source: firmware/MSR/src/MSR.c

Last change on this file was 10588, checked in by neise, 14 years ago
added MSR Firmware MSR is the little brother of FSC
File size: 20.9 KB
Line 
1//-----------------------------------------------------------------------------
2#include "typedefs.h"
3#include "application.h"
4#include "spi_master.h"
5#include "ad7719_adc.h"
6#include "atmega_adc.h"
7#include "usart.h"
8#include "macros.h"
9//#include "interpol.h"
10//#include "w5100_spi_interface.h"
11#include <avr/interrupt.h>
12#include <avr/wdt.h>
13#include <stdlib.h>
14//-----------------------------------------------------------------------------
15// definition of some functions:
16// these function are implemented in this file, this is not doog coding style.
17// sooner or later, they will be moved into more apropriate files.
18U08 increase_adc (U08 channel);
19U08 increase_ad7719 (U08 channel);
20void Set_V_Muxer (U08 channel);
21void Set_T_Muxer(U08 channel);
22void parse();
23void check_if_measured_all() ;
24void print_ad7719_nicely(bool with_header, bool with_LF) ;
25void print_adc_nicely(bool with_header, bool with_LF) ;
26
27void print_invalid_enable_statement();
28void print_help() ; // is not printin help at the moment .... eats up too much RAM
29void print_adc_enable_status(bool with_headline);
30void print_ad7719_enable_status(bool with_headline) ;
31
32bool check_if_adc_measurement_done();
33bool check_if_ad7719_measurement_done();
34
35
36// end of function definition:
37//-----------------------------------------------------------------------------
38
39// Reference resistance
40 float r_reference = 6.257;
41
42// MAIN WORKFLOW GLOBAL VARIABLES
43 bool verbose;
44 bool heartbeat_enable;
45
46// USART global variables
47 U08 usart_rx_buffer[USART_RX_BUFFER_SIZE];
48 U08 usart_tx_buffer[USART_TX_BUFFER_SIZE];
49 U08 usart_received_chars;
50 U08 usart_rx_buffer_index = 0;
51 U08 usart_tx_buffer_index = 0;
52 U08 usart_last_char; // last received char
53
54// USART FLAGS
55 bool usart_tx_buffer_overflow = false; // true if usart_tx_buffer was full.
56 bool usart_rx_ready = false; // EOL was received, parser needs to be called
57
58// TIMER global variable
59 volatile U32 local_ms = 0;
60
61// AD7719 global variables
62 #define TEMP_CHANNELS 16
63 #define CHANNEL_BITMAP 2
64 #define AD7719_READINGS_UNTIL_SETTLED 3 // bei3:480ms
65 U32 ad7719_values[TEMP_CHANNELS];
66 U08 ad7719_enables[CHANNEL_BITMAP];
67 U08 ad7719_channels_ready[CHANNEL_BITMAP];
68 U08 ad7719_readings_since_last_muxing = 0;
69 U08 ad7719_current_channel = 0;
70 U32 ad7719_current_reading = 0;
71 bool ad7719_measured_all = false;
72 bool ad7719_values_printed = true;
73 bool ad7719_print_endless = false;
74
75// ATMEGA ADC global variables
76 #define V_CHANNELS 16
77 #define V_BITMAP 2
78 #define ADC_READINGS_UNTIL_SETTLED 1
79 U08 adc_readings_until_mean=250;
80 U32 adc_values[V_CHANNELS]; // stores measured voltage in steps of 16mV
81 U08 adc_enables[V_BITMAP];
82 U08 adc_channels_ready[V_BITMAP];
83 U08 adc_readings_since_last_muxing = 0;
84 U08 adc_current_channel = 0;
85 U16 adc_current_reading = 0;
86 bool adc_measured_all = false;
87 bool adc_values_printed = true;
88 bool adc_print_endless = false;
89
90 bool debug_mode = false;
91
92 //U32 hb_counter = 0;
93
94//-----------------------------------------------------------------------------
95// M A I N --- M A I N --- M A I N --- M A I N --- M A I N
96//-----------------------------------------------------------------------------
97int main(void)
98{
99 app_init(); // Setup: Watchdog and I/Os
100 usart_init(); // Initialize serial interface
101 spi_init(); // Initialize SPI interface as master
102 ad7719_init(); // Initialize AD7719 ADC as SPI slave
