170bdd104f
Large change that removes the duplicated MIT notice withe a spdx tag Signed-off-by: Thomas Ingleby <thomas.ingleby@intel.com>
101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/*
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* Copyright (c) 2016 Intel Corporation
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* Copyright (c) 2015 Jules Dourlens (jdourlens@gmail.com)
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*
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* SPDX-License-Identifier: MIT
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*/
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#pragma once
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#include <pthread.h>
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#include "uart.h"
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#define MODE_INPUT 0x00
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#define MODE_OUTPUT 0x01
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#define MODE_ANALOG 0x02
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#define MODE_PWM 0x03
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#define MODE_SERVO 0x04
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#define MODE_SHIFT 0x05
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#define MODE_I2C 0x06
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#define LOW 0
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#define HIGH 1
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#define FIRMATA_START_SYSEX 0xF0 // start a MIDI Sysex message
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#define FIRMATA_END_SYSEX 0xF7 // end a MIDI Sysex message
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#define FIRMATA_PIN_MODE_QUERY 0x72 // ask for current and supported pin modes
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#define FIRMATA_PIN_MODE_RESPONSE 0x73 // reply with current and supported pin modes
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#define FIRMATA_PIN_STATE_QUERY 0x6D
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#define FIRMATA_PIN_STATE_RESPONSE 0x6E
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#define FIRMATA_CAPABILITY_QUERY 0x6B
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#define FIRMATA_CAPABILITY_RESPONSE 0x6C
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#define FIRMATA_ANALOG_MAPPING_QUERY 0x69
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#define FIRMATA_ANALOG_MAPPING_RESPONSE 0x6A
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#define FIRMATA_DIGITAL_MESSAGE 0x90 // send data for a digital pin
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#define FIRMATA_ANALOG_MESSAGE 0xE0 // send data for an analog pin (or PWM)
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#define FIRMATA_ANALOG_MESSAGE 0xE0 // send data for an analog pin (or PWM)
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#define FIRMATA_REPORT_ANALOG 0xC0 // enable analog input by pin #
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#define FIRMATA_REPORT_DIGITAL 0xD0 // enable digital input by port pair
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#define FIRMATA_I2C_CONFIG 0x78
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#define FIRMATA_I2C_REPLY 0x77
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#define FIRMATA_I2C_REQUEST 0x76
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#define I2C_MODE_WRITE 0x00
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#define I2C_MODE_READ 0x01
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#define I2C_CONTINUOUSREAD 0x02
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#define I2C_STOP_READING 0x03
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#define FIRMATA_SET_PIN_MODE 0xF4 // set a pin to INPUT/OUTPUT/PWM/etc
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#define FIRMATA_REPORT_VERSION 0xF9 // report protocol version
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#define FIRMATA_SYSTEM_RESET 0xFF // reset from MIDI
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#define FIRMATA_START_SYSEX 0xF0 // start a MIDI Sysex message
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#define FIRMATA_END_SYSEX 0xF7 // end a MIDI Sysex message
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// extended command set using sysex (0-127/0x00-0x7F)
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/* 0x00-0x0F reserved for custom commands */
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#define FIRMATA_SERVO_CONFIG 0x70 // set max angle, minPulse, maxPulse, freq
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#define FIRMATA_STRING 0x71 // a string message with 14-bits per char
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#define FIRMATA_REPORT_FIRMWARE 0x79 // report name and version of the firmware
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#define FIRMATA_SYSEX_NON_REALTIME 0x7E // MIDI Reserved for non-realtime messages
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#define FIRMATA_SYSEX_REALTIME 0x7F // MIDI Reserved for realtime messages
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#define FIRMATA_MSG_LEN 1024
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typedef struct s_pin {
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uint8_t mode;
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uint8_t analog_channel;
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uint64_t supported_modes;
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uint32_t value;
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} t_pin;
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typedef struct s_firmata {
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mraa_uart_context uart;
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t_pin pins[128];
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int i2cmsg[256][256];
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int parse_command_len;
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int parse_count;
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uint8_t parse_buff[FIRMATA_MSG_LEN];
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int isReady;
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char firmware[140];
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uint8_t dev_count;
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struct _firmata** devs;
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pthread_spinlock_t lock;
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} t_firmata;
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t_firmata* firmata_new(const char* name);
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void firmata_initPins(t_firmata* firmata);
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int firmata_askFirmware(t_firmata* firmata);
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int firmata_pinMode(t_firmata* firmata, int pin, int mode);
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int firmata_digitalWrite(t_firmata* firmata, int pin, int value);
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int firmata_analogWrite(t_firmata* firmata, int pin, int value);
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int firmata_analogRead(t_firmata* firmata, int pin);
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int firmata_pull(t_firmata* firmata);
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void firmata_parse(t_firmata* firmata, const uint8_t* buf, int len);
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void firmata_endParse(t_firmata* firmata);
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void firmata_close(t_firmata* firmata);
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