| LPCOpen Platform v1.03 LPCOpen Platform for NXP LPC Microcontrollers

- Main Page
- Modules
- Data Structures
- Files
- Related Pages

- File List
- Globals

All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
i2c_18xx_43xx.h
Go to the documentation of this file.
1 /*
2 * @brief LPC18xx/43xx I2C driver
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2012
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licensor disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #ifndef __I2C_18XX_43XX_H_
33 #define __I2C_18XX_43XX_H_
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
52 typedef enum I2C_ID {
53 I2C0,
54 I2C1,
55 I2C_NUM_INTERFACE
56 } I2C_ID_T;
57
61 typedef enum {
62 I2C_EVENT_WAIT = 1,
63 I2C_EVENT_DONE,
64 I2C_EVENT_LOCK,
65 I2C_EVENT_UNLOCK,
66 I2C_EVENT_SLAVE_RX,
67 I2C_EVENT_SLAVE_TX,
68 } I2C_EVENT_T;
69
73 typedef void (*I2C_EVENTHANDLER_T)(I2C_ID_T, I2C_EVENT_T);
74
80 void Chip_I2C_Init(I2C_ID_T id);
81
87 void Chip_I2C_DeInit(I2C_ID_T id);
88
102 void Chip_I2C_SetClockRate(I2C_ID_T id, uint32_t clockrate);
103
109 uint32_t Chip_I2C_GetClockRate(I2C_ID_T id);
110
130 int Chip_I2C_MasterTransfer(I2C_ID_T id, I2C_XFER_T *xfer);
131
140 int Chip_I2C_MasterSend(I2C_ID_T id, uint8_t slaveAddr, const uint8_t *buff, uint8_t len);
141
151 int Chip_I2C_MasterCmdRead(I2C_ID_T id, uint8_t slaveAddr, uint8_t cmd, uint8_t *buff, int len);
152
158 I2C_EVENTHANDLER_T Chip_I2C_GetMasterEventHandler(I2C_ID_T id);
159
167 int Chip_I2C_SetMasterEventHandler(I2C_ID_T id, I2C_EVENTHANDLER_T event);
168
177 int Chip_I2C_MasterRead(I2C_ID_T id, uint8_t slaveAddr, uint8_t *buff, int len);
178
185 void Chip_I2C_EventHandlerPolling(I2C_ID_T id, I2C_EVENT_T event);
186
193 void Chip_I2C_EventHandler(I2C_ID_T id, I2C_EVENT_T event);
194
201 void Chip_I2C_MasterStateHandler(I2C_ID_T id);
202
208 void Chip_I2C_Disable(I2C_ID_T id);
209
219 int Chip_I2C_IsMasterActive(I2C_ID_T id);
220
282 void Chip_I2C_SlaveSetup(I2C_ID_T id,
283 I2C_SLAVE_ID sid,
284 I2C_XFER_T *xfer,
285 I2C_EVENTHANDLER_T event,
286 uint8_t addrMask);
287
293 void Chip_I2C_SlaveStateHandler(I2C_ID_T id);
294
303 int Chip_I2C_IsStateChanged(I2C_ID_T id);
304
309 #ifdef __cplusplus
310 }
311 #endif
312
313 #endif /* __I2C_18XX_43XX_H_ */