Cortney Padua / mbed-dev

fixed drive strength

Dependents:   capstone_i2c

Fork of mbed-dev by mbed official

platform/mbed_interface.h@163:1d4c9d0af1e9, 2017-04-11 (annotated)

Committer:
cpadua
Date:
Tue Apr 11 20:39:24 2017 +0000
Revision:
163:1d4c9d0af1e9
Parent:
149:156823d33999 
fixed i2c-api.c

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 149:156823d33999 1
<> 149:156823d33999 2 /** \addtogroup platform */
<> 149:156823d33999 3 /** @{*/
<> 149:156823d33999 4 /* mbed Microcontroller Library
<> 149:156823d33999 5 * Copyright (c) 2006-2013 ARM Limited
<> 149:156823d33999 6 *
<> 149:156823d33999 7 * Licensed under the Apache License, Version 2.0 (the "License");
<> 149:156823d33999 8 * you may not use this file except in compliance with the License.
<> 149:156823d33999 9 * You may obtain a copy of the License at
<> 149:156823d33999 10 *
<> 149:156823d33999 11 * http://www.apache.org/licenses/LICENSE-2.0
<> 149:156823d33999 12 *
<> 149:156823d33999 13 * Unless required by applicable law or agreed to in writing, software
<> 149:156823d33999 14 * distributed under the License is distributed on an "AS IS" BASIS,
<> 149:156823d33999 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 149:156823d33999 16 * See the License for the specific language governing permissions and
<> 149:156823d33999 17 * limitations under the License.
<> 149:156823d33999 18 */
<> 149:156823d33999 19 #ifndef MBED_INTERFACE_H
<> 149:156823d33999 20 #define MBED_INTERFACE_H
<> 149:156823d33999 21
<> 149:156823d33999 22 #include <stdarg.h>
<> 149:156823d33999 23
<> 149:156823d33999 24 #include "device.h"
<> 149:156823d33999 25
<> 149:156823d33999 26 /* Mbed interface mac address
<> 149:156823d33999 27 * if MBED_MAC_ADD_x are zero, interface uid sets mac address,
<> 149:156823d33999 28 * otherwise MAC_ADD_x are used.
<> 149:156823d33999 29 */
<> 149:156823d33999 30 #define MBED_MAC_ADDR_INTERFACE 0x00
<> 149:156823d33999 31 #define MBED_MAC_ADDR_0 MBED_MAC_ADDR_INTERFACE
<> 149:156823d33999 32 #define MBED_MAC_ADDR_1 MBED_MAC_ADDR_INTERFACE
<> 149:156823d33999 33 #define MBED_MAC_ADDR_2 MBED_MAC_ADDR_INTERFACE
<> 149:156823d33999 34 #define MBED_MAC_ADDR_3 MBED_MAC_ADDR_INTERFACE
<> 149:156823d33999 35 #define MBED_MAC_ADDR_4 MBED_MAC_ADDR_INTERFACE
<> 149:156823d33999 36 #define MBED_MAC_ADDR_5 MBED_MAC_ADDR_INTERFACE
<> 149:156823d33999 37 #define MBED_MAC_ADDRESS_SUM (MBED_MAC_ADDR_0 | MBED_MAC_ADDR_1 | MBED_MAC_ADDR_2 | MBED_MAC_ADDR_3 | MBED_MAC_ADDR_4 | MBED_MAC_ADDR_5)
<> 149:156823d33999 38
<> 149:156823d33999 39 #ifdef __cplusplus
<> 149:156823d33999 40 extern "C" {
<> 149:156823d33999 41 #endif
<> 149:156823d33999 42
<> 149:156823d33999 43 #if DEVICE_SEMIHOST
<> 149:156823d33999 44
<> 149:156823d33999 45 /** Functions to control the mbed interface
<> 149:156823d33999 46 *
<> 149:156823d33999 47 * mbed Microcontrollers have a built-in interface to provide functionality such as
<> 149:156823d33999 48 * drag-n-drop download, reset, serial-over-usb, and access to the mbed local file
<> 149:156823d33999 49 * system. These functions provide means to control the interface suing semihost
<> 149:156823d33999 50 * calls it supports.
<> 149:156823d33999 51 */
<> 149:156823d33999 52
<> 149:156823d33999 53 /** Determine whether the mbed interface is connected, based on whether debug is enabled
<> 149:156823d33999 54 *
<> 149:156823d33999 55 * @returns
<> 149:156823d33999 56 * 1 if interface is connected,
<> 149:156823d33999 57 * 0 otherwise
<> 149:156823d33999 58 */
<> 149:156823d33999 59 int mbed_interface_connected(void);
<> 149:156823d33999 60
<> 149:156823d33999 61 /** Instruct the mbed interface to reset, as if the reset button had been pressed
