1 /* Auto-generated config file hpl_sercom_config.h */
2 #ifndef HPL_SERCOM_CONFIG_H
3 #define HPL_SERCOM_CONFIG_H
4 
5 // <<< Use Configuration Wizard in Context Menu >>>
6 
7 #include <peripheral_clk_config.h>
8 
9 #ifndef CONF_SERCOM_2_USART_ENABLE
10 #define CONF_SERCOM_2_USART_ENABLE 1
11 #endif
12 
13 // <h> Basic Configuration
14 
15 // <q> Receive buffer enable
16 // <i> Enable input buffer in SERCOM module
17 // <id> usart_rx_enable
18 #ifndef CONF_SERCOM_2_USART_RXEN
19 #define CONF_SERCOM_2_USART_RXEN 1
20 #endif
21 
22 // <q> Transmitt buffer enable
23 // <i> Enable output buffer in SERCOM module
24 // <id> usart_tx_enable
25 #ifndef CONF_SERCOM_2_USART_TXEN
26 #define CONF_SERCOM_2_USART_TXEN 1
27 #endif
28 
29 // <o> Frame parity
30 // <0x0=>No parity
31 // <0x1=>Even parity
32 // <0x2=>Odd parity
33 // <i> Parity bit mode for USART frame
34 // <id> usart_parity
35 #ifndef CONF_SERCOM_2_USART_PARITY
36 #define CONF_SERCOM_2_USART_PARITY 0x0
37 #endif
38 
39 // <o> Character Size
40 // <0x0=>8 bits
41 // <0x1=>9 bits
42 // <0x5=>5 bits
43 // <0x6=>6 bits
44 // <0x7=>7 bits
45 // <i> Data character size in USART frame
46 // <id> usart_character_size
47 #ifndef CONF_SERCOM_2_USART_CHSIZE
48 #define CONF_SERCOM_2_USART_CHSIZE 0x0
49 #endif
50 
51 // <o> Stop Bit
52 // <0=>One stop bit
53 // <1=>Two stop bits
54 // <i> Number of stop bits in USART frame
55 // <id> usart_stop_bit
56 #ifndef CONF_SERCOM_2_USART_SBMODE
57 #define CONF_SERCOM_2_USART_SBMODE 0
58 #endif
59 
60 // <o> Baud rate <1-6250000>
61 // <i> USART baud rate setting
62 // <id> usart_baud_rate
63 #ifndef CONF_SERCOM_2_USART_BAUD
64 #define CONF_SERCOM_2_USART_BAUD 115200
65 #endif
66 
67 // </h>
68 
69 // <e> Advanced configuration
70 // <id> usart_advanced
71 #ifndef CONF_SERCOM_2_USART_ADVANCED_CONFIG
72 #define CONF_SERCOM_2_USART_ADVANCED_CONFIG 1
73 #endif
74 
75 // <q> Run in stand-by
76 // <i> Keep the module running in standby sleep mode
77 // <id> usart_arch_runstdby
78 #ifndef CONF_SERCOM_2_USART_RUNSTDBY
79 #define CONF_SERCOM_2_USART_RUNSTDBY 0
80 #endif
81 
82 // <q> Immediate Buffer Overflow Notification
83 // <i> Controls when the BUFOVF status bit is asserted
84 // <id> usart_arch_ibon
85 #ifndef CONF_SERCOM_2_USART_IBON
86 #define CONF_SERCOM_2_USART_IBON 0
87 #endif
88 
89 // <q> Start of Frame Detection Enable
90 // <i> Will wake the device from any sleep mode if usart_init and usart_enable was run priort to going to sleep. (receive buffer must be enabled)
91 // <id> usart_arch_sfde
92 #ifndef CONF_SERCOM_2_USART_SFDE
93 #define CONF_SERCOM_2_USART_SFDE 0
94 #endif
95 
96 // <q> Collision Detection Enable
97 // <i> Collision detection enable
98 // <id> usart_arch_cloden
99 #ifndef CONF_SERCOM_2_USART_CLODEN
100 #define CONF_SERCOM_2_USART_CLODEN 0
101 #endif
102 
103 // <o> Operating Mode
104 // <0x0=>USART with external clock
105 // <0x1=>USART with internal clock
106 // <i> Drive the shift register by an internal clock generated by the baud rate generator or an external clock supplied on the XCK pin.
