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PT1 test
Fork of AnalogIn-HelloWorld by
main.cpp@3:fd756d21b4c8, 2016-11-04 (annotated)
- Committer:
- runeleTanihata
- Date:
- Fri Nov 04 08:35:10 2016 +0000
- Revision:
- 3:fd756d21b4c8
- Parent:
- 2:8f81a97c83fb
[F303K8]change debug out(to USBTXRX)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sam_grove | 0:101a12a915c6 | 1 | /* mbed Example Program |
sam_grove | 0:101a12a915c6 | 2 | * Copyright (c) 2006-2014 ARM Limited |
sam_grove | 0:101a12a915c6 | 3 | * |
sam_grove | 0:101a12a915c6 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
sam_grove | 0:101a12a915c6 | 5 | * you may not use this file except in compliance with the License. |
sam_grove | 0:101a12a915c6 | 6 | * You may obtain a copy of the License at |
sam_grove | 0:101a12a915c6 | 7 | * |
sam_grove | 0:101a12a915c6 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
sam_grove | 0:101a12a915c6 | 9 | * |
sam_grove | 0:101a12a915c6 | 10 | * Unless required by applicable law or agreed to in writing, software |
sam_grove | 0:101a12a915c6 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
sam_grove | 0:101a12a915c6 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
sam_grove | 0:101a12a915c6 | 13 | * See the License for the specific language governing permissions and |
sam_grove | 0:101a12a915c6 | 14 | * limitations under the License. |
sam_grove | 0:101a12a915c6 | 15 | */ |
sam_grove | 0:101a12a915c6 | 16 | |
sam_grove | 0:101a12a915c6 | 17 | #include "mbed.h" |
sam_grove | 0:101a12a915c6 | 18 | |
sam_grove | 0:101a12a915c6 | 19 | // Initialize a pins to perform analog input and digital output fucntions |
runeleTanihata | 2:8f81a97c83fb | 20 | |
runeleTanihata | 2:8f81a97c83fb | 21 | #ifdef TARGET_SSCI824 |
runeleTanihata | 2:8f81a97c83fb | 22 | Serial pc(USBTX,USBRX); |
runeleTanihata | 2:8f81a97c83fb | 23 | AnalogIn ain(P0_13); |
runeleTanihata | 2:8f81a97c83fb | 24 | DigitalOut dout(P0_16); |
runeleTanihata | 2:8f81a97c83fb | 25 | #endif |
runeleTanihata | 2:8f81a97c83fb | 26 | |
runeleTanihata | 2:8f81a97c83fb | 27 | #ifdef TARGET_NUCLEO_F303K8 |
runeleTanihata | 3:fd756d21b4c8 | 28 | Serial pc(USBTX,USBRX); |
runeleTanihata | 2:8f81a97c83fb | 29 | AnalogIn ain(PA_7); |
runeleTanihata | 2:8f81a97c83fb | 30 | DigitalOut dout(PB_1); |
runeleTanihata | 2:8f81a97c83fb | 31 | #endif |
runeleTanihata | 2:8f81a97c83fb | 32 | |
runeleTanihata | 2:8f81a97c83fb | 33 | void disablePullUp(void) |
runeleTanihata | 2:8f81a97c83fb | 34 | { |
runeleTanihata | 2:8f81a97c83fb | 35 | #ifdef TARGET_SSCI824 |
runeleTanihata | 2:8f81a97c83fb | 36 | DigitalIn pin(P0_13); |
runeleTanihata | 2:8f81a97c83fb | 37 | #endif |
runeleTanihata | 2:8f81a97c83fb | 38 | #ifdef TARGET_NUCLEO_F303K8 |
runeleTanihata | 2:8f81a97c83fb | 39 | DigitalIn pin(PA_7); |
runeleTanihata | 2:8f81a97c83fb | 40 | #endif |
runeleTanihata | 2:8f81a97c83fb | 41 | pin.mode(PullNone); |
runeleTanihata | 2:8f81a97c83fb | 42 | } |
sam_grove | 0:101a12a915c6 | 43 | |
sam_grove | 0:101a12a915c6 | 44 | int main(void) |
sam_grove | 0:101a12a915c6 | 45 | { |
runeleTanihata | 2:8f81a97c83fb | 46 | disablePullUp(); |
sam_grove | 0:101a12a915c6 | 47 | while (1) { |
sam_grove | 0:101a12a915c6 | 48 | // test the voltage on the initialized analog pin |
sam_grove | 0:101a12a915c6 | 49 | // and if greater than 0.3 * VCC set the digital pin |
sam_grove | 0:101a12a915c6 | 50 | // to a logic 1 otherwise a logic 0 |
runeleTanihata | 2:8f81a97c83fb | 51 | if(ain > 0.5f) { |
sam_grove | 0:101a12a915c6 | 52 | dout = 1; |
sam_grove | 0:101a12a915c6 | 53 | } else { |
sam_grove | 0:101a12a915c6 | 54 | dout = 0; |
sam_grove | 0:101a12a915c6 | 55 | } |
runeleTanihata | 2:8f81a97c83fb | 56 | |
sam_grove | 0:101a12a915c6 | 57 | // print the percentage and 16 bit normalized values |
runeleTanihata | 2:8f81a97c83fb | 58 | pc.printf("percentage: %3.3f%%\n", ain.read()*100.0f); |
runeleTanihata | 2:8f81a97c83fb | 59 | pc.printf("normalized: 0x%04X \n", ain.read_u16()); |
sam_grove | 0:101a12a915c6 | 60 | wait(0.2f); |
sam_grove | 0:101a12a915c6 | 61 | } |
sam_grove | 0:101a12a915c6 | 62 | } |