dac7  2.0.0.0
dac7.h
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1 /*
2  * MikroSDK - MikroE Software Development Kit
3  * Copyright© 2020 MikroElektronika d.o.o.
4  *
5  * Permission is hereby granted, free of charge, to any person
6  * obtaining a copy of this software and associated documentation
7  * files (the "Software"), to deal in the Software without restriction,
8  * including without limitation the rights to use, copy, modify, merge,
9  * publish, distribute, sublicense, and/or sell copies of the Software,
10  * and to permit persons to whom the Software is furnished to do so,
11  * subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
22  * OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
33 // ----------------------------------------------------------------------------
34 
35 #ifndef DAC7_H
36 #define DAC7_H
37 
42 #ifdef PREINIT_SUPPORTED
43 #include "preinit.h"
44 #endif
45 
46 #ifdef MikroCCoreVersion
47  #if MikroCCoreVersion >= 1
48  #include "delays.h"
49  #endif
50 #endif
51 
52 #include "drv_digital_out.h"
53 #include "drv_spi_master.h"
54 
55 // -------------------------------------------------------------- PUBLIC MACROS
65 #define DAC7_MAP_MIKROBUS( cfg, mikrobus ) \
66  cfg.miso = MIKROBUS( mikrobus, MIKROBUS_MISO ); \
67  cfg.mosi = MIKROBUS( mikrobus, MIKROBUS_MOSI ); \
68  cfg.sck = MIKROBUS( mikrobus, MIKROBUS_SCK ); \
69  cfg.cs = MIKROBUS( mikrobus, MIKROBUS_CS );
70 
76 #define DAC7_RETVAL uint8_t
77 #define DAC7_RETVAL_T uint8_t
78 
79 #define DAC7_OK 0x00
80 #define DAC7_INIT_ERROR 0xFF
81 
82 #define DAC7_ERROR 0x00
83 #define DAC7_SUCCESS 0x01
84 
90 #define DAC7_COMMAND_WRITE_INPUT_REGISTER 0x00
91 #define DAC7_COMMAND_UPDATE_DAC_REGISTER 0x08
92 #define DAC7_COMMAND_WRITE_INPUT_REGISTER_UPDATE_ALL 0x10
93 #define DAC7_COMMAND_WRITE_UPDATE_CHANNEL 0x18
94 #define DAC7_COMMAND_POWER_UPDOWN 0x20
95 #define DAC7_COMMAND_RESET 0x28
96 #define DAC7_COMMAND_SET_LDAC 0x30
97 #define DAC7_COMMAND_REFERENCE_ONOFF 0x38
98 
105 #define DAC7_ADDRESS_CHANNEL_A 0x00
106 #define DAC7_ADDRESS_CHANNEL_B 0x01
107 #define DAC7_ADDRESS_CHANNEL_C 0x02
108 #define DAC7_ADDRESS_CHANNEL_D 0x03
109 #define DAC7_ADDRESS_CHANNEL_ALL 0x07
110 
116 #define DAC7_SELECT_CHANNEL_A 0x01
117 #define DAC7_SELECT_CHANNEL_B 0x02
118 #define DAC7_SELECT_CHANNEL_C 0x04
119 #define DAC7_SELECT_CHANNEL_D 0x08
120 #define DAC7_SELECT_CHANNEL_ALL 0x0F
121 
127 #define DAC7_SET_MODE_INPUT 0x00
128 #define DAC7_SET_MODE_INPUT_DAC 0x18
129 #define DAC7_SET_MODE_INPUT_DAC_ALL 0x10
130 
136 #define DAC7_PWR_MODE_NORMAL 0x00
137 #define DAC7_PWR_MODE_POWERDOWN_1K 0x10
138 #define DAC7_PWR_MODE_POWERDOWN_100K 0x20
139 #define DAC7_PWR_MODE_TRISTATE 0x30
140 
146 #define DAC7_PWR_ON_DISABLE 0x00
147 #define DAC7_PWR_ON_ENABLE 0x01
148 
154 #define DAC7_SW_RST_COMMAND 0x01
155 
161 #define DAC7_DONT_CARE_COMMAND 0x00
162 
168 #define DAC7_MASK_BIT_COMMAND 0x38
169 #define DAC7_MASK_BIT_ADDRESS 0x07
170 #define DAC7_MASK_BIT_POWERMODE 0x30
171 #define DAC7_MASK_BIT_SEL_CHANNEL 0x0F
172 #define DAC7_MASK_BIT_0 0x01
173 #define DAC7_MASK_BIT_LBS 0x00FF
174 
180 #define DAC7_VREF_4096mV 0x1000
181 #define DAC7_VREF_5000mV 0x13BA
182  // End group macro
185 
186 // --------------------------------------------------------------- PUBLIC TYPES
195 typedef struct
196 {
197  // Modules
198  spi_master_t spi;
199  pin_name_t chip_select;
200 
201 } dac7_t;
202 
206 typedef struct
207 {
208  // Communication gpio pins
209 
210  pin_name_t miso;