<> 149:156823d33999 62 *
<> 149:156823d33999 63 * @returns
<> 149:156823d33999 64 * 1 if successful,
<> 149:156823d33999 65 * 0 otherwise (e.g. interface not present)
<> 149:156823d33999 66 */
<> 149:156823d33999 67 int mbed_interface_reset(void);
<> 149:156823d33999 68
<> 149:156823d33999 69 /** This will disconnect the debug aspect of the interface, so semihosting will be disabled.
<> 149:156823d33999 70 * The interface will still support the USB serial aspect
<> 149:156823d33999 71 *
<> 149:156823d33999 72 * @returns
<> 149:156823d33999 73 * 0 if successful,
<> 149:156823d33999 74 * -1 otherwise (e.g. interface not present)
<> 149:156823d33999 75 */
<> 149:156823d33999 76 int mbed_interface_disconnect(void);
<> 149:156823d33999 77
<> 149:156823d33999 78 /** This will disconnect the debug aspect of the interface, and if the USB cable is not
<> 149:156823d33999 79 * connected, also power down the interface. If the USB cable is connected, the interface
<> 149:156823d33999 80 * will remain powered up and visible to the host
<> 149:156823d33999 81 *
<> 149:156823d33999 82 * @returns
<> 149:156823d33999 83 * 0 if successful,
<> 149:156823d33999 84 * -1 otherwise (e.g. interface not present)
<> 149:156823d33999 85 */
<> 149:156823d33999 86 int mbed_interface_powerdown(void);
<> 149:156823d33999 87
<> 149:156823d33999 88 /** This returns a string containing the 32-character UID of the mbed interface
<> 149:156823d33999 89 * This is a weak function that can be overwritten if required
<> 149:156823d33999 90 *
<> 149:156823d33999 91 * @param uid A 33-byte array to write the null terminated 32-byte string
<> 149:156823d33999 92 *
<> 149:156823d33999 93 * @returns
<> 149:156823d33999 94 * 0 if successful,
<> 149:156823d33999 95 * -1 otherwise (e.g. interface not present)
<> 149:156823d33999 96 */
<> 149:156823d33999 97 int mbed_interface_uid(char *uid);
<> 149:156823d33999 98
<> 149:156823d33999 99 #endif
<> 149:156823d33999 100
<> 149:156823d33999 101 /** This returns a unique 6-byte MAC address, based on the interface UID
<> 149:156823d33999 102 * If the interface is not present, it returns a default fixed MAC address (00:02:F7:F0:00:00)
<> 149:156823d33999 103 *
<> 149:156823d33999 104 * This is a weak function that can be overwritten if you want to provide your own mechanism to
<> 149:156823d33999 105 * provide a MAC address.
<> 149:156823d33999 106 *
<> 149:156823d33999 107 * @param mac A 6-byte array to write the MAC address
<> 149:156823d33999 108 */
<> 149:156823d33999 109 void mbed_mac_address(char *mac);
<> 149:156823d33999 110
<> 149:156823d33999 111 /** Cause the mbed to flash the BLOD (Blue LEDs Of Death) sequence
<> 149:156823d33999 112 */
<> 149:156823d33999 113 void mbed_die(void);
<> 149:156823d33999 114
<> 149:156823d33999 115 /** Print out an error message. This is typically called when
<> 149:156823d33999 116 * hanlding a crash.
<> 149:156823d33999 117 *
<> 149:156823d33999 118 * @Note Synchronization level: Interrupt safe
<> 149:156823d33999 119 */
<> 149:156823d33999 120 void mbed_error_printf(const char* format, ...);
<> 149:156823d33999 121
<> 149:156823d33999 122 /** Print out an error message. Similar to mbed_error_printf
<> 149:156823d33999 123 * but uses a va_list.
<> 149:156823d33999 124 *
<> 149:156823d33999 125 * @Note Synchronization level: Interrupt safe
<> 149:156823d33999 126 */
<> 149:156823d33999 127 void mbed_error_vfprintf(const char * format, va_list arg);
<> 149:156823d33999 128
<> 149:156823d33999 129 #ifdef __cplusplus
<> 149:156823d33999 130 }
<> 149:156823d33999 131 #endif
<> 149:156823d33999 132
<> 149:156823d33999 133 #endif
<> 149:156823d33999 134
<> 149:156823d33999 135 /** @}*/