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i2c_11xx.h
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1 /*
2 * @brief LPC11xx 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_11XX_H_
33 #define __I2C_11XX_H_
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
44 #ifndef CHIP_LPC110X
45
54 typedef enum I2C_ID {
55 I2C0,
56 I2C_NUM_INTERFACE
57 } I2C_ID_T;
58
62 typedef enum {
63 I2C_EVENT_WAIT = 1,
64 I2C_EVENT_DONE,
65 I2C_EVENT_LOCK,
66 I2C_EVENT_UNLOCK,
67 I2C_EVENT_SLAVE_RX,
68 I2C_EVENT_SLAVE_TX,
69 } I2C_EVENT_T;
70
74 typedef void (*I2C_EVENTHANDLER_T)(I2C_ID_T, I2C_EVENT_T);
75
81 void Chip_I2C_Init(I2C_ID_T id);
82
88 void Chip_I2C_DeInit(I2C_ID_T id);
89
101 void Chip_I2C_SetClockRate(I2C_ID_T id, uint32_t clockrate);
102
108 uint32_t Chip_I2C_GetClockRate(I2C_ID_T id);
109
129 int Chip_I2C_MasterTransfer(I2C_ID_T id, I2C_XFER_T *xfer);
130
139 int Chip_I2C_MasterSend(I2C_ID_T id, uint8_t slaveAddr, const uint8_t *buff, uint8_t len);
140
150 int Chip_I2C_MasterCmdRead(I2C_ID_T id, uint8_t slaveAddr, uint8_t cmd, uint8_t *buff, int len);
151
157 I2C_EVENTHANDLER_T Chip_I2C_GetMasterEventHandler(I2C_ID_T id);
158
165 int Chip_I2C_SetMasterEventHandler(I2C_ID_T id, I2C_EVENTHANDLER_T event);
166
175 int Chip_I2C_MasterRead(I2C_ID_T id, uint8_t slaveAddr, uint8_t *buff, int len);
176
183 void Chip_I2C_EventHandlerPolling(I2C_ID_T id, I2C_EVENT_T event);
184
191 void Chip_I2C_EventHandler(I2C_ID_T id, I2C_EVENT_T event);
192
199 void Chip_I2C_MasterStateHandler(I2C_ID_T id);
200
206 void Chip_I2C_Disable(I2C_ID_T id);
207
217 int Chip_I2C_IsMasterActive(I2C_ID_T id);
218
280 void Chip_I2C_SlaveSetup(I2C_ID_T id,
281 I2C_SLAVE_ID sid,
282 I2C_XFER_T *xfer,
283 I2C_EVENTHANDLER_T event,
284 uint8_t addrMask);
285
291 void Chip_I2C_SlaveStateHandler(I2C_ID_T id);
292
302 int Chip_I2C_IsStateChanged(I2C_ID_T id);
303
304 #endif /* ifndef CHIP_LPC110X */
305
310 #ifdef __cplusplus
311 }
312 #endif
313
314 #endif /* __I2C_11XX_H_ */