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Last commit 20 Feb 2019 by 
mbed official
common/I2CSlave.cpp@10:3bc89ef62ce7, 2013-06-14 (annotated)
- Committer:
- emilmont
- Date:
- Fri Jun 14 17:49:17 2013 +0100
- Revision:
- 10:3bc89ef62ce7
- Parent:
- 9:0ce32e54c9a7
- Child:
- 13:0645d8841f51
Unify mbed library sources
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| emilmont | 10:3bc89ef62ce7 | 1 | /* mbed Microcontroller Library |
| emilmont | 10:3bc89ef62ce7 | 2 | * Copyright (c) 2006-2013 ARM Limited |
| emilmont | 10:3bc89ef62ce7 | 3 | * |
| emilmont | 10:3bc89ef62ce7 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| emilmont | 10:3bc89ef62ce7 | 5 | * you may not use this file except in compliance with the License. |
| emilmont | 10:3bc89ef62ce7 | 6 | * You may obtain a copy of the License at |
| emilmont | 10:3bc89ef62ce7 | 7 | * |
| emilmont | 10:3bc89ef62ce7 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| emilmont | 10:3bc89ef62ce7 | 9 | * |
| emilmont | 10:3bc89ef62ce7 | 10 | * Unless required by applicable law or agreed to in writing, software |
| emilmont | 10:3bc89ef62ce7 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| emilmont | 10:3bc89ef62ce7 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| emilmont | 10:3bc89ef62ce7 | 13 | * See the License for the specific language governing permissions and |
| emilmont | 10:3bc89ef62ce7 | 14 | * limitations under the License. |
| emilmont | 10:3bc89ef62ce7 | 15 | */ |
| emilmont | 10:3bc89ef62ce7 | 16 | #include "I2CSlave.h" |
| emilmont | 10:3bc89ef62ce7 | 17 | |
| emilmont | 10:3bc89ef62ce7 | 18 | #if DEVICE_I2CSLAVE |
| emilmont | 10:3bc89ef62ce7 | 19 | |
| emilmont | 10:3bc89ef62ce7 | 20 | namespace mbed { |
| emilmont | 10:3bc89ef62ce7 | 21 | |
| emilmont | 10:3bc89ef62ce7 | 22 | I2CSlave::I2CSlave(PinName sda, PinName scl) { |
| emilmont | 10:3bc89ef62ce7 | 23 | i2c_init(&_i2c, sda, scl); |
| emilmont | 10:3bc89ef62ce7 | 24 | i2c_frequency(&_i2c, 100000); |
| emilmont | 10:3bc89ef62ce7 | 25 | i2c_slave_mode(&_i2c, 1); |
| emilmont | 10:3bc89ef62ce7 | 26 | } |
| emilmont | 10:3bc89ef62ce7 | 27 | |
| emilmont | 10:3bc89ef62ce7 | 28 | void I2CSlave::frequency(int hz) { |
| emilmont | 10:3bc89ef62ce7 | 29 | i2c_frequency(&_i2c, hz); |
| emilmont | 10:3bc89ef62ce7 | 30 | } |
| emilmont | 10:3bc89ef62ce7 | 31 | |
| emilmont | 10:3bc89ef62ce7 | 32 | void I2CSlave::address(int address) { |
| emilmont | 10:3bc89ef62ce7 | 33 | int addr = (address & 0xFF) | 1; |
| emilmont | 10:3bc89ef62ce7 | 34 | i2c_slave_address(&_i2c, 0, addr, 0); |
| emilmont | 10:3bc89ef62ce7 | 35 | } |
| emilmont | 10:3bc89ef62ce7 | 36 | |
| emilmont | 10:3bc89ef62ce7 | 37 | int I2CSlave::receive(void) { |
| emilmont | 10:3bc89ef62ce7 | 38 | return i2c_slave_receive(&_i2c); |
| emilmont | 10:3bc89ef62ce7 | 39 | } |
| emilmont | 10:3bc89ef62ce7 | 40 | |
| emilmont | 10:3bc89ef62ce7 | 41 | int I2CSlave::read(char *data, int length) { |
| emilmont | 10:3bc89ef62ce7 | 42 | return i2c_slave_read(&_i2c, data, length); |
| emilmont | 10:3bc89ef62ce7 | 43 | } |
| emilmont | 10:3bc89ef62ce7 | 44 | |
| emilmont | 10:3bc89ef62ce7 | 45 | int I2CSlave::read(void) { |
| emilmont | 10:3bc89ef62ce7 | 46 | return i2c_byte_read(&_i2c, 0); |
| emilmont | 10:3bc89ef62ce7 | 47 | } |
| emilmont | 10:3bc89ef62ce7 | 48 | |
| emilmont | 10:3bc89ef62ce7 | 49 | int I2CSlave::write(const char *data, int length) { |
| emilmont | 10:3bc89ef62ce7 | 50 | return i2c_slave_write(&_i2c, data, length); |
| emilmont | 10:3bc89ef62ce7 | 51 | } |
| emilmont | 10:3bc89ef62ce7 | 52 | |
| emilmont | 10:3bc89ef62ce7 | 53 | int I2CSlave::write(int data) { |
| emilmont | 10:3bc89ef62ce7 | 54 | return i2c_byte_write(&_i2c, data); |
| emilmont | 10:3bc89ef62ce7 | 55 | } |
| emilmont | 10:3bc89ef62ce7 | 56 | |
| emilmont | 10:3bc89ef62ce7 | 57 | void I2CSlave::stop(void) { |
| emilmont | 10:3bc89ef62ce7 | 58 | i2c_stop(&_i2c); |
| emilmont | 10:3bc89ef62ce7 | 59 | } |
| emilmont | 10:3bc89ef62ce7 | 60 | |
| emilmont | 10:3bc89ef62ce7 | 61 | } |
| emilmont | 10:3bc89ef62ce7 | 62 | |
| emilmont | 10:3bc89ef62ce7 | 63 | #endif |
