35f00b6c |
1 | /* Teensyduino Core Library |
2 | * http://www.pjrc.com/teensy/ |
3 | * Copyright (c) 2013 PJRC.COM, LLC. |
4 | * |
5 | * Permission is hereby granted, free of charge, to any person obtaining |
6 | * a copy of this software and associated documentation files (the |
7 | * "Software"), to deal in the Software without restriction, including |
8 | * without limitation the rights to use, copy, modify, merge, publish, |
9 | * distribute, sublicense, and/or sell copies of the Software, and to |
10 | * permit persons to whom the Software is furnished to do so, subject to |
11 | * the following conditions: |
12 | * |
13 | * 1. The above copyright notice and this permission notice shall be |
14 | * included in all copies or substantial portions of the Software. |
15 | * |
16 | * 2. If the Software is incorporated into a build system that allows |
17 | * selection among a list of target devices, then similar target |
18 | * devices manufactured by PJRC.COM must be included in the list of |
19 | * target devices and selectable in the same manner. |
20 | * |
21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
22 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
23 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
24 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
25 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
26 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
27 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
28 | * SOFTWARE. |
29 | */ |
30 | |
31 | #ifndef USBseremu_h_ |
32 | #define USBseremu_h_ |
33 | |
34 | #if defined(USB_HID) || defined(USB_MIDI) || defined(USB_RAWHID) || defined(USB_FLIGHTSIM) |
35 | |
36 | #include <inttypes.h> |
37 | |
38 | // C language implementation |
39 | #ifdef __cplusplus |
40 | extern "C" { |
41 | #endif |
42 | int usb_seremu_getchar(void); |
43 | int usb_seremu_peekchar(void); |
44 | int usb_seremu_available(void); |
45 | void usb_seremu_flush_input(void); |
46 | int usb_seremu_putchar(uint8_t c); |
47 | int usb_seremu_write(const void *buffer, uint32_t size); |
48 | void usb_seremu_flush_output(void); |
49 | void usb_seremu_flush_callback(void); |
50 | extern volatile uint8_t usb_seremu_transmit_flush_timer; |
51 | extern volatile uint8_t usb_configuration; |
52 | #ifdef __cplusplus |
53 | } |
54 | #endif |
55 | |
56 | |
57 | // C++ interface |
58 | #ifdef __cplusplus |
59 | #include "Stream.h" |
60 | class usb_seremu_class : public Stream |
61 | { |
62 | public: |
63 | void begin(long) { /* TODO: call a function that tries to wait for enumeration */ }; |
64 | void end() { /* TODO: flush output and shut down USB port */ }; |
65 | virtual int available() { return usb_seremu_available(); } |
66 | virtual int read() { return usb_seremu_getchar(); } |
67 | virtual int peek() { return usb_seremu_peekchar(); } |
68 | virtual void flush() { usb_seremu_flush_output(); } |
69 | virtual size_t write(uint8_t c) { return usb_seremu_putchar(c); } |
70 | virtual size_t write(const uint8_t *buffer, size_t size) { return usb_seremu_write(buffer, size); } |
71 | size_t write(unsigned long n) { return write((uint8_t)n); } |
72 | size_t write(long n) { return write((uint8_t)n); } |
73 | size_t write(unsigned int n) { return write((uint8_t)n); } |
74 | size_t write(int n) { return write((uint8_t)n); } |
75 | using Print::write; |
76 | void send_now(void) { usb_seremu_flush_output(); }; |
77 | uint32_t baud(void) { return 9600; } |
78 | uint8_t stopbits(void) { return 1; } |
79 | uint8_t paritytype(void) { return 0; } |
80 | uint8_t numbits(void) { return 8; } |
81 | uint8_t dtr(void) { return 1; } |
82 | uint8_t rts(void) { return 1; } |
83 | operator bool() { return usb_configuration; } |
84 | }; |
85 | |
86 | extern usb_seremu_class Serial; |
87 | |
88 | #endif // __cplusplus |
89 | |
90 | #endif // USB_HID |
91 | #endif // USBseremu_h_ |