107 // <id> usart_arch_clock_mode
108 #ifndef CONF_SERCOM_2_USART_MODE
109 #define CONF_SERCOM_2_USART_MODE 0x1
110 #endif
111 
112 // <o> Sample Rate
113 // <0x0=>16x arithmetic
114 // <0x1=>16x fractional
115 // <0x2=>8x arithmetic
116 // <0x3=>8x fractional
117 // <0x4=>3x arithmetic
118 // <i> How many over-sampling bits used when sampling data state
119 // <id> usart_arch_sampr
120 #ifndef CONF_SERCOM_2_USART_SAMPR
121 #define CONF_SERCOM_2_USART_SAMPR 0x0
122 #endif
123 
124 // <o> Sample Adjustment
125 // <0x0=>7-8-9 (3-4-5 8-bit over-sampling)
126 // <0x1=>9-10-11 (4-5-6 8-bit over-sampling)
127 // <0x2=>11-12-13 (5-6-7 8-bit over-sampling)
128 // <0x3=>13-14-15 (6-7-8 8-bit over-sampling)
129 // <i> Adjust which samples to use for data sampling in asynchronous mode
130 // <id> usart_arch_sampa
131 #ifndef CONF_SERCOM_2_USART_SAMPA
132 #define CONF_SERCOM_2_USART_SAMPA 0x0
133 #endif
134 
135 // <o> Fractional Part <0-7>
136 // <i> Fractional part of the baud rate if baud rate generator is in fractional mode
137 // <id> usart_arch_fractional
138 #ifndef CONF_SERCOM_2_USART_FRACTIONAL
139 #define CONF_SERCOM_2_USART_FRACTIONAL 0x0
140 #endif
141 
142 // <o> Data Order
143 // <0=>MSB is transmitted first
144 // <1=>LSB is transmitted first
145 // <i> Data order of the data bits in the frame
146 // <id> usart_arch_dord
147 #ifndef CONF_SERCOM_2_USART_DORD
148 #define CONF_SERCOM_2_USART_DORD 1
149 #endif
150 
151 // Does not do anything in UART mode
152 #define CONF_SERCOM_2_USART_CPOL 0
153 
154 // <o> Encoding Format
155 // <0=>No encoding
156 // <1=>IrDA encoded
157 // <id> usart_arch_enc
158 #ifndef CONF_SERCOM_2_USART_ENC
159 #define CONF_SERCOM_2_USART_ENC 0
160 #endif
161 
162 // <o> LIN Slave Enable
163 // <i> Break Character Detection and Auto-Baud/LIN Slave Enable.
164 // <i> Additional setting needed: 16x sample rate using fractional baud rate generation (CTRLA.SAMPR = 1).
165 // <0=>Disable
166 // <1=>Enable
167 // <id> usart_arch_lin_slave_enable
168 #ifndef CONF_SERCOM_2_USART_LIN_SLAVE_ENABLE
169 #define CONF_SERCOM_2_USART_LIN_SLAVE_ENABLE 0
170 #endif
171 
172 // <o> Debug Stop Mode
173 // <i> Behavior of the baud-rate generator when CPU is halted by external debugger.
