commit
b5944766cb
9 changed files with 73 additions and 104 deletions
21
LICENSE
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21
LICENSE
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@ -0,0 +1,21 @@
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MIT License
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Copyright (c) 2017 Sandeep Mistry
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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@ -7,16 +7,17 @@
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CANSAME5x CAN;
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CANSAME5x CAN;
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void setup() {
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void setup() {
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Serial.begin(9600);
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Serial.begin(115200);
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while (!Serial);
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while (!Serial) delay(10);
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Serial.println("CAN Receiver Callback");
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Serial.println("CAN Receiver Callback");
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// start the CAN bus at 250 kbps
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// start the CAN bus at 250 kbps
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if (!CAN.begin(250E3)) {
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if (!CAN.begin(250000)) {
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Serial.println("Starting CAN failed!");
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Serial.println("Starting CAN failed!");
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while (1);
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while (1) delay(10);
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}
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}
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Serial.println("Starting CAN!");
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// register the receive callback
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// register the receive callback
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CAN.onReceive(onReceive);
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CAN.onReceive(onReceive);
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0
examples/feather_m4can_rx/.feather_m4_can.test.only
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0
examples/feather_m4can_rx/.feather_m4_can.test.only
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@ -7,8 +7,8 @@
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CANSAME5x CAN;
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CANSAME5x CAN;
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void setup() {
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void setup() {
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Serial.begin(9600);
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Serial.begin(115200);
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while (!Serial);
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while (!Serial) delay(10);
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Serial.println("CAN Receiver");
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Serial.println("CAN Receiver");
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@ -20,8 +20,9 @@ void setup() {
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// start the CAN bus at 250 kbps
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// start the CAN bus at 250 kbps
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if (!CAN.begin(250000)) {
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if (!CAN.begin(250000)) {
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Serial.println("Starting CAN failed!");
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Serial.println("Starting CAN failed!");
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while (1);
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while (1) delay(10);
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}
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}
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Serial.println("Starting CAN!");
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}
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}
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void loop() {
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void loop() {
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0
examples/feather_m4can_tx/.feather_m4_can.test.only
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0
examples/feather_m4can_tx/.feather_m4_can.test.only
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@ -7,10 +7,11 @@
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CANSAME5x CAN;
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CANSAME5x CAN;
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void setup() {
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void setup() {
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Serial.begin(9600);
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Serial.begin(115200);
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while (!Serial);
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while (!Serial) delay(10);
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Serial.println("CAN Sender");
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Serial.println("CAN Sender");
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pinMode(PIN_CAN_STANDBY, OUTPUT);
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pinMode(PIN_CAN_STANDBY, OUTPUT);
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digitalWrite(PIN_CAN_STANDBY, false); // turn off STANDBY
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digitalWrite(PIN_CAN_STANDBY, false); // turn off STANDBY
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pinMode(PIN_CAN_BOOSTEN, OUTPUT);
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pinMode(PIN_CAN_BOOSTEN, OUTPUT);
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@ -19,8 +20,9 @@ void setup() {
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// start the CAN bus at 250 kbps
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// start the CAN bus at 250 kbps
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if (!CAN.begin(250000)) {
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if (!CAN.begin(250000)) {
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Serial.println("Starting CAN failed!");
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Serial.println("Starting CAN failed!");
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while (1);
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while (1) delay(10);
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}
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}
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Serial.println("Starting CAN!");
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}
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}
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void loop() {
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void loop() {
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@ -1,38 +1,28 @@
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// Forked from:
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// Copyright (c) Sandeep Mistry. All rights reserved.
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// Copyright (c) Sandeep Mistry. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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// Licensed under the MIT license. See LICENSE file in the project root for full
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// license information.
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#include "CANController.h"
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#include "CANController.h"
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CANControllerClass::CANControllerClass() :
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CANControllerClass::CANControllerClass()
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_onReceive(NULL),
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: _onReceive(NULL),
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_packetBegun(false),
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_packetBegun(false), _txId(-1), _txExtended(-1), _txRtr(false), _txDlc(0),
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_txId(-1),
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_txLength(0),
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_txExtended(-1),
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_txRtr(false),
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_txDlc(0),
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_txLength(0),
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_rxId(-1),
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_rxId(-1), _rxExtended(false), _rxRtr(false), _rxDlc(0), _rxLength(0),
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_rxExtended(false),
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_rxIndex(0) {
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_rxRtr(false),
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_rxDlc(0),
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_rxLength(0),
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_rxIndex(0)
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{
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// overide Stream timeout value
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// overide Stream timeout value
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setTimeout(0);
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setTimeout(0);
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}
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}
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CANControllerClass::~CANControllerClass()
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CANControllerClass::~CANControllerClass() {}
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{
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}
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int CANControllerClass::begin(long /*baudRate*/)
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int CANControllerClass::begin(long /*baudRate*/) {
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{
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_packetBegun = false;
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_packetBegun = false;
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_txId = -1;
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_txId = -1;
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_txRtr =false;
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_txRtr = false;
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_txDlc = 0;
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_txDlc = 0;
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_txLength = 0;
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_txLength = 0;
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@ -45,12 +35,9 @@ int CANControllerClass::begin(long /*baudRate*/)
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return 1;
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return 1;
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}
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}
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void CANControllerClass::end()
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void CANControllerClass::end() {}
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{
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}
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int CANControllerClass::beginPacket(int id, int dlc, bool rtr)
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int CANControllerClass::beginPacket(int id, int dlc, bool rtr) {
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{
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if (id < 0 || id > 0x7FF) {
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if (id < 0 || id > 0x7FF) {
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return 0;
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return 0;
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}
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}
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@ -71,8 +58,7 @@ int CANControllerClass::beginPacket(int id, int dlc, bool rtr)
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return 1;
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return 1;
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}
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}
