://opensource.org/licenses/MIT
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include <driver/i2c.h>
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#include <driver/gpio.h>
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#include "ssd13x6.h"
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#include "ssd13x6_default_if.h"
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static int I2CPortNumber;
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static const int SSD13x6_I2C_COMMAND_MODE = 0x80;
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static const int SSD13x6_I2C_DATA_MODE = 0x40;
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static bool I2CDefaultWriteBytes( int Address, bool IsCommand, const uint8_t* Data, size_t DataLength );
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static bool I2CDefaultWriteCommand( struct SSD13x6_Device* Display, SSDCmd Command );
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static bool I2CDefaultWriteData( struct SSD13x6_Device* Display, const uint8_t* Data, size_t DataLength );
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static bool I2CDefaultReset( struct SSD13x6_Device* Display );
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/*
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* Initializes the i2c master with the parameters specified
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* in the component configuration in sdkconfig.h.
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*
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* Returns true on successful init of the i2c bus.
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*/
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bool SSD13x6_I2CMasterInitDefault( int PortNumber, int SDA, int SCL ) {
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I2CPortNumber = PortNumber;
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if (SDA != -1 && SCL != -1) {
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i2c_config_t Config = { 0 };
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Config.mode = I2C_MODE_MASTER;
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Config.sda_io_num = SDA;
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Config.sda_pullup_en = GPIO_PULLUP_ENABLE;
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Config.scl_io_num = SCL;
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Config.scl_pullup_en = GPIO_PULLUP_ENABLE;
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Config.master.clk_speed = 250000;
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ESP_ERROR_CHECK_NONFATAL( i2c_param_config( I2CPortNumber, &Config ), return false );
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ESP_ERROR_CHECK_NONFATAL( i2c_driver_install( I2CPortNumber, Config.mode, 0, 0, 0 ), return false );
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}
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return true;
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}
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/*
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* Attaches a display to the I2C bus using default communication functions.
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*
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* Params:
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* DisplayHandle: Pointer to your SSD13x6_Device object
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* Width: Width of display
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* Height: Height of display
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* I2CAddress: Address of your display
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* RSTPin: Optional GPIO pin to use for hardware reset, if none pass -1 for this parameter.
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*
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* Returns true on successful init of display.
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*/
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bool SSD13x6_I2CMasterAttachDisplayDefault( struct SSD13x6_Device* DeviceHandle, int Model, int Width, int Height, int I2CAddress, int RSTPin ) {
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NullCheck( DeviceHandle, return false );
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if ( RSTPin >= 0 ) {
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ESP_ERROR_CHECK_NONFATAL( gpio_set_direction( RSTPin, GPIO_MODE_OUTPUT ), return false );
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( RSTPin, 1 ), return false );
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}
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DeviceHandle->Model = Model;
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return SSD13x6_Init_I2C( DeviceHandle,
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Width,
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Height,
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I2CAddress,
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RSTPin,
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I2CDefaultWriteCommand,
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I2CDefaultWriteData,
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I2CDefaultReset
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);
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}
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static bool I2CDefaultWriteBytes( int Address, bool IsCommand, const uint8_t* Data, size_t DataLength ) {
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i2c_cmd_handle_t* CommandHandle = NULL;
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static uint8_t ModeByte = 0;
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NullCheck( Data, return false );
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if ( ( CommandHandle = i2c_cmd_link_create( ) ) != NULL ) {
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ModeByte = ( IsCommand == true ) ? SSD13x6_I2C_COMMAND_MODE: SSD13x6_I2C_DATA_MODE;
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ESP_ERROR_CHECK_NONFATAL( i2c_master_start( CommandHandle ), goto error );
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ESP_ERROR_CHECK_NONFATAL( i2c_master_write_byte( CommandHandle, ( Address << 1 ) | I2C_MASTER_WRITE, true ), goto error );
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ESP_ERROR_CHECK_NONFATAL( i2c_master_write_byte( CommandHandle, ModeByte, true ), goto error );
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ESP_ERROR_CHECK_NONFATAL( i2c_master_write( CommandHandle, ( uint8_t* ) Data, DataLength, true ), goto error );
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ESP_ERROR_CHECK_NONFATAL( i2c_master_stop( CommandHandle ), goto error );
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ESP_ERROR_CHECK_NONFATAL( i2c_master_cmd_begin( I2CPortNumber, CommandHandle, pdMS_TO_TICKS( 1000 ) ), goto error );
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i2c_cmd_link_delete( CommandHandle );
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}
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return true;
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error:
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if (CommandHandle) i2c_cmd_link_delete( CommandHandle );
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return false;
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}
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static bool I2CDefaultWriteCommand( struct SSD13x6_Device* Display, SSDCmd Command ) {
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uint8_t CommandByte = ( uint8_t ) Command;
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NullCheck( Display, return false );
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return I2CDefaultWriteBytes( Display->Address, true, ( const uint8_t* ) &CommandByte, 1 );
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}
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static bool I2CDefaultWriteData( struct SSD13x6_Device* Display, const uint8_t* Data, size_t DataLength ) {
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NullCheck( Display, return false );
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NullCheck( Data, return false );
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return I2CDefaultWriteBytes( Display->Address, false, Data, DataLength );
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}
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static bool I2CDefaultReset( struct SSD13x6_Device* Display ) {
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NullCheck( Display, return false );
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if ( Display->RSTPin >= 0 ) {
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( Display->RSTPin, 0 ), return true );
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vTaskDelay( pdMS_TO_TICKS( 100 ) );
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( Display->RSTPin, 1 ), return true );
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}
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return true;
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}
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122
components/display/tarablessd13x6/ifaces/default_if_spi.c
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122
components/display/tarablessd13x6/ifaces/default_if_spi.c
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@@ -0,0 +1,122 @@
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/**
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* Copyright (c) 2017-2018 Tara Keeling
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*
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* This software is released under the MIT License.