103 atmega_adc_init();
104
105// TIMER2 is used as local clock:
106// configure timer 2
107 TCCR2 = (1<<WGM21); // CTC Modus
108 TCCR2 |= (1<<CS21) | (1<<CS20); // Prescaler 64 --> counts up every 8us
109 OCR2 = 125-1; // --> output compare interrupt occurs every 125 x 8us = 1ms
110 // Compare Interrupt erlauben
111 TIMSK |= (1<<OCIE2);
112
113 // Enable interrupts
114 sei();
115
116 PORTB &= ~(1<<PB2);
117
118for ( U08 i=0; i<CHANNEL_BITMAP; ++i ) {
119 ad7719_enables[1]=0x00;
120 ad7719_enables[0]=0xFF;
121
122// ad7719_enables[i]=0x00;
123 ad7719_channels_ready[i]=0;
124 }
125
126for ( U08 i=0; i<V_BITMAP; ++i ) {
127 adc_enables[1]=0x33;
128 adc_enables[0]=0xFF;
129// adc_enables[i]=0x00;
130 adc_channels_ready[i]=0;
131}
132
133
134 static U08 welcome[]="welcome to:\n MSR command interface 1.0 \n build: 29.03.2010\n";
135 usart_write_str(welcome);
136 print_help();
137 print_adc_enable_status(true);
138 usart_write_char('\n');
139 print_ad7719_enable_status(true);
140 usart_write_char('\n');
141 usart_write_str((pU08)"time:");
142 usart_write_float((float)local_ms/1000 , 1,7);
143 usart_write_str((pU08)" sec.\n");
144
145//MAIN LOOP
146while (1)
147{
148 if (check_if_adc_measurement_done()) {
149 if(adc_print_endless){
150 usart_write_str((pU08)"V|");
151 usart_write_float((float)local_ms/1000 , 1,4);
152 print_adc_nicely(false,true);
153 for ( U08 i=0; i<V_BITMAP; ++i ) {
154 adc_channels_ready[i]=0;
155 }
156 } else
157 if ( !adc_values_printed) {
158 adc_values_printed = true;
159 print_adc_nicely(true,true);
160 }
161 }
162
163 if (check_if_ad7719_measurement_done()) {
164 if(ad7719_print_endless){
165 usart_write_str((pU08)"R|");
166 usart_write_float((float)local_ms/1000 , 1,4);
167 print_ad7719_nicely(false,true);
168 for ( U08 i=0; i<CHANNEL_BITMAP; ++i ) {
169 ad7719_channels_ready[i]=0;
170 }
171 } else
172 if ( !ad7719_values_printed) {
173 ad7719_values_printed = true;
174 print_ad7719_nicely(true,true);
175 }
176 }
177
178//----------------------------------------------------------------------------
179
180 if (heartbeat_enable) {
181 PORTA ^= (1<<PA4); // toggle PA4 --> heartbeat
182
183 // warte 100.000 heartbeats und schreibe die Zeit raus
184 //hb_counter++;
185 //if (hb_counter == 100000){
186 // hb_counter = 0;
187 // usart_write_float((float)local_ms/1000 , 1,7);
188 // usart_write_str((pU08)" sec.\n");
189 //}
190 }
191
192//----------------------------------------------------------------------------
193 //IF we need to send away one byte, and ready to send
194
195 if ( (usart_tx_buffer_index > 0) && (UCSRA & (1<<UDRE)) ) {
196 UDR = usart_tx_buffer[0];
197 // THis is shit
198 for (U08 i=0 ; i < USART_TX_BUFFER_SIZE; ++i) {
199 usart_tx_buffer[i] = usart_tx_buffer[i+1];
200 }
201 usart_tx_buffer_index--;
202 }
203//----------------------------------------------------------------------------
204
205 //IF we just received one byte
206 if ( UCSRA & (1<<RXC) )
207 {
208 usart_last_char = UDR; // read the byte from ATmega internal buffer
209 // what are we going to do with this byte?
210 if (usart_rx_buffer_index < USART_RX_BUFFER_SIZE ) // if space in the buffer ... we store it.
211 {
212 usart_rx_buffer[usart_rx_buffer_index] = usart_last_char;
213 usart_rx_buffer_index++;
214 if (usart_last_char == '\n'){ // if EOL was received
215 usart_rx_buffer_index--;
216 usart_rx_buffer[usart_rx_buffer_index] = 0;
217 usart_rx_ready = true;
218 }
219 } else { // if no space in buffer ... we try to parse()
220 usart_write_str((pU08)"receive buffer overflow ... parsing now\n");
221 usart_rx_ready = true;
222 }
223 }
224
225//----------------------------------------------------------------------------
226
227 //IF USART DOR bit is set, PC is sending data to fast!!!
