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49 lines
1.1 KiB
49 lines
1.1 KiB
/*
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MCP23S08 MODULE
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Copyright (C) 2020 by Eddi De Pieri <eddi at depieri dot com>
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Adapted from https://github.com/kmpelectronics/Arduino
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Copyright (C) 2016 Plamen Kovandjiev <p.kovandiev@kmpelectronics.eu> & Dimitar Antonov <d.antonov@kmpelectronics.eu>
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(ref. https://github.com/kmpelectronics/Arduino/blob/master/ProDinoWiFiEsp/src/PRODINoESP8266/src/KMPDinoWiFiESP.cpp)
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*/
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#pragma once
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#ifndef MCP23S08_H
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#define MCP23S08_H
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#include "espurna.h"
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#include "libs/BasePin.h"
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#if MCP23S08_SUPPORT
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constexpr size_t McpGpioPins = 8;
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// real hardware pin
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class McpGpioPin final : public BasePin {
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public:
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explicit McpGpioPin(unsigned char pin);
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void pinMode(int8_t mode);
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void digitalWrite(int8_t val);
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int digitalRead();
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};
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void MCP23S08Setup();
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uint8_t MCP23S08ReadRegister(uint8_t address);
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void MCP23S08WriteRegister(uint8_t address, uint8_t data);
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void MCP23S08SetDirection(uint8_t pinNumber, uint8_t mode);
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void MCP23S08SetPin(uint8_t pinNumber, bool state);
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bool MCP23S08GetPin(uint8_t pinNumber);
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bool mcpGpioValid(unsigned char gpio);
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#endif // MCP23S08_SUPPORT == 1
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#endif
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