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* https://opensource.org/licenses/MIT
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include <driver/spi_master.h>
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#include <driver/gpio.h>
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#include <freertos/task.h>
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#include "ssd13x6.h"
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#include "ssd13x6_default_if.h"
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static const int SSD13x6_SPI_Command_Mode = 0;
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static const int SSD13x6_SPI_Data_Mode = 1;
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static spi_host_device_t SPIHost;
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static int DCPin;
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static bool SPIDefaultWriteBytes( spi_device_handle_t SPIHandle, int WriteMode, const uint8_t* Data, size_t DataLength );
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static bool SPIDefaultWriteCommand( struct SSD13x6_Device* DeviceHandle, SSDCmd Command );
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static bool SPIDefaultWriteData( struct SSD13x6_Device* DeviceHandle, const uint8_t* Data, size_t DataLength );
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static bool SPIDefaultReset( struct SSD13x6_Device* DeviceHandle );
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bool SSD13x6_SPIMasterInitDefault( int SPI, int DC ) {
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SPIHost = SPI;
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DCPin = DC;
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return true;
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}
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bool SSD13x6_SPIMasterAttachDisplayDefault( struct SSD13x6_Device* DeviceHandle, int Model, int Width, int Height, int CSPin, int RSTPin ) {
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spi_device_interface_config_t SPIDeviceConfig;
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spi_device_handle_t SPIDeviceHandle;
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NullCheck( DeviceHandle, return false );
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if (CSPin >= 0) {
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ESP_ERROR_CHECK_NONFATAL( gpio_set_direction( CSPin, GPIO_MODE_OUTPUT ), return false );
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( CSPin, 0 ), return false );
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}
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memset( &SPIDeviceConfig, 0, sizeof( spi_device_interface_config_t ) );
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SPIDeviceConfig.clock_speed_hz = SPI_MASTER_FREQ_8M;
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SPIDeviceConfig.spics_io_num = CSPin;
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SPIDeviceConfig.queue_size = 1;
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if ( RSTPin >= 0 ) {
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ESP_ERROR_CHECK_NONFATAL( gpio_set_direction( RSTPin, GPIO_MODE_OUTPUT ), return false );
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( RSTPin, 0 ), return false );
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}
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ESP_ERROR_CHECK_NONFATAL( spi_bus_add_device( SPIHost, &SPIDeviceConfig, &SPIDeviceHandle ), return false );
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DeviceHandle->Model = Model;
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return SSD13x6_Init_SPI( DeviceHandle,
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Width,
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Height,
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RSTPin,
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CSPin,
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SPIDeviceHandle,
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SPIDefaultWriteCommand,
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SPIDefaultWriteData,
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SPIDefaultReset
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);
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}
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static bool SPIDefaultWriteBytes( spi_device_handle_t SPIHandle, int WriteMode, const uint8_t* Data, size_t DataLength ) {
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spi_transaction_t SPITransaction;
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NullCheck( SPIHandle, return false );
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NullCheck( Data, return false );
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if ( DataLength > 0 ) {
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memset( &SPITransaction, 0, sizeof( spi_transaction_t ) );
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SPITransaction.length = DataLength * 8;
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SPITransaction.tx_buffer = Data;
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gpio_set_level( DCPin, WriteMode );
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ESP_ERROR_CHECK_NONFATAL( spi_device_transmit( SPIHandle, &SPITransaction ), return false );
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}
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return true;
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}
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static bool SPIDefaultWriteCommand( struct SSD13x6_Device* DeviceHandle, SSDCmd Command ) {
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static uint8_t CommandByte = 0;
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NullCheck( DeviceHandle, return false );
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NullCheck( DeviceHandle->SPIHandle, return false );
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CommandByte = Command;
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return SPIDefaultWriteBytes( DeviceHandle->SPIHandle, SSD13x6_SPI_Command_Mode, &CommandByte, 1 );
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}
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static bool SPIDefaultWriteData( struct SSD13x6_Device* DeviceHandle, const uint8_t* Data, size_t DataLength ) {
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NullCheck( DeviceHandle, return false );
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NullCheck( DeviceHandle->SPIHandle, return false );
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return SPIDefaultWriteBytes( DeviceHandle->SPIHandle, SSD13x6_SPI_Data_Mode, Data, DataLength );
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}
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static bool SPIDefaultReset( struct SSD13x6_Device* DeviceHandle ) {
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NullCheck( DeviceHandle, return false );
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if ( DeviceHandle->RSTPin >= 0 ) {
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( DeviceHandle->RSTPin, 0 ), return false );
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vTaskDelay( pdMS_TO_TICKS( 100 ) );
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ESP_ERROR_CHECK_NONFATAL( gpio_set_level( DeviceHandle->RSTPin, 1 ), return false );
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}
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return true;
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}
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