228 if ( UCSRA & (1<<DOR) ){
229 usart_write_str((pU08)"PC sending to fast!\n");
230 usart_last_char = UDR;
231 // flush TX_buffer and write warning message in
232 // maybe even switch off every measurement. ?
233 }
234//----------------------------------------------------------------------------
235
236 //IF TX_BUFFER was overrun.
237 if (usart_tx_buffer_overflow) {
238 // flash TX_buffer and write warning message in
239 // maybe even switch off every measurement. ?
240 //
241 // this should only happen, in verbose mode and with low baudrates.
242 }
243//----------------------------------------------------------------------------
244
245 //IF one command was received.
246 // -It is not allowed to send more than one command between two '\n'
247 if (usart_rx_ready){
248 parse();
249 usart_rx_ready = false;
250 for ( U08 i =0 ; i < USART_RX_BUFFER_SIZE; i++){
251 usart_rx_buffer[i]=0;
252 }
253 usart_rx_buffer_index = 0;
254
255 }
256//----------------------------------------------------------------------------
257
258 //IF ATmega internal ADC did finish a conversion --every 200us
259 if ( (ADCSRA & (1<<ADIF)) && !adc_measured_all) {
260 adc_current_reading = (U16)ADCL;
261 adc_current_reading += (U16)ADCH<<8;
262 if (adc_readings_since_last_muxing == ADC_READINGS_UNTIL_SETTLED+adc_readings_until_mean-1) {
263 adc_channels_ready[adc_current_channel/8] |= (1<<(adc_current_channel%8));
264 adc_current_channel = increase_adc (adc_current_channel);
265 adc_values[adc_current_channel] = 0;
266 Set_V_Muxer(adc_current_channel);
267 adc_readings_since_last_muxing = 0;
268 _delay_ms(10);
269 }
270 else if (adc_readings_since_last_muxing >= ADC_READINGS_UNTIL_SETTLED-1) {
271 adc_values[adc_current_channel] += adc_current_reading;
272 ++adc_readings_since_last_muxing;
273 }
274 else {
275 ++adc_readings_since_last_muxing;
276 }
277
278 }
279//----------------------------------------------------------------------------
280
281 //IF AD7719 ADC just finished a conversion -- every 60ms
282
283 if (AD7719_IS_READY() && !ad7719_measured_all) {
284
285
286 ad7719_current_reading = read_adc(); // --takes at 4MHz SCLK speed about 6us
287 // AD7719 is only read out if settled. saves time.
288 if (ad7719_readings_since_last_muxing == AD7719_READINGS_UNTIL_SETTLED-1) {
289 ad7719_values[ad7719_current_channel] = ad7719_current_reading;
290 ad7719_readings_since_last_muxing=0;
291 if (debug_mode) {
292 usart_write_U32_hex(ad7719_current_reading);
293 usart_write_char('\n');
294 usart_write_char('\n');
295 }
296 // now prepare the data to be send away via USART.
297
298 // note that this channel is ready, now and
299 // proceed to the next enabled channel.
300 ad7719_channels_ready[ad7719_current_channel/8] |= (1<<(ad7719_current_channel%8));
301 ad7719_current_channel = increase_ad7719 (ad7719_current_channel);
302 Set_T_Muxer(ad7719_current_channel);
303 } else { // the AD7719 did not settle yet, we discard the reading
304 ++ad7719_readings_since_last_muxing;
305 if (debug_mode) {
306 usart_write_U32_hex(ad7719_current_reading);
307 usart_write_char('\n');
308 }
309
310 // current reading is not used for anything else
311 }
312 }
313
314
315} // end of MAIN LOOP
316
317} // end of main function
318//-----------------------------------------------------------------------------
319// E N D E N D E N D E N D E N D E N D E N D
320//-----------------------------------------------------------------------------
321
322
323ISR (TIMER2_COMP_vect)
324{
325 ++local_ms;
326}
327
328U08 increase_adc (U08 channel){
329U08 effective_channel;
330 for ( U08 increase = 1 ; increase <= V_CHANNELS; increase++)
331 {
332 effective_channel = (channel + increase) % (V_CHANNELS);
333 if (adc_enables[effective_channel/8] & (1<<effective_channel%8))
334 return effective_channel;
335 }
336 return channel;
337} // end if increase_adc;
338
339U08 increase_ad7719 (U08 channel){
340U08 effective_channel;
341 for ( U08 increase = 1 ; increase <= TEMP_CHANNELS; increase++)
342 {
343 effective_channel = (channel + increase) % (TEMP_CHANNELS);
344 if (ad7719_enables[effective_channel/8] & (1<<effective_channel%8))
345 return effective_channel;
346 }
347 return channel;
348} // end if increase_adc;