174 // <0=>Keep running
175 // <1=>Halt
176 // <id> usart_arch_dbgstop
177 #ifndef CONF_SERCOM_2_USART_DEBUG_STOP_MODE
178 #define CONF_SERCOM_2_USART_DEBUG_STOP_MODE 0
179 #endif
180 
181 // </e>
182 
183 #ifndef CONF_SERCOM_2_USART_INACK
184 #define CONF_SERCOM_2_USART_INACK 0x0
185 #endif
186 
187 #ifndef CONF_SERCOM_2_USART_DSNACK
188 #define CONF_SERCOM_2_USART_DSNACK 0x0
189 #endif
190 
191 #ifndef CONF_SERCOM_2_USART_MAXITER
192 #define CONF_SERCOM_2_USART_MAXITER 0x7
193 #endif
194 
195 #ifndef CONF_SERCOM_2_USART_GTIME
196 #define CONF_SERCOM_2_USART_GTIME 0x2
197 #endif
198 
199 #define CONF_SERCOM_2_USART_RXINV 0x0
200 #define CONF_SERCOM_2_USART_TXINV 0x0
201 
202 #ifndef CONF_SERCOM_2_USART_CMODE
203 #define CONF_SERCOM_2_USART_CMODE 0
204 #endif
205 
206 #ifndef CONF_SERCOM_2_USART_RXPO
207 #define CONF_SERCOM_2_USART_RXPO 1 /* RX is on PIN_PB24 */
208 #endif
209 
210 #ifndef CONF_SERCOM_2_USART_TXPO
211 #define CONF_SERCOM_2_USART_TXPO 0 /* TX is on PIN_PB25 */
212 #endif
213 
214 /* Set correct parity settings in register interface based on PARITY setting */
215 #if CONF_SERCOM_2_USART_LIN_SLAVE_ENABLE == 1
216 #if CONF_SERCOM_2_USART_PARITY == 0
217 #define CONF_SERCOM_2_USART_PMODE 0
218 #define CONF_SERCOM_2_USART_FORM 4
219 #else
220 #define CONF_SERCOM_2_USART_PMODE CONF_SERCOM_2_USART_PARITY - 1
221 #define CONF_SERCOM_2_USART_FORM 5
222 #endif
223 #else /* #if CONF_SERCOM_2_USART_LIN_SLAVE_ENABLE == 0 */
224 #if CONF_SERCOM_2_USART_PARITY == 0
225 #define CONF_SERCOM_2_USART_PMODE 0
226 #define CONF_SERCOM_2_USART_FORM 0
227 #else
228 #define CONF_SERCOM_2_USART_PMODE CONF_SERCOM_2_USART_PARITY - 1
229 #define CONF_SERCOM_2_USART_FORM 1
230 #endif
231 #endif
232 
233 // Calculate BAUD register value in UART mode
234 #if CONF_SERCOM_2_USART_SAMPR == 0
235 #ifndef CONF_SERCOM_2_USART_BAUD_RATE
236 #define CONF_SERCOM_2_USART_BAUD_RATE                                                                                  \
237 	65536 - ((65536 * 16.0f * CONF_SERCOM_2_USART_BAUD) / CONF_GCLK_SERCOM2_CORE_FREQUENCY)
238 #endif
239 #ifndef CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH
240 #define CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH 0
241 #endif
242 #elif CONF_SERCOM_2_USART_SAMPR == 1
243 #ifndef CONF_SERCOM_2_USART_BAUD_RATE
244 #define CONF_SERCOM_2_USART_BAUD_RATE                                                                                  \
245 	((CONF_GCLK_SERCOM2_CORE_FREQUENCY) / (CONF_SERCOM_2_USART_BAUD * 16)) - (CONF_SERCOM_2_USART_FRACTIONAL / 8)
246 #endif
247 #ifndef CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH
248 #define CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH 0
249 #endif
250 #elif CONF_SERCOM_2_USART_SAMPR == 2
251 #ifndef CONF_SERCOM_2_USART_BAUD_RATE
252 #define CONF_SERCOM_2_USART_BAUD_RATE                                                                                  \
253 	65536 - ((65536 * 8.0f * CONF_SERCOM_2_USART_BAUD) / CONF_GCLK_SERCOM2_CORE_FREQUENCY)
254 #endif
255 #ifndef CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH
256 #define CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH 0
257 #endif
258 #elif CONF_SERCOM_2_USART_SAMPR == 3
259 #ifndef CONF_SERCOM_2_USART_BAUD_RATE
260 #define CONF_SERCOM_2_USART_BAUD_RATE                                                                                  \
261 	((CONF_GCLK_SERCOM2_CORE_FREQUENCY) / (CONF_SERCOM_2_USART_BAUD * 8)) - (CONF_SERCOM_2_USART_FRACTIONAL / 8)
262 #endif
263 #ifndef CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH
264 #define CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH 0
265 #endif