211  pin_name_t mosi;
212  pin_name_t sck;
213  pin_name_t cs;
214 
215  // static variable
216 
217  uint32_t spi_speed;
218  spi_master_mode_t spi_mode;
219  spi_master_chip_select_polarity_t cs_polarity;
220 
221 } dac7_cfg_t;
222  // End types group
224 
225 // ------------------------------------------------------------------ CONSTANTS // End constants group
233 
234 // ------------------------------------------------------------------ VARIABLES // End variable group
242 
243 // ----------------------------------------------- PUBLIC FUNCTION DECLARATIONS
248 #ifdef __cplusplus
249 extern "C"{
250 #endif
251 
261 
271 
283 void dac7_write_data ( dac7_t *ctx, uint8_t def_cmd, uint8_t addr_cmd, uint16_t write_data );
284 
305 DAC7_RETVAL_T dac7_set_channel ( dac7_t *ctx, uint8_t set_cmd, uint8_t addr_ch, uint16_t write_data );
306 
327 DAC7_RETVAL_T dac7_set_ch_voltage ( dac7_t *ctx, uint8_t addr_ch, uint16_t vol_val, uint16_t v_ref_mv );
328 
348 DAC7_RETVAL_T dac7_update_channel ( dac7_t *ctx, uint8_t addr_ch, uint16_t ch_data );
349 
369 DAC7_RETVAL_T dac7_set_power ( dac7_t *ctx, uint8_t pwr_en, uint8_t sel_ch );
370 
389 
408 DAC7_RETVAL_T dac7_set_ldac ( dac7_t *ctx, uint8_t sel_ch );
409 
428 DAC7_RETVAL_T dac7_set_internal_reference ( dac7_t *ctx, uint8_t int_ref_en );
429 
430 #ifdef __cplusplus
431 }
432 #endif
433 #endif // _DAC7_H_
434  // End public_function group
437 
438 // ------------------------------------------------------------------------- END
dac7_cfg_t::miso
pin_name_t miso
Definition: dac7.h:210
dac7_t
Click ctx object definition.
Definition: dac7.h:196
dac7_write_data
void dac7_write_data(dac7_t *ctx, uint8_t def_cmd, uint8_t addr_cmd, uint16_t write_data)
Generic write data function.
dac7_sw_reset
DAC7_RETVAL_T dac7_sw_reset(dac7_t *ctx)
Software reset function.
dac7_cfg_t::spi_speed
uint32_t spi_speed
Definition: dac7.h:217
dac7_cfg_t
Click configuration structure definition.
Definition: dac7.h:207
dac7_set_ldac
DAC7_RETVAL_T dac7_set_ldac(dac7_t *ctx, uint8_t sel_ch)
Set LDAC setup function.
dac7_t::chip_select
pin_name_t chip_select
Definition: dac7.h:199
dac7_cfg_t::sck
pin_name_t sck
Definition: dac7.h:212
dac7_cfg_t::cs_polarity
spi_master_chip_select_polarity_t cs_polarity
Definition: dac7.h:219
dac7_set_ch_voltage
DAC7_RETVAL_T dac7_set_ch_voltage(dac7_t *ctx, uint8_t addr_ch, uint16_t vol_val, uint16_t v_ref_mv)
Set the voltage values of the specified channel function.
dac7_set_channel
DAC7_RETVAL_T dac7_set_channel(dac7_t *ctx, uint8_t set_cmd, uint8_t addr_ch, uint16_t write_data)
Set the values of the specified channel function.
dac7_init
DAC7_RETVAL dac7_init(dac7_t *ctx, dac7_cfg_t *cfg)
Initialization function.
dac7_update_channel
DAC7_RETVAL_T dac7_update_channel(dac7_t *ctx, uint8_t addr_ch, uint16_t ch_data)
Update channel function.
DAC7_RETVAL_T
#define DAC7_RETVAL_T
Definition: dac7.h:77
dac7_cfg_t::spi_mode
spi_master_mode_t spi_mode
Definition: dac7.h:218
dac7_cfg_setup
void dac7_cfg_setup(dac7_cfg_t *cfg)
Config Object Initialization function.
dac7_set_power
DAC7_RETVAL_T dac7_set_power(dac7_t *ctx, uint8_t pwr_en, uint8_t sel_ch)
Set power mode function.
dac7_cfg_t::mosi
pin_name_t mosi
Definition: dac7.h:211
dac7_set_internal_reference
DAC7_RETVAL_T dac7_set_internal_reference(dac7_t *ctx, uint8_t int_ref_en)
Set internal reference function.
DAC7_RETVAL
#define DAC7_RETVAL
Definition: dac7.h:76
dac7_cfg_t::cs
pin_name_t cs
Definition: dac7.h:213
dac7_t::spi
spi_master_t spi
Definition: dac7.h:198