349
350// Sets voltage Muxer to current channel
351void Set_V_Muxer (U08 channel){
352 PORTC = (PORTC & 0xF0) | (0x0F & channel);
353}
354
355void Set_T_Muxer(U08 channel) {
356 PORTA = (PORTA & 0xF0) | (0x0F & channel); // Here the muxer is switched.
357}
358
359bool check_if_adc_measurement_done(){
360 adc_measured_all = true;
361 for ( U08 i=0; i<V_BITMAP; ++i ) {
362 if ((adc_enables[i] ^ adc_channels_ready[i]) != 0x00) {
363 adc_measured_all = false;
364 break;
365 }
366 }
367 return adc_measured_all;
368}
369
370bool check_if_ad7719_measurement_done(){
371 ad7719_measured_all = true;
372 for ( U08 i=0; i<CHANNEL_BITMAP; ++i ) {
373 if ((ad7719_enables[i] ^ ad7719_channels_ready[i]) != 0x00) {
374 ad7719_measured_all = false;
375 break;
376 }
377 }
378 return ad7719_measured_all;
379}
380
381void print_ad7719_nicely(bool with_header, bool with_LF) {
382 float value_in_ohms;
383 if (with_header) {
384
385 usart_write_str((pU08)"\n resistance(Ohm)\n (note: only enabled channels are printed):\n");
386
387 // Überschrift alles in einer Zeile, hoffentlich sieht das gut aus.
388 for (U08 i=0; i< TEMP_CHANNELS;++i) {
389 usart_write_str((pU08)"|R"); // 1 letter -- R
390 usart_write_U08(i, 2); // 2 letters -- the channel number
391 usart_write_str((pU08)" "); // 5 spaces
392 }
393 usart_write_str((pU08)"|\n");
394 }
395
396 // Jetzt die Werte, auch alle in einer Zeile
397 usart_write_char('|');
398 for (U08 i=0; i< TEMP_CHANNELS;++i) {
399
400 if (ad7719_enables[i/8] & (1<<i%8))
401 {
402 value_in_ohms = (r_reference * 1024 * ad7719_values[i]) / ((U32)1 << 25);
403 if (value_in_ohms < 1000.0)
404 usart_write_char(' ');
405 if (value_in_ohms < 100.0)
406 usart_write_char(' ');
407 if (value_in_ohms < 10.0)
408 usart_write_char(' ');
409 usart_write_float(value_in_ohms, 1, 5); // 6 letters .. 1002.4 ohm .. this is 6 letter .. the dot . is also a letter
410 usart_write_char('|'); // 2 spaces
411 } else {
412 usart_write_str((pU08)" |"); // or 8 spaces
413 }
414 }
415 if (with_LF)
416 usart_write_char('\n');
417}
418
419void print_adc_nicely(bool with_header, bool with_LF) {
420
421 if (with_header) {
422 usart_write_str((pU08)"Voltage(mV), Humidity(mV) & Pressure(mV):\n");
423
424 for (U08 i=0; i < 8; ++i) {
425 usart_write_str((pU08)"| V");
426 usart_write_U08(i, 1); //data
427 usart_write_str((pU08)" ");
428 }
429
430 for (U08 i=0; i < 4; ++i) {
431 usart_write_str((pU08)"| H");
432 usart_write_U08(i, 1); //data
433 usart_write_str((pU08)" ");
434 }
435 for (U08 i=0; i < 4; ++i) {
436 usart_write_str((pU08)"| P");
437 usart_write_U08(i, 1); //data
438 usart_write_str((pU08)" ");
439 }
440 usart_write_str((pU08)"|\n");
441 }
442
443 // Jetzt die gemessenen Werte und zwar nur die Spannungen
444 for (U08 i=0; i < 16; ++i) {
445 usart_write_char('|');
446 if (adc_enables[i/8] & (1<<i%8))
447 usart_write_U32( ( ( adc_values[i] * 4 + 2 ) / adc_readings_until_mean ) , 6 );
448 else
449 usart_write_str((pU08)" ");
450 }
451 usart_write_char('|');
452
453 if (with_LF)
454 usart_write_char('\n');
455}
456
457
458/////////////////////////////////////////////////////////////////////////////////////////////////////
459/////////////// P A R S E R /////////////////////////////////////////////////////////////////////////
460/////////////////////////////////////////////////////////////////////////////////////////////////////
461// this method parses the data,
462// which came in via USART
463// later it might as well parse the data from ethernet.