266 #elif CONF_SERCOM_2_USART_SAMPR == 4
267 #ifndef CONF_SERCOM_2_USART_BAUD_RATE
268 #define CONF_SERCOM_2_USART_BAUD_RATE                                                                                  \
269 	65536 - ((65536 * 3.0f * CONF_SERCOM_2_USART_BAUD) / CONF_GCLK_SERCOM2_CORE_FREQUENCY)
270 #endif
271 #ifndef CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH
272 #define CONF_SERCOM_2_USART_RECEIVE_PULSE_LENGTH 0
273 #endif
274 #endif
275 
276 #include <peripheral_clk_config.h>
277 
278 #ifndef SERCOM_I2CM_CTRLA_MODE_I2C_MASTER
279 #define SERCOM_I2CM_CTRLA_MODE_I2C_MASTER (5 << 2)
280 #endif
281 
282 #ifndef CONF_SERCOM_7_I2CM_ENABLE
283 #define CONF_SERCOM_7_I2CM_ENABLE 1
284 #endif
285 
286 // <h> Basic
287 
288 // <o> I2C Bus clock speed (Hz) <1-400000>
289 // <i> I2C Bus clock (SCL) speed measured in Hz
290 // <id> i2c_master_baud_rate
291 #ifndef CONF_SERCOM_7_I2CM_BAUD
292 #define CONF_SERCOM_7_I2CM_BAUD 100000
293 #endif
294 
295 // </h>
296 
297 // <e> Advanced
298 // <id> i2c_master_advanced
299 #ifndef CONF_SERCOM_7_I2CM_ADVANCED_CONFIG
300 #define CONF_SERCOM_7_I2CM_ADVANCED_CONFIG 1
301 #endif
302 
303 // <o> TRise (ns) <0-300>
304 // <i> Determined by the bus impedance, check electric characteristics in the datasheet
305 // <i> Standard Fast Mode: typical 215ns, max 300ns
306 // <i> Fast Mode +: typical 60ns, max 100ns
307 // <i> High Speed Mode: typical 20ns, max 40ns
308 // <id> i2c_master_arch_trise
309 
310 #ifndef CONF_SERCOM_7_I2CM_TRISE
311 #define CONF_SERCOM_7_I2CM_TRISE 215
312 #endif
313 
314 // <q> Master SCL Low Extended Time-Out (MEXTTOEN)
315 // <i> This enables the master SCL low extend time-out
316 // <id> i2c_master_arch_mexttoen
317 #ifndef CONF_SERCOM_7_I2CM_MEXTTOEN
318 #define CONF_SERCOM_7_I2CM_MEXTTOEN 1
319 #endif
320 
321 // <q> Slave SCL Low Extend Time-Out (SEXTTOEN)
322 // <i> Enables the slave SCL low extend time-out. If SCL is cumulatively held low for greater than 25ms from the initial START to a STOP, the slave will release its clock hold if enabled and reset the internal state machine
323 // <id> i2c_master_arch_sexttoen
324 #ifndef CONF_SERCOM_7_I2CM_SEXTTOEN
325 #define CONF_SERCOM_7_I2CM_SEXTTOEN 0
326 #endif
327 
328 // <q> SCL Low Time-Out (LOWTOUT)
329 // <i> Enables SCL low time-out. If SCL is held low for 25ms-35ms, the master will release it's clock hold
330 // <id> i2c_master_arch_lowtout
331 #ifndef CONF_SERCOM_7_I2CM_LOWTOUT
332 #define CONF_SERCOM_7_I2CM_LOWTOUT 1
333 #endif
334 
335 // <o> Inactive Time-Out (INACTOUT)
336 // <0x0=>Disabled
337 // <0x1=>5-6 SCL cycle time-out(50-60us)
338 // <0x2=>10-11 SCL cycle time-out(100-110us)
339 // <0x3=>20-21 SCL cycle time-out(200-210us)
340 // <i> Defines if inactivity time-out should be enabled, and how long the time-out should be
341 // <id> i2c_master_arch_inactout
342 #ifndef CONF_SERCOM_7_I2CM_INACTOUT
343 #define CONF_SERCOM_7_I2CM_INACTOUT 0x3
344 #endif
345 
346 // <o> SDA Hold Time (SDAHOLD)
347 // <0=>Disabled
348 // <1=>50-100ns hold time
349 // <2=>300-600ns hold time
350 // <3=>400-800ns hold time
351 // <i> Defines the SDA hold time with respect to the negative edge of SCL
352 // <id> i2c_master_arch_sdahold
353 #ifndef CONF_SERCOM_7_I2CM_SDAHOLD
354 #define CONF_SERCOM_7_I2CM_SDAHOLD 0x2
355 #endif
356 
357 // <q> Run in stand-by
358 // <i> Determine if the module shall run in standby sleep mode
359 // <id> i2c_master_arch_runstdby
360 #ifndef CONF_SERCOM_7_I2CM_RUNSTDBY
361 #define CONF_SERCOM_7_I2CM_RUNSTDBY 0
362 #endif
363 
364 // <o> Debug Stop Mode
365 // <i> Behavior of the baud-rate generator when CPU is halted by external debugger.
