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author | Romain Forlot <romain.forlot@iot.bzh> | 2017-03-06 16:57:14 +0100 |
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committer | Romain Forlot <romain.forlot@iot.bzh> | 2017-03-06 16:57:14 +0100 |
commit | 239729c759948d4574de625a84cff6f9c1338adf (patch) | |
tree | 4f5635d50c5704a0753586d4fea4b3822eee0e51 /src/obd2.hpp | |
parent | 217690559c27646c7e412aaeacfa2064a9e7e6e4 (diff) |
Change way to find signals to make it a little bit more generic.
Now we have basically 3 functions :
- one for subscription which return signal name into a vector
- one to find from CanSignal vector
- a last to find from Obd2Pid vector
Name of some function has been changed.
May be reworked later.
Change-Id: Ie72969fd20503fc1f9291958dc2ac5d827a6be59
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'src/obd2.hpp')
-rw-r--r-- | src/obd2.hpp | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/src/obd2.hpp b/src/obd2.hpp deleted file mode 100644 index 05387456..00000000 --- a/src/obd2.hpp +++ /dev/null @@ -1,146 +0,0 @@ -/* - * Copyright (C) 2015, 2016 "IoT.bzh" - * Author "Romain Forlot" <romain.forlot@iot.bzh> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#pragma once - -#include <vector> -#include "uds/uds.h" -#include "can-bus.hpp" - -extern "C" -{ - #include <afb/afb-binding.h> -} - -enum UNIT { - POURCENT, - DEGREES_CELSIUS, - KPA, - RPM, - GRAMS_SEC, - SECONDS, - KM, - KM_H, - PA, - NM -}; - -const char *UNIT_NAMES[10] = { - "POURCENT", - "DEGREES_CELSIUS", - "KPA", - "RPM", - "GRAMS_SEC", - "SECONDS", - "KM", - "KM_H", - "PA", - "NM" -}; - -/** - * @brief A representation of an OBD-II PID. - * - * pid - The 1 byte PID. - * name - A human readable name to use for this PID when published. - * min - minimum value for this pid - * max - maximum value for this pid - * unit - unit used - * frequency - The frequency to request this PID if supported by the vehicle - * when automatic, recurring OBD-II requests are enabled. - * supported - is it supported by the vehicle. Initialized after scan - * event - application framework event handler. - */ -typedef struct _Obd2Pid { - uint8_t pid; - const char* generic_name; - const int min; - const int max; - enum UNIT unit; - int frequency; - bool supported; -} Obd2Pid; - -/* -* Pre-defined OBD-II PIDs to query for if supported by the vehicle. -*/ -const std::vector<Obd2Pid> OBD2_PIDS { - { pid: 0x04, name: "obd2.engine.load", min:0, max: 100, unit: POURCENT, frequency: 5, supported: false}, - { pid: 0x05, name: "obd2.engine.coolant.temperature", min: -40, max: 215, unit: DEGREES_CELSIUS, frequency: 1, supported: false}, - { pid: 0x0a, name: "obd2.fuel.pressure", min: 0, max: 765, unit: KPA, frequency: 1, supported: false}, - { pid: 0x0b, name: "obd2.intake.manifold.pressure", min: 0, max: 255, unit: KPA, frequency: 1, supported: false}, - { pid: 0x0c, name: "obd2.engine.speed", min: 0, max: 16383, unit: RPM, frequency: 5, supported: false}, - { pid: 0x0d, name: "obd2.vehicle.speed", min: 0, max: 255, unit: KM_H, frequency: 5, supported: false}, - { pid: 0x0f, name: "obd2.intake.air.temperature", min: -40, max:215, unit: DEGREES_CELSIUS, frequency: 1, supported: false}, - { pid: 0x10, name: "obd2.mass.airflow", min: 0, max: 655, unit: GRAMS_SEC, frequency: 5, supported: false}, - { pid: 0x11, name: "obd2.throttle.position", min: 0, max: 100, unit: POURCENT, frequency: 5, supported: false}, - { pid: 0x1f, name: "obd2.running.time", min: 0, max: 65535, unit: SECONDS, frequency: 1, supported: false}, - { pid: 0x2d, name: "obd2.EGR.error", min: -100, max: 99, unit: POURCENT, frequency: 0, supported: false}, - { pid: 0x2f, name: "obd2.fuel.level", min: 0, max: 100, unit: POURCENT, frequency: 1, supported: false}, - { pid: 0x33, name: "obd2.barometric.pressure", min: 0, max: 255, unit: KPA, frequency: 1, supported: false}, - { pid: 0x4c, name: "obd2.commanded.throttle.position", min: 0, max: 100, unit: POURCENT, frequency: 1, supported: false}, - { pid: 0x52, name: "obd2.ethanol.fuel.percentage", min: 0, max: 100, unit: POURCENT, frequency: 1, supported: false}, - { pid: 0x5a, name: "obd2.accelerator.pedal.position", min: 0, max: 100, unit: POURCENT, frequency: 5, supported: false}, - { pid: 0x5b, name: "obd2.hybrid.battery-pack.remaining.life", min: 0, max: 100, unit: POURCENT, frequency: 5, supported: false}, - { pid: 0x5c, name: "obd2.engine.oil.temperature",min: -40, max: 210, unit: DEGREES_CELSIUS, frequency: 1, supported: false}, - { pid: 0x63, name: "obd2.engine.torque", min: 0, max: 65535, unit: NM, frequency: 1, supported: false} -}; - -/** - * @brief - Object to handle obd2 session with pre-scan of supported pid - * then request them regularly - */ -class obd2_handler_t { - private: - - public: - /** - * @brief: - * - * Returns - */ - void find_obd2_pid(const char *name, std::vector<Obd2Pid> *pids); - - /** - * @brief Check if a request is an OBD-II PID request. - * - * @return true if the request is a mode 1 request and it has a 1 byte PID. - */ - bool is_obd2_request(DiagnosticRequest *request); - - /** - * @brief Check if requested signal name is an obd2 pid - * - * @return true if name began with ob2.* else false. - */ - bool is_obd2_signal(const char *name); - - /** - * @brief Decode the payload of an OBD-II PID. - * - * This function matches the type signature for a DiagnosticResponseDecoder, so - * it can be used as the decoder for a DiagnosticRequest. It returns the decoded - * value of the PID, using the standard formulas (see - * http://en.wikipedia.org/wiki/OBD-II_PIDs#Mode_01). - * - * @param[in] DiagnosticResponse response - the received DiagnosticResponse (the data is in response.payload, - * a byte array). This is most often used when the byte order is - * signiticant, i.e. with many OBD-II PID formulas. - * @param[in] float parsed_payload - the entire payload of the response parsed as an int. - */ - float handle_obd2_pid(const DiagnosticResponse* response, float parsedPayload); -};
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