Capacitive_TP_I2C.h
4.39 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
/*****************************************************************************
* Copyright Statement:
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of MediaTek Inc. (C) 2005
*
* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY CTP_I2C_ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/
/*****************************************************************************
*
* Filename:
* ---------
* Capacitive_TP_ITE_7250AFN.c
*
*
* Description:
* ------------
* Capacitive Touch Panel I2C read/write Driver
*
* Author:
* -------
* -------
*
*============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
*
*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*============================================================================
*****************************************************************************/
#define CTP_I2C_LOW 0
#define CTP_I2C_HIGH 1
#define CTP_I2C_ACK CTP_I2C_LOW
#define CTP_I2C_NAK CTP_I2C_HIGH
//delay
void ctp_i2c_udelay(kal_uint32 delay);
//power on I2C
void ctp_i2c_power_on(kal_bool ON, kal_uint32 ldo, kal_uint32 ldo_volt);
//configure SW I2C or HW I2C parameters
void ctp_i2c_configure(kal_uint32 slave_addr, kal_uint32 speed);
// Start bit of I2C waveform
extern void ctp_i2c_start(void);
// Stop bit of I2C waveform
extern void ctp_i2c_stop(void);
// Send one byte from host to client
extern kal_bool ctp_i2c_send_byte(kal_uint8 ucData);
// Receive one byte form client to host
extern kal_uint8 ctp_i2c_receive_byte(kal_bool bAck);
// I2C send data fuction
extern kal_bool ctp_i2c_send(kal_uint8 ucDeviceAddr, kal_uint8 ucBufferIndex, kal_uint8* pucData, kal_uint32 unDataLength);
// I2C receive data function
extern kal_bool ctp_i2c_receive(kal_uint8 ucDeviceAddr, kal_uint8 ucBufferIndex, kal_uint8* pucData, kal_uint32 unDataLength);
// I2C send data for 16 bits address fuction
extern kal_bool ctp_i2c_send_ext(kal_uint8 ucDeviceAddr, kal_uint16 ucBufferIndex, kal_uint8* pucData, kal_uint32 unDataLength);
// I2C receive data for 16 bits address function
extern kal_bool ctp_i2c_receive_ext(kal_uint8 ucDeviceAddr, kal_uint16 ucBufferIndex, kal_uint8* pucData, kal_uint32 unDataLength);