366 // <0=>Keep running
367 // <1=>Halt
368 // <id> i2c_master_arch_dbgstop
369 #ifndef CONF_SERCOM_7_I2CM_DEBUG_STOP_MODE
370 #define CONF_SERCOM_7_I2CM_DEBUG_STOP_MODE 0
371 #endif
372 
373 // </e>
374 
375 #ifndef CONF_SERCOM_7_I2CM_SPEED
376 #define CONF_SERCOM_7_I2CM_SPEED 0x00 // Speed: Standard/Fast mode
377 #endif
378 #if CONF_SERCOM_7_I2CM_TRISE < 215 || CONF_SERCOM_7_I2CM_TRISE > 300
379 #warning Bad I2C Rise time for Standard/Fast mode, reset to 215ns
380 #undef CONF_SERCOM_7_I2CM_TRISE
381 #define CONF_SERCOM_7_I2CM_TRISE 215U
382 #endif
383 
384 //                  gclk_freq - (i2c_scl_freq * 10) - (gclk_freq * i2c_scl_freq * Trise)
385 // BAUD + BAUDLOW = --------------------------------------------------------------------
386 //                  i2c_scl_freq
387 // BAUD:    register value low  [7:0]
388 // BAUDLOW: register value high [15:8], only used for odd BAUD + BAUDLOW
389 #define CONF_SERCOM_7_I2CM_BAUD_BAUDLOW                                                                                \
390 	(((CONF_GCLK_SERCOM7_CORE_FREQUENCY - (CONF_SERCOM_7_I2CM_BAUD * 10U)                                              \
391 	   - (CONF_SERCOM_7_I2CM_TRISE * (CONF_SERCOM_7_I2CM_BAUD / 100U) * (CONF_GCLK_SERCOM7_CORE_FREQUENCY / 10000U)    \
392 	      / 1000U))                                                                                                    \
393 	      * 10U                                                                                                        \
394 	  + 5U)                                                                                                            \
395 	 / (CONF_SERCOM_7_I2CM_BAUD * 10U))
396 #ifndef CONF_SERCOM_7_I2CM_BAUD_RATE
397 #if CONF_SERCOM_7_I2CM_BAUD_BAUDLOW > (0xFF * 2)
398 #warning Requested I2C baudrate too low, please check
399 #define CONF_SERCOM_7_I2CM_BAUD_RATE 0xFF
400 #elif CONF_SERCOM_7_I2CM_BAUD_BAUDLOW <= 1
401 #warning Requested I2C baudrate too high, please check
402 #define CONF_SERCOM_7_I2CM_BAUD_RATE 1
403 #else
404 #define CONF_SERCOM_7_I2CM_BAUD_RATE                                                                                   \
405 	((CONF_SERCOM_7_I2CM_BAUD_BAUDLOW & 0x1)                                                                           \
406 	     ? (CONF_SERCOM_7_I2CM_BAUD_BAUDLOW / 2) + ((CONF_SERCOM_7_I2CM_BAUD_BAUDLOW / 2 + 1) << 8)                    \
407 	     : (CONF_SERCOM_7_I2CM_BAUD_BAUDLOW / 2))
408 #endif
409 #endif
410 
411 // <<< end of configuration section >>>
412 
413 #endif // HPL_SERCOM_CONFIG_H
414