This is a data logger program to be implemented with an instrument amplifier.
Data_Logger_V100/mbed/PortIn.h@0:d75ca4e39672, 2017-04-04 (annotated)
- Committer:
- KISScientific
- Date:
- Tue Apr 04 18:01:11 2017 +0000
- Revision:
- 0:d75ca4e39672
This is a data logger program.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
KISScientific | 0:d75ca4e39672 | 1 | /* mbed Microcontroller Library - PortInOut |
KISScientific | 0:d75ca4e39672 | 2 | * Copyright (c) 2006-2009 ARM Limited. All rights reserved. |
KISScientific | 0:d75ca4e39672 | 3 | */ |
KISScientific | 0:d75ca4e39672 | 4 | |
KISScientific | 0:d75ca4e39672 | 5 | #ifndef MBED_PORTIN_H |
KISScientific | 0:d75ca4e39672 | 6 | #define MBED_PORTIN_H |
KISScientific | 0:d75ca4e39672 | 7 | |
KISScientific | 0:d75ca4e39672 | 8 | #include "PortNames.h" |
KISScientific | 0:d75ca4e39672 | 9 | #include "PinNames.h" |
KISScientific | 0:d75ca4e39672 | 10 | |
KISScientific | 0:d75ca4e39672 | 11 | namespace mbed { |
KISScientific | 0:d75ca4e39672 | 12 | |
KISScientific | 0:d75ca4e39672 | 13 | /* Class: PortIn |
KISScientific | 0:d75ca4e39672 | 14 | * A multiple pin digital input |
KISScientific | 0:d75ca4e39672 | 15 | * |
KISScientific | 0:d75ca4e39672 | 16 | * Example: |
KISScientific | 0:d75ca4e39672 | 17 | * > // Switch on an LED if any of mbed pins 21-26 is high |
KISScientific | 0:d75ca4e39672 | 18 | * > |
KISScientific | 0:d75ca4e39672 | 19 | * > #include "mbed.h" |
KISScientific | 0:d75ca4e39672 | 20 | * > |
KISScientific | 0:d75ca4e39672 | 21 | * > PortIn p(Port2, 0x0000003F); // p21-p26 |
KISScientific | 0:d75ca4e39672 | 22 | * > DigitalOut ind(LED4); |
KISScientific | 0:d75ca4e39672 | 23 | * > |
KISScientific | 0:d75ca4e39672 | 24 | * > int main() { |
KISScientific | 0:d75ca4e39672 | 25 | * > while(1) { |
KISScientific | 0:d75ca4e39672 | 26 | * > int pins = p.read(); |
KISScientific | 0:d75ca4e39672 | 27 | * > if(pins) { |
KISScientific | 0:d75ca4e39672 | 28 | * > ind = 1; |
KISScientific | 0:d75ca4e39672 | 29 | * > } else { |
KISScientific | 0:d75ca4e39672 | 30 | * > ind = 0; |
KISScientific | 0:d75ca4e39672 | 31 | * > } |
KISScientific | 0:d75ca4e39672 | 32 | * > } |
KISScientific | 0:d75ca4e39672 | 33 | * > } |
KISScientific | 0:d75ca4e39672 | 34 | */ |
KISScientific | 0:d75ca4e39672 | 35 | class PortIn { |
KISScientific | 0:d75ca4e39672 | 36 | public: |
KISScientific | 0:d75ca4e39672 | 37 | |
KISScientific | 0:d75ca4e39672 | 38 | /* Constructor: PortIn |
KISScientific | 0:d75ca4e39672 | 39 | * Create an PortIn, connected to the specified port |
KISScientific | 0:d75ca4e39672 | 40 | * |
KISScientific | 0:d75ca4e39672 | 41 | * Variables: |
KISScientific | 0:d75ca4e39672 | 42 | * port - Port to connect to (Port0-Port5) |
KISScientific | 0:d75ca4e39672 | 43 | * mask - A bitmask to identify which bits in the port should be included (0 - ignore) |
KISScientific | 0:d75ca4e39672 | 44 | */ |
KISScientific | 0:d75ca4e39672 | 45 | PortIn(PortName port, int mask = 0xFFFFFFFF); |
KISScientific | 0:d75ca4e39672 | 46 | |
KISScientific | 0:d75ca4e39672 | 47 | /* Function: read |
KISScientific | 0:d75ca4e39672 | 48 | * Read the value currently output on the port |
KISScientific | 0:d75ca4e39672 | 49 | * |
KISScientific | 0:d75ca4e39672 | 50 | * Variables: |
KISScientific | 0:d75ca4e39672 | 51 | * returns - An integer with each bit corresponding to associated port pin setting |
KISScientific | 0:d75ca4e39672 | 52 | */ |
KISScientific | 0:d75ca4e39672 | 53 | int read() { |
KISScientific | 0:d75ca4e39672 | 54 | return _gpio->FIOPIN & _mask; |
KISScientific | 0:d75ca4e39672 | 55 | } |
KISScientific | 0:d75ca4e39672 | 56 | |
KISScientific | 0:d75ca4e39672 | 57 | /* Function: mode |
KISScientific | 0:d75ca4e39672 | 58 | * Set the input pin mode |
KISScientific | 0:d75ca4e39672 | 59 | * |
KISScientific | 0:d75ca4e39672 | 60 | * Variables: |
KISScientific | 0:d75ca4e39672 | 61 | * mode - PullUp, PullDown, PullNone, OpenDrain |
KISScientific | 0:d75ca4e39672 | 62 | */ |
KISScientific | 0:d75ca4e39672 | 63 | void mode(PinMode mode); |
KISScientific | 0:d75ca4e39672 | 64 | |
KISScientific | 0:d75ca4e39672 | 65 | /* Function: operator int() |
KISScientific | 0:d75ca4e39672 | 66 | * A shorthand for <read> |
KISScientific | 0:d75ca4e39672 | 67 | */ |
KISScientific | 0:d75ca4e39672 | 68 | operator int() { |
KISScientific | 0:d75ca4e39672 | 69 | return read(); |
KISScientific | 0:d75ca4e39672 | 70 | } |
KISScientific | 0:d75ca4e39672 | 71 | |
KISScientific | 0:d75ca4e39672 | 72 | private: |
KISScientific | 0:d75ca4e39672 | 73 | LPC_GPIO_TypeDef *_gpio; |
KISScientific | 0:d75ca4e39672 | 74 | PortName _port; |
KISScientific | 0:d75ca4e39672 | 75 | uint32_t _mask; |
KISScientific | 0:d75ca4e39672 | 76 | }; |
KISScientific | 0:d75ca4e39672 | 77 | |
KISScientific | 0:d75ca4e39672 | 78 | } // namespace mbed |
KISScientific | 0:d75ca4e39672 | 79 | |
KISScientific | 0:d75ca4e39672 | 80 | #endif |