jack zen
/
MAX6675_hi
Fork of DS1820_HelloWorld by
main.cpp@5:c27ca1ae3915, 2017-09-06 (annotated)
- Committer:
- jack__zen
- Date:
- Wed Sep 06 05:37:29 2017 +0000
- Revision:
- 5:c27ca1ae3915
- Parent:
- 3:f483abe4bc57
- Child:
- 6:7ef001211531
DS18B20
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jack__zen | 5:c27ca1ae3915 | 1 | /* |
jack__zen | 5:c27ca1ae3915 | 2 | * OneWireCRC/OneWireThermometer demo. |
jack__zen | 5:c27ca1ae3915 | 3 | * |
jack__zen | 5:c27ca1ae3915 | 4 | * Copyright (C) <2009> Petras Saduikis <petras@petras.co.uk> |
jack__zen | 5:c27ca1ae3915 | 5 | * |
jack__zen | 5:c27ca1ae3915 | 6 | * This file is part of OneWireCRC/OneWireThermometer. |
jack__zen | 5:c27ca1ae3915 | 7 | * |
jack__zen | 5:c27ca1ae3915 | 8 | * OneWireCRC/OneWireThermometer is free software: you can redistribute it and/or modify |
jack__zen | 5:c27ca1ae3915 | 9 | * it under the terms of the GNU General Public License as published by |
jack__zen | 5:c27ca1ae3915 | 10 | * the Free Software Foundation, either version 3 of the License, or |
jack__zen | 5:c27ca1ae3915 | 11 | * (at your option) any later version. |
jack__zen | 5:c27ca1ae3915 | 12 | * |
jack__zen | 5:c27ca1ae3915 | 13 | * OneWireCRC/OneWireThermometer is distributed in the hope that it will be useful, |
jack__zen | 5:c27ca1ae3915 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
jack__zen | 5:c27ca1ae3915 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
jack__zen | 5:c27ca1ae3915 | 16 | * GNU General Public License for more details. |
jack__zen | 5:c27ca1ae3915 | 17 | * |
jack__zen | 5:c27ca1ae3915 | 18 | * You should have received a copy of the GNU General Public License |
jack__zen | 5:c27ca1ae3915 | 19 | * along with OneWireCRC/OneWireThermometer0. If not, see <http://www.gnu.org/licenses/>. |
jack__zen | 5:c27ca1ae3915 | 20 | */ |
jack__zen | 5:c27ca1ae3915 | 21 | |
jack__zen | 5:c27ca1ae3915 | 22 | //////////////////////////////////////////////////////////////////// |
jack__zen | 5:c27ca1ae3915 | 23 | // Test code to read temperature from a Maxim DS18B20 or DS18S20 |
jack__zen | 5:c27ca1ae3915 | 24 | // 1-wire device |
jack__zen | 5:c27ca1ae3915 | 25 | //////////////////////////////////////////////////////////////////// |
jack__zen | 5:c27ca1ae3915 | 26 | |
jack__zen | 5:c27ca1ae3915 | 27 | #include <mbed.h> |
jack__zen | 5:c27ca1ae3915 | 28 | #include "DS18S20.h" |
jack__zen | 5:c27ca1ae3915 | 29 | #include "DS18B20.h" |
jack__zen | 5:c27ca1ae3915 | 30 | #include "OneWireDefs.h" |
jack__zen | 5:c27ca1ae3915 | 31 | |
jack__zen | 5:c27ca1ae3915 | 32 | //#define THERMOMETER DS18S20 |
jack__zen | 5:c27ca1ae3915 | 33 | #define THERMOMETER DS18B20 |
jack__zen | 5:c27ca1ae3915 | 34 | //Serial pc(USBTX, USBRX); |
jack__zen | 5:c27ca1ae3915 | 35 | int main() |
jack__zen | 5:c27ca1ae3915 | 36 | { |
jack__zen | 5:c27ca1ae3915 | 37 | // device( crcOn, useAddress, parasitic, mbed pin ) |
jack__zen | 5:c27ca1ae3915 | 38 | THERMOMETER device(true, true, false, PA_9); |
jack__zen | 5:c27ca1ae3915 | 39 | //pc.baud(9600); |
jack__zen | 5:c27ca1ae3915 | 40 | while (!device.initialize()); // keep calling until it works |
jack__zen | 5:c27ca1ae3915 | 41 | |
jack__zen | 5:c27ca1ae3915 | 42 | while (true) |
jack__zen | 5:c27ca1ae3915 | 43 | { |
jack__zen | 5:c27ca1ae3915 | 44 | // changing the resolutions only affects the DS18B20. The DS18S20 is fixed. |
jack__zen | 5:c27ca1ae3915 | 45 | device.setResolution(nineBit); |
jack__zen | 5:c27ca1ae3915 | 46 | device.readTemperature(); |
jack__zen | 5:c27ca1ae3915 | 47 | wait(2); |
jack__zen | 5:c27ca1ae3915 | 48 | /* device.setResolution(tenBit); |
jack__zen | 5:c27ca1ae3915 | 49 | device.readTemperature(); |
jack__zen | 5:c27ca1ae3915 | 50 | wait(2); |
jack__zen | 5:c27ca1ae3915 | 51 | device.setResolution(elevenBit); |
jack__zen | 5:c27ca1ae3915 | 52 | device.readTemperature(); |
jack__zen | 5:c27ca1ae3915 | 53 | wait(2); |
jack__zen | 5:c27ca1ae3915 | 54 | device.setResolution(twelveBit); |
jack__zen | 5:c27ca1ae3915 | 55 | device.readTemperature(); |
jack__zen | 5:c27ca1ae3915 | 56 | wait(2); |
jack__zen | 5:c27ca1ae3915 | 57 | */ |
jack__zen | 5:c27ca1ae3915 | 58 | } |
jack__zen | 5:c27ca1ae3915 | 59 | |
jack__zen | 5:c27ca1ae3915 | 60 | return EXIT_SUCCESS; |
jack__zen | 5:c27ca1ae3915 | 61 | } |