464void parse() {
465
466U08 input_number = 0;
467bool enable = false;
468// look at first byte
469// I hope, I can manage to use one byte commands
470 usart_rx_buffer[USART_RX_BUFFER_SIZE-1] = 0;
471 usart_write_char(' ');
472 usart_write_str(usart_rx_buffer);
473 usart_write_char('\n');
474 //usart_write_str((pU08)"\n received number of bytes:");
475 //usart_write_U08(usart_rx_buffer_index,3);
476
477 if (usart_rx_buffer_index >0) {
478 switch (usart_rx_buffer[0]) {
479 case 'E': // user wants to enable/disable something
480 case 'e':
481 enable = true;
482 case 'D':
483 case 'd':
484
485 if (usart_rx_buffer_index>=1) { // let's see what.
486 if ( usart_rx_buffer[1] != 'r' &&
487 usart_rx_buffer[1] != 'v' &&
488 usart_rx_buffer[1] != 'h' &&
489 usart_rx_buffer[1] != 'p' )
490 {
491 print_invalid_enable_statement();
492 break;
493 }
494 }
495
496 input_number = 0;
497 if (usart_rx_buffer_index >2) { // lets check the first digit
498 if ( usart_rx_buffer[2] >= '0' && usart_rx_buffer[2] <= '9' ) {
499 input_number = usart_rx_buffer[2] - '0';
500 } else {
501 print_invalid_enable_statement();
502 break;
503 }
504 }
505 if (usart_rx_buffer_index >3) { // lets check the 2nd digit
506 if ( usart_rx_buffer[3] >= '0' && usart_rx_buffer[3] <= '9' ) {
507 input_number = 10*input_number + usart_rx_buffer[3] - '0';
508 } else {
509 // okay as well ... if the second digit is missing ..
510 // we might have trailing spaces
511 // that's okay .. we just accept the first number.
512 }
513 }
514 if (usart_rx_buffer_index>2) {
515 usart_write_str((pU08)"\n I will switch ");
516 if (enable)
517 usart_write_str((pU08)"on ");
518 else
519 usart_write_str((pU08)"off ");
520
521 // now we know, what the user wanted ... and we need to do it.
522 switch (usart_rx_buffer[1]) {
523 case 'r':
524 if (enable)
525 ad7719_enables[input_number/8] |= (1<<(input_number%8));
526 else {
527 ad7719_enables[input_number/8] &= ~(1<<(input_number%8));
528 ad7719_channels_ready[input_number/8] &= ~(1<<(input_number%8));
529 }
530 usart_write_str((pU08)" resistance channel ");
531 usart_write_U08(input_number,2);
532 usart_write_char('\n');
533 break;
534 case 'v':
535 if (enable)
536 adc_enables[input_number/8] |= (1<<(input_number%8));
537 else {
538 adc_enables[input_number/8] &= ~(1<<(input_number%8));
539 adc_channels_ready[input_number/8] &= ~(1<<(input_number%8));
540 }
541 usart_write_str((pU08)" voltage channel ");
542 usart_write_U08(input_number,2);
543 usart_write_char('\n');
544 break;
545
546 case 'h':
547 if (enable)
548 adc_enables[1] |= (1<<(input_number%4));
549 else {
550 adc_enables[1] &= ~(1<<(input_number%4));
551 adc_channels_ready[1] &= ~(1<<(input_number%4));
552 }
553 usart_write_str((pU08)" humidity channel ");
554 usart_write_U08(input_number,2);
555 usart_write_char('\n');
556 break;
557 case 'p':
558 if (enable)
559 adc_enables[1] |= (1<<((input_number%4) + 4));
560 else {
561 adc_enables[1] &= ~(1<<((input_number%4) + 4));
562 adc_channels_ready[1] &= ~(1<<((input_number%4) + 4));
563 }
564 usart_write_str((pU08)" pressure channel ");
565 usart_write_U08(input_number,2);
566 usart_write_char('\n');
567 break;
568 default:
569 usart_write_str((pU08)"\n DAMN! this should never happen"
570 "- enable/disable switch-case!\n");
571 break;
572 }
573
574
575
576 }// end of if usart_rx_buffer_index>2 --> this should not be necessary at all
577 break;
578
579 case 'b':
580 usart_write_str((pU08)"\nheartbeat ");
581 heartbeat_enable = true;
