/* Copyright (c) 2016 Arduino LLC. All right reserved. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ /* Modifications for v1.2.0 Arduino UNO R4 Board package to fix: 1. Transmit is Blocking. 2. Transmit Ring Buffer not Used. 3. Ring Buffer is not Interrupt Safe. 4. Both Hardware UARTS can be used at the same time. 5. 9-bit Support. Modified 6 July 2024 by Christian Huygen www.zevendevelopment.com */ #pragma once #include #include "Stream.h" namespace arduino { // XXX: Those constants should be defined as const int / enums? // XXX: shall we use namespaces too? #define SERIAL_PARITY_EVEN (0x1ul) #define SERIAL_PARITY_ODD (0x2ul) #define SERIAL_PARITY_NONE (0x3ul) #define SERIAL_PARITY_MARK (0x4ul) #define SERIAL_PARITY_SPACE (0x5ul) #define SERIAL_PARITY_MASK (0xFul) #define SERIAL_STOP_BIT_1 (0x10ul) #define SERIAL_STOP_BIT_1_5 (0x20ul) #define SERIAL_STOP_BIT_2 (0x30ul) #define SERIAL_STOP_BIT_MASK (0xF0ul) #define SERIAL_DATA_5 (0x100ul) #define SERIAL_DATA_6 (0x200ul) #define SERIAL_DATA_7 (0x300ul) #define SERIAL_DATA_8 (0x400ul) #define SERIAL_DATA_9 (0x500ul) #define SERIAL_DATA_MASK (0xF00ul) #define SERIAL_5N1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_NONE | SERIAL_DATA_5) #define SERIAL_6N1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_NONE | SERIAL_DATA_6) #define SERIAL_7N1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_NONE | SERIAL_DATA_7) #define SERIAL_8N1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_NONE | SERIAL_DATA_8) #define SERIAL_5N2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_NONE | SERIAL_DATA_5) #define SERIAL_6N2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_NONE | SERIAL_DATA_6) #define SERIAL_7N2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_NONE | SERIAL_DATA_7) #define SERIAL_8N2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_NONE | SERIAL_DATA_8) #define SERIAL_5E1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_EVEN | SERIAL_DATA_5) #define SERIAL_6E1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_EVEN | SERIAL_DATA_6) #define SERIAL_7E1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_EVEN | SERIAL_DATA_7) #define SERIAL_8E1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_EVEN | SERIAL_DATA_8) #define SERIAL_5E2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_EVEN | SERIAL_DATA_5) #define SERIAL_6E2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_EVEN | SERIAL_DATA_6) #define SERIAL_7E2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_EVEN | SERIAL_DATA_7) #define SERIAL_8E2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_EVEN | SERIAL_DATA_8) #define SERIAL_5O1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_ODD | SERIAL_DATA_5) #define SERIAL_6O1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_ODD | SERIAL_DATA_6) #define SERIAL_7O1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_ODD | SERIAL_DATA_7) #define SERIAL_8O1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_ODD | SERIAL_DATA_8) #define SERIAL_5O2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_ODD | SERIAL_DATA_5) #define SERIAL_6O2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_ODD | SERIAL_DATA_6) #define SERIAL_7O2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_ODD | SERIAL_DATA_7) #define SERIAL_8O2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_ODD | SERIAL_DATA_8) #define SERIAL_5M1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_MARK | SERIAL_DATA_5) #define SERIAL_6M1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_MARK | SERIAL_DATA_6) #define SERIAL_7M1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_MARK | SERIAL_DATA_7) #define SERIAL_8M1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_MARK | SERIAL_DATA_8) #define SERIAL_5M2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_MARK | SERIAL_DATA_5) #define SERIAL_6M2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_MARK | SERIAL_DATA_6) #define SERIAL_7M2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_MARK | SERIAL_DATA_7) #define SERIAL_8M2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_MARK | SERIAL_DATA_8) #define SERIAL_5S1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_SPACE | SERIAL_DATA_5) #define SERIAL_6S1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_SPACE | SERIAL_DATA_6) #define SERIAL_7S1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_SPACE | SERIAL_DATA_7) #define SERIAL_8S1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_SPACE | SERIAL_DATA_8) #define SERIAL_5S2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_SPACE | SERIAL_DATA_5) #define SERIAL_6S2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_SPACE | SERIAL_DATA_6) #define SERIAL_7S2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_SPACE | SERIAL_DATA_7) #define SERIAL_8S2 (SERIAL_STOP_BIT_2 | SERIAL_PARITY_SPACE | SERIAL_DATA_8) #define SERIAL_9N1 (SERIAL_STOP_BIT_1 | SERIAL_PARITY_NONE | SERIAL_DATA_9) class HardwareSerial : public Stream { public: virtual void begin(unsigned long) = 0; virtual void begin(unsigned long baudrate, uint16_t config) = 0; virtual void end() = 0; virtual int available(void) = 0; virtual int peek(void) = 0; virtual int read(void) = 0; virtual void flush(void) = 0; virtual size_t write(uint8_t) = 0; using Print::write; // pull in write(str) and write(buf, size) from Print virtual operator bool() = 0; }; // XXX: Are we keeping the serialEvent API? extern void serialEventRun(void) __attribute__((weak)); }