+++ /dev/null
-/*
- * Copyright (C) 2012-2013 Czech Technical University in Prague
- *
- * Created on: 28.2.2013
- *
- * Authors:
- * - Michal Horn
- *
- * This document contains proprietary information belonging to Czech
- * Technical University in Prague. Passing on and copying of this
- * document, and communication of its contents is not permitted
- * without prior written authorization.
- *
- * File : cmd_adc.c
- *
- * Abstract:
- * This file contains command for reading adc port.
- *
- */
-
-#include "../cmd_adc.h"
-
-#ifndef DOCGEN
-
-#include "hal/hal.h"
-#include "rpp/rpp.h"
-#include <stdio.h>
-
-static double lsb2volts(unsigned lsb)
-{
- return ((double)lsb + 0.0)*2.5/4095*10;
-}
-
-
-/**
- * @brief Read values from ADC port
- *
- * @param[in] cmd_io Pointer to IO stack
- * @param[in] des Pointer to command descriptor
- * @param[in] param Parameters of command
- * @return 0 when OK or error code lower than 0
- */
-int cmd_do_read_adc1_values(cmd_io_t *cmd_io, const struct cmd_des *des, char *param[])
-{
- uint32_t i, min, max; // Cycle control variable
-
- rpp_adc_update();
- if (param[1] == param[0] + 7) { /* Single pin variant */
- if (sscanf(param[1], "%d", &min) != 1)
- return -CMDERR_BADPAR;
- if (min < 1 || min > 12)
- return -CMDERR_NODEV;
- max = min;
- }
- else { /* All pins */
- min = 1;
- max = PORT_ADC_CHANNEL_NUM;
- }
- for (i = min-1; i < max; i++) {
- unsigned d = rpp_adc_get(i+1);
- double v = lsb2volts(d);
- rpp_sci_printf("ADC%-2d %4d lsb ~ %5.2f V\n", i+1, d, v);
- }
- return 0;
-}
-
-int cmd_do_adc_watch(cmd_io_t *cmd_io, const struct cmd_des *des, char *param[])
-{
- int i;
-
- rpp_sci_printf("ADC Inputs Test [1-12]:\r\n");
- rpp_sci_printf("=======================================================================\r\n");
-
- for (i = 1; i < 13; i++)
- rpp_sci_printf("%5d ", i);
- rpp_sci_printf("\n");
-
- // Calculate wait time in OS ticks
- static const portTickType freq_ticks = 100 /* ms */ / portTICK_RATE_MS;
- portTickType last_wake_time = xTaskGetTickCount();
-
- while (cmd_io->getc(cmd_io) < 0) {
-
- // Update inputs
- rpp_adc_update();
-
- for (i = 1; i < 13; i++)
- rpp_sci_printf("%5d ", rpp_adc_get(i));
- rpp_sci_printf("lsb\n");
- for (i = 1; i < 13; i++)
- rpp_sci_printf("%5.2f ", lsb2volts(rpp_adc_get(i)));
- rpp_sci_printf("V\r\033[A"); /* Cursor up */
-
-
- vTaskDelayUntil(&last_wake_time, freq_ticks);
- }
- rpp_sci_printf("\n\n");
- return 0;
-}
-
-
-#endif /* DOCGEN */
-
-/** Descriptor of command for adc port reading */
-cmd_des_t const cmd_des_read_adc1 = {
- 0, 0,
- "adcread","Read values from ADC inputs",
- "### Command syntax ###\n"
- "\n"
- " adcread\n"
- "\n"
- "### Description ###\n"
- "\n"
- "This command reads values corresponding to analog voltages on ADC\n"
- "inputs 1-12 and prints them as decimal numbers as well as converted to\n"
- "Volts.\n"
- "\n"
- "### Example ###\