582 if (usart_rx_buffer[1] == '0'){
583 heartbeat_enable = false;
584 usart_write_str((pU08)"off\n");
585 } else {
586 usart_write_str((pU08)"on\n");
587 }
588 break;
589 case 'G': // GET the Temperature channels, which are enabled
590 ad7719_values_printed = false;
591 for ( U08 i=0; i<CHANNEL_BITMAP; ++i ) {
592 ad7719_channels_ready[i]=0;
593 }
594 break;
595 case 'g': // GET the voltage/current/humidity channels, which are enabled
596 adc_values_printed = false;
597 for ( U08 i=0; i<V_BITMAP; ++i ) {
598 adc_channels_ready[i]=0;
599 }
600 break;
601
602 case 'p':
603 adc_print_endless = true;
604 if (usart_rx_buffer[1] == '0')
605 adc_print_endless = false;
606 break;
607
608 case 'P':
609 ad7719_print_endless = true;
610 if (usart_rx_buffer[1] == '0')
611 ad7719_print_endless = false;
612 break;
613
614
615 case 's':
616 print_adc_enable_status(true);
617 usart_write_char('\n');
618
619 print_ad7719_enable_status(true);
620 usart_write_char('\n');
621
622 usart_write_str((pU08)"time:");
623 usart_write_float((float)local_ms/1000 , 1,7);
624 usart_write_str((pU08)" sec.\n");
625 break;
626
627 case '!':
628 usart_write_str((pU08)"\ndebug mode ");
629 debug_mode = true;
630 if (usart_rx_buffer[1] == '0'){
631 debug_mode = false;
632 usart_write_str((pU08)"off\n");
633 } else {
634 usart_write_str((pU08)"on\n");
635 }
636 break;
637
638 case 'h':
639 case 'H':
640 print_help();
641 break;
642 }
643 } else
644 {
645 // zero bytes received
646 }
647
648
649 for (U08 i=0; i<USART_RX_BUFFER_SIZE; ++i)
650 usart_rx_buffer[i] = 0;
651}
652
653
654void print_invalid_enable_statement(){
655usart_write_str((pU08)"\nerror: invalid 'enable' or 'disable'statement.\n");
656usart_write_str((pU08)"usage: [E|e|D|d][r|v|h|p][0..15]\n");
657usart_write_str((pU08)"e.g.: Ev1 --> enable voltage channel 1\n");
658usart_write_str((pU08)"e.g.: dr0 --> disable resistance channel 0\n");
659}
660
661void print_help() {
662
663usart_write_str((pU08)
664"List of MSR commands:\n29.03.2011\n"
665"E or e -- enable channel: type e? for detailed help\n"
666"D or d -- disable channel: type d? for detailed help\n"
667"b0 or b1 -- switch heartbeat PA4 on or off\n"
668"G -- 'get AD7719' -> measure resistances again\n"
669"g -- 'get ATmega adc' -> measure voltages again\n"
670"P -- get & print AD7719 infinitly \n"
671"p -- get & print ATmega adc infinitly \n"
672"s -- print status\n"
673"H or h -- print this help\n"
674);
675
676}
677
678void print_adc_enable_status(bool with_headline) {
679
680 if (with_headline) {
681 usart_write_str((pU08)"adc channels 15 downto 0:\n i.e. left is pressure and humidity ... right is voltage\n");
682 }
683 usart_write_U08_bin(adc_enables[1]);
684 usart_write_char(' ');
685 usart_write_U08_bin(adc_enables[0]);
686 usart_write_char(' ');
687
688 usart_write_char('\n');
689 usart_write_U08_bin(adc_channels_ready[1]);
690 usart_write_char(' ');
691 usart_write_U08_bin(adc_channels_ready[0]);
692 usart_write_char(' ');
693}
694
695void print_ad7719_enable_status(bool with_headline) {
696
697 if (with_headline) {
698 usart_write_str((pU08)"ad7719 channels: 15 downto 0:\n");
699 }
700 usart_write_U08_bin(ad7719_enables[1]);
701 usart_write_char(' ');
702 usart_write_U08_bin(ad7719_enables[0]);
703 usart_write_char(' ');
704
705 usart_write_char('\n');
706 usart_write_U08_bin(ad7719_channels_ready[1]);
707 usart_write_char(' ');
708 usart_write_U08_bin(ad7719_channels_ready[0]);
709
710}
711
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