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
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
/*""FILE COMMENT""*******************************************************
* System Name : I�C API for RX62Nxx (FP suffix)
* File Name : r_pdl_iic_RX62NxFP.h
* Version : 1.02
* Contents : I�C API header
* Customer :
* Model :
* Order :
* CPU : RX
* Compiler : RXC
* OS : Nothing
* Programmer :
* Note :
************************************************************************
* Copyright, 2011. Renesas Electronics Corporation
* and Renesas Solutions Corporation
************************************************************************
* History : 2011.04.08
* : Ver 1.02
* : CS-5 release.
*""FILE COMMENT END""**************************************************/
#ifndef R_PDL_IIC_RX62NxFP_H
#define R_PDL_IIC_RX62NxFP_H
#define IIC_CHANNELS 1
/* Globals */
extern volatile uint8_t rpdl_IIC_stop[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_current_state[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_next_state[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_slave_address_lower[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_slave_address_upper[IIC_CHANNELS];
extern const volatile uint8_t * rpdl_IIC_tx_data_pointer[IIC_CHANNELS];
extern const volatile uint8_t * rpdl_IIC_tx_data_start[IIC_CHANNELS];
extern volatile uint8_t * rpdl_IIC_rx_data_pointer[IIC_CHANNELS];
extern volatile uint8_t * rpdl_IIC_rx_data_start[IIC_CHANNELS];
extern volatile uint16_t rpdl_IIC_rx_counter[IIC_CHANNELS];
extern volatile uint16_t rpdl_IIC_tx_counter[IIC_CHANNELS];
extern volatile uint16_t rpdl_IIC_rx_threshold[IIC_CHANNELS];
extern volatile uint16_t rpdl_IIC_tx_threshold[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_detected_address[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_rx_transfer_method[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_rx_dmac_channel[IIC_CHANNELS];
extern volatile uint8_t rpdl_IIC_tx_dmac_channel[IIC_CHANNELS];
/* IIC state machine states */
typedef enum {
IIC_SEND_START,
IIC_MASTER_SEND_SLAVE_ADDRESS_7,
IIC_MASTER_SEND_SLAVE_ADDRESS_10a,
IIC_MASTER_SEND_SLAVE_ADDRESS_10b,
IIC_MASTER_SEND_SLAVE_ADDRESS_10c,
IIC_MASTER_SEND_SLAVE_ADDRESS_10d,
IIC_MASTER_SEND_DATA,
IIC_MASTER_WAIT_FOR_TX_COMPLETE,
IIC_MASTER_WAIT_FOR_STOP,
IIC_EXIT_LOOP,
IIC_MASTER_START_READ,
IIC_MASTER_READ_DATA,
IIC_SEND_STOP,
IIC_SLAVE_MONITOR,
IIC_SLAVE_SEND_DATA,
IIC_SLAVE_READ_SLAVE_ADDRESS,
IIC_SLAVE_READ_DATA
} iic_states;
/* Transfer options */
#define IIC_TRANSFER_CPU 0
#define IIC_TRANSFER_DMAC 2
#define IIC_TRANSFER_DTC 1
/* Callback function prototype */
extern VoidCallBackFunc rpdl_IIC_callback_func[IIC_CHANNELS];
/* Library prototypes */
bool R_IIC_CreateAll(
const uint8_t,
const uint32_t,
const uint32_t,
const uint16_t,
const uint16_t,
const uint16_t,
const uint32_t,
const uint32_t
);
bool R_IIC_DestroyAll(
const uint8_t
);
bool R_IIC_MasterSendAll(
const uint8_t,
const uint16_t,
const uint16_t,
const volatile uint8_t * const,
const uint16_t,
VoidCallBackFunc const,
const uint8_t
);
bool R_IIC_MasterReceiveAll(
const uint8_t,
const uint16_t,
const uint16_t,
volatile uint8_t * const,
const uint16_t,
VoidCallBackFunc const,
const uint8_t
);
bool R_IIC_MasterReceiveLastAll(
const uint8_t,
volatile uint8_t * const
);
bool R_IIC_SlaveMonitorAll(
const uint8_t,
const uint16_t,
volatile uint8_t * const,
const uint16_t,
VoidCallBackFunc const,
const uint8_t
);
bool R_IIC_SlaveSendAll(
const uint8_t,
const volatile uint8_t * const,
const uint16_t
);
bool R_IIC_ControlAll(
const uint8_t,
const uint8_t
);
bool R_IIC_GetStatusAll(
const uint8_t,
volatile uint32_t * const,
volatile uint16_t * const,
volatile uint16_t * const
);
bool ReturnFalse(void);
/* Macro definitions */
#define R_IIC_Create(a, b, c, d, e, f, g, h) \
( \
( (a) < IIC_CHANNELS ) ? \
R_IIC_CreateAll( (a), (b), (c), (d), (e), (f), (g), (h) ) : \
ReturnFalse() \
)
#define R_IIC_Destroy(a) \
( \
( (a) < IIC_CHANNELS ) ? \
R_IIC_DestroyAll( (a) ) : \
ReturnFalse() \
)
#define R_IIC_MasterSend(a, b, c, d, e, f, g) \
( \
( ( (a) < IIC_CHANNELS ) && ((g) <= IPL_MAX) ) ? \
R_IIC_MasterSendAll( (a), (b), (c), (d), (e), (f), (g) ) : \
ReturnFalse() \
)
#define R_IIC_MasterReceive(a, b, c, d, e, f, g) \
( \
( ( (a) < IIC_CHANNELS ) && ((g) <= IPL_MAX) ) ? \
R_IIC_MasterReceiveAll( (a), (b), (c), (d), (e), (f), (g) ) : \
ReturnFalse() \
)
#define R_IIC_MasterReceiveLast(a, b) \
( \
( (a) < IIC_CHANNELS ) ? \
R_IIC_MasterReceiveLastAll( (a), (b) ) : \
ReturnFalse() \
)
#define R_IIC_SlaveMonitor(a, b, c, d, e, f) \
( \
( ( (a) < IIC_CHANNELS ) && ((f) <= IPL_MAX) ) ? \
R_IIC_SlaveMonitorAll( (a), (b), (c), (d), (e), (f) ) : \
ReturnFalse() \
)
#define R_IIC_SlaveSend(a, b, c) \
( \
( (a) < IIC_CHANNELS ) ? \
R_IIC_SlaveSendAll( (a), (b), (c) ) : \
ReturnFalse() \
)
#define R_IIC_Control(a, b) \
( \
( (a) < IIC_CHANNELS ) ? \
R_IIC_ControlAll( (a), (b) ) : \
ReturnFalse() \
)
#define R_IIC_GetStatus(a, b, c, d) \
( \
( (a) < IIC_CHANNELS ) ? \
R_IIC_GetStatusAll( (a), (b), (c), (d) ) : \
ReturnFalse() \
)
#endif
/* End of file */
|
