forked from adafruit/circuitpython
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy path__init__.c
More file actions
120 lines (109 loc) · 3.95 KB
/
Copy path__init__.c
File metadata and controls
120 lines (109 loc) · 3.95 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Scott Shawcroft
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/obj.h"
#include "py/runtime.h"
#include "shared-bindings/board/__init__.h"
//| """Board specific pin names
//|
//| Common container for board base pin names. These will vary from board to
//| board so don't expect portability when using this module.
//|
//| .. warning:: The board module varies by board. The APIs documented here may or may not be
//| available on a specific board."""
//| def I2C() -> busio.I2C:
//| """Returns the `busio.I2C` object for the board designated SDA and SCL pins. It is a singleton."""
//| ...
//|
#if BOARD_I2C
mp_obj_t board_i2c(void) {
mp_obj_t singleton = common_hal_board_get_i2c();
if (singleton != NULL) {
return singleton;
}
assert_pin_free(DEFAULT_I2C_BUS_SDA);
assert_pin_free(DEFAULT_I2C_BUS_SCL);
return common_hal_board_create_i2c();
}
#else
mp_obj_t board_i2c(void) {
mp_raise_NotImplementedError_varg(translate("No default %q bus"), MP_QSTR_I2C);
return NULL;
}
#endif
MP_DEFINE_CONST_FUN_OBJ_0(board_i2c_obj, board_i2c);
//| def SPI() -> busio.SPI:
//| """Returns the `busio.SPI` object for the board designated SCK, MOSI and MISO pins. It is a
//| singleton."""
//| ...
//|
#if BOARD_SPI
mp_obj_t board_spi(void) {
mp_obj_t singleton = common_hal_board_get_spi();
if (singleton != NULL) {
return singleton;
}
assert_pin_free(DEFAULT_SPI_BUS_SCK);
assert_pin_free(DEFAULT_SPI_BUS_MOSI);
assert_pin_free(DEFAULT_SPI_BUS_MISO);
return common_hal_board_create_spi();
}
#else
mp_obj_t board_spi(void) {
mp_raise_NotImplementedError_varg(translate("No default %q bus"), MP_QSTR_SPI);
return NULL;
}
#endif
MP_DEFINE_CONST_FUN_OBJ_0(board_spi_obj, board_spi);
//| def UART() -> busio.UART:
//| """Returns the `busio.UART` object for the board designated TX and RX pins. It is a singleton.
//|
//| The object created uses the default parameter values for `busio.UART`. If you need to set
//| parameters that are not changeable after creation, such as ``receiver_buffer_size``,
//| do not use `board.UART()`; instead create a `busio.UART` object explicitly with the
//| desired parameters."""
//| ...
//|
#if BOARD_UART
mp_obj_t board_uart(void) {
mp_obj_t singleton = common_hal_board_get_uart();
if (singleton != NULL) {
return singleton;
}
assert_pin_free(DEFAULT_UART_BUS_RX);
assert_pin_free(DEFAULT_UART_BUS_TX);
return common_hal_board_create_uart();
}
#else
mp_obj_t board_uart(void) {
mp_raise_NotImplementedError_varg(translate("No default %q bus"), MP_QSTR_UART);
return NULL;
}
#endif
MP_DEFINE_CONST_FUN_OBJ_0(board_uart_obj, board_uart);
const mp_obj_module_t board_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t*)&board_module_globals,
};