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int CANControllerClass::beginExtendedPacket(long id, int dlc, bool rtr)
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int CANControllerClass::beginExtendedPacket(long id, int dlc, bool rtr) {
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{
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if (id < 0 || id > 0x1FFFFFFF) {
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if (id < 0 || id > 0x1FFFFFFF) {
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return 0;
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return 0;
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}
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}
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@ -93,8 +79,7 @@ int CANControllerClass::beginExtendedPacket(long id, int dlc, bool rtr)
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return 1;
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return 1;
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}
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}
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int CANControllerClass::endPacket()
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int CANControllerClass::endPacket() {
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{
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if (!_packetBegun) {
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if (!_packetBegun) {
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return 0;
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return 0;
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}
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}
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@ -107,38 +92,21 @@ int CANControllerClass::endPacket()
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return 1;
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return 1;
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}
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}
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int CANControllerClass::parsePacket()
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int CANControllerClass::parsePacket() { return 0; }
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{
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return 0;
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}
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long CANControllerClass::packetId()
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long CANControllerClass::packetId() { return _rxId; }
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{
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return _rxId;
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}
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bool CANControllerClass::packetExtended()
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bool CANControllerClass::packetExtended() { return _rxExtended; }
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{
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return _rxExtended;
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}
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bool CANControllerClass::packetRtr()
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bool CANControllerClass::packetRtr() { return _rxRtr; }
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{
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return _rxRtr;
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}
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int CANControllerClass::packetDlc()
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int CANControllerClass::packetDlc() { return _rxDlc; }
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{
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return _rxDlc;
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}
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size_t CANControllerClass::write(uint8_t byte)
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size_t CANControllerClass::write(uint8_t byte) {
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{
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return write(&byte, sizeof(byte));
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return write(&byte, sizeof(byte));
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}
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}
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size_t CANControllerClass::write(const uint8_t *buffer, size_t size)
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size_t CANControllerClass::write(const uint8_t *buffer, size_t size) {
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{
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if (!_packetBegun) {
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if (!_packetBegun) {
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return 0;
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return 0;
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}
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}
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@ -153,13 +121,9 @@ size_t CANControllerClass::write(const uint8_t *buffer, size_t size)
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return size;
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return size;
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}
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}
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int CANControllerClass::available()
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int CANControllerClass::available() { return (_rxLength - _rxIndex); }
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{
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return (_rxLength - _rxIndex);
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}
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int CANControllerClass::read()
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int CANControllerClass::read() {
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{
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if (!available()) {
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if (!available()) {
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return -1;
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return -1;
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}
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}
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@ -167,8 +131,7 @@ int CANControllerClass::read()
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return _rxData[_rxIndex++];
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return _rxData[_rxIndex++];
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}
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}
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int CANControllerClass::peek()
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int CANControllerClass::peek() {
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{
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if (!available()) {
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if (!available()) {
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return -1;
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return -1;
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}
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}
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@ -176,41 +139,20 @@ int CANControllerClass::peek()
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return _rxData[_rxIndex];
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return _rxData[_rxIndex];
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}
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}
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void CANControllerClass::flush()
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void CANControllerClass::flush() {}
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{
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}
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void CANControllerClass::onReceive(void(*callback)(int))
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void CANControllerClass::onReceive(void (*callback)(int)) {
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{
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_onReceive = callback;
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_onReceive = callback;
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}
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}
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int CANControllerClass::filter(int /*id*/, int /*mask*/)
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int CANControllerClass::filter(int /*id*/, int /*mask*/) { return 0; }
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{
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return 0;
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}
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int CANControllerClass::filterExtended(long /*id*/, long /*mask*/)
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int CANControllerClass::filterExtended(long /*id*/, long /*mask*/) { return 0; }
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{
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return 0;
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}
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int CANControllerClass::observe()
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int CANControllerClass::observe() { return 0; }
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{
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return 0;
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}
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int CANControllerClass::loopback()
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int CANControllerClass::loopback() { return 0; }
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{
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return 0;
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}
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int CANControllerClass::sleep()
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int CANControllerClass::sleep() { return 0; }
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{
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return 0;
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}
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int CANControllerClass::wakeup()
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int CANControllerClass::wakeup() { return 0; }
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{
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return 0;
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}
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@ -1,5 +1,7 @@
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// Forked from:
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// Copyright (c) Sandeep Mistry. All rights reserved.
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// Copyright (c) Sandeep Mistry. All rights reserved.
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// Licensed under the MIT license. See LICENSE file in the project root for full license information.
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// Licensed under the MIT license. See LICENSE file in the project root for full
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// license information.
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#ifndef CAN_CONTROLLER_H
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#ifndef CAN_CONTROLLER_H
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#define CAN_CONTROLLER_H
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#define CAN_CONTROLLER_H
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@ -32,7 +34,7 @@ public:
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virtual int peek();
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virtual int peek();
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virtual void flush();
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virtual void flush();
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virtual void onReceive(void(*callback)(int));
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virtual void onReceive(void (*callback)(int));
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virtual int filter(int id) { return filter(id, 0x7ff); }
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virtual int filter(int id) { return filter(id, 0x7ff); }
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virtual int filter(int id, int mask);
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virtual int filter(int id, int mask);
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Reference in a new issue