added drivers in own folder

1 files changed, 150 insertions, 0 deletions

diff --git a/software/drivers/AW9523B.hpp b/software/drivers/AW9523B.hpp
new file mode 100644
index 0000000..bf6d1df
--- /dev/null
+++ b/software/drivers/AW9523B.hpp
@@ -0,0 +1,150 @@
+/*
+ * AW9523B.h
+ *
+ *  Created on: 26.02.2022
+ *      Author: michi
+ *  SPDX-FileCopyrightText: 2022 MDC Service <info@mdc-service.de>
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#ifndef _AW9523B_H_
+#define _AW9523B_H_
+
+//#include <Arduino.h>
+//#include <stdint.h>
+//#include <stdbool.h>
+
+#ifdef STM32
+   #include "stm32l4xx_hal.h"
+#endif
+
+
+/** Registers */
+#define AW9523B_I2C_ADDRESS 0x58   ///< I2C base address for AW9523B
+#define AW9523B_REG_ID 0x10        ///< id register
+#define AW9523B_ID 0x23            ///< id value
+#define AW9523B_P0_IN_STATE 0x00   ///< P0 port input state
+#define AW9523B_P1_IN_STATE 0x01   ///< P1 port input state
+#define AW9523B_P0_OUT_STATE 0x02  ///< P0 port output state
+#define AW9523B_P1_OUT_STATE 0x03  ///< P1 port output state
+#define AW9523B_P0_CONF_STATE 0x04 ///< P0 port config state
+#define AW9523B_P1_CONF_STATE 0x05 ///< P1 port config state
+#define AW9523B_REG_GLOB_CTR 0x11  ///< Global control register
+#define AW9523B_P0_LED_MODE 0x12   ///< P0 port led mode switch register
+#define AW9523B_P1_LED_MODE 0x13   ///< P1 port led mode switch register
+#define AW9523B_REG_SOFT_RST 0x7F  ///< Soft reset register
+
+
+
+/** AW9523B Port constants */
+enum AW9523BPort
+{
+    P0 = 0x00, // Port 0
+    P1 = 0x01, // Port 1
+};
+
+enum AW9523BPortMode
+{
+    OPEN_DRAIN = 0x00, // Port 0 open drain mode
+    PUSH_PULL = 1 << 4 // Port 0 push pull mode
+};
+
+/** AW9523B Port0 LED dimmer constants: 256 step dimming range select*/
+enum AW9523BLedsDim
+{
+    DIM_MAX = 0x00,//B00, // 0~IMAX 37mA(typical)
+    DIM_MED = 0x01,//B01, // 0~(IMAX×3/4)
+    DIM_LOW = 0x02,//B10, // 0~(IMAX×2/4)
+    DIM_MIN = 0x03,//B11, // 0~(IMAX×1/4)
+};
+
+/** AW9523B LED dimm current control registers*/
+enum AW9523BLedDimCtrl
+{
+    P1_0 = 0x20, // DIM0
+    P1_1 = 0x21, // DIM1
+    P1_2 = 0x22, // DIM2
+    P1_3 = 0x23, // DIM3
+    P0_0 = 0x24, // DIM4
+    P0_1 = 0x25, // DIM5
+    P0_2 = 0x26, // DIM6
+    P0_3 = 0x27, // DIM7
+    P0_4 = 0x28, // DIM8
+    P0_5 = 0x29, // DIM9
+    P0_6 = 0x2A, // DIM10
+    P0_7 = 0x2B, // DIM11
+    P1_4 = 0x2C, // DIM12
+    P1_5 = 0x2D, // DIM13
+    P1_6 = 0x2E, // DIM14
+    P1_7 = 0x2F, // DIM15
+};
+
+// Uncomment to enable debug messages
+//#define AW9523B_DEBUG
+
+// Define where debug output will be printed
+#define DEBUG_PRINTER Serial
+
+// Setup debug printing macros
+#ifdef AW9523B_DEBUG
+#define DEBUG_PRINT(...)                  \
+    {                                     \
+        DEBUG_PRINTER.print(__VA_ARGS__); \
+    }
+#define DEBUG_PRINTLN(...)                  \
+    {                                       \
+        DEBUG_PRINTER.println(__VA_ARGS__); \
+    }
+#else
+#define DEBUG_PRINT(...) \
+    {                    \
+    }
+#define DEBUG_PRINTLN(...) \
+    {                      \
+    }
+#endif
+
+/**************************************************************************/
+/*!
+    @brief  AW9523B I2C 16bit GPIO expander and LED driver
+*/
+/**************************************************************************/
+class AW9523B
+{
+
+public:
+#ifdef STM32
+    AW9523B(uint8_t address, I2C_HandleTypeDef _i2c_handle); //AD[1:0] address offset
+#else
+    AW9523B(uint8_t address, int _i2c_num); //AD[1:0] address offset
+#endif    
+    bool begin();
+    void configInOut(AW9523BPort port, uint8_t inout);
+    void configLedGPIO(AW9523BPort port, uint8_t ledGpio);
+    void setPort0Mode(AW9523BPortMode mode);
+    void setLedsDim(AW9523BLedsDim value);
+    void setLed(AW9523BLedDimCtrl led, uint8_t value);
+    void portIn(AW9523BPort port);
+    void portOut(AW9523BPort port);
+    uint8_t read();
+    uint8_t read(AW9523BPort port);
+    uint8_t write(uint8_t data);
+    uint8_t write(AW9523BPort port, uint8_t data);
+    void reset();
+    void scanAllAddress(void);
+private:
+    uint8_t writeI2C(uint8_t reg, uint8_t val);
+    uint8_t readI2C(uint8_t reg);
+    uint8_t _addr;
+    uint8_t _portIn = AW9523B_P0_IN_STATE;
+    uint8_t _portOut = AW9523B_P0_OUT_STATE;
+    AW9523BPortMode portMode = OPEN_DRAIN;
+    AW9523BLedsDim ledsDim = DIM_MAX;
+#ifdef STM32    
+    I2C_HandleTypeDef i2c_handle;//Michi
+#else
+    /*i2c_port_t*/int i2c_num;    
+#endif    
+};
+
+#endif // _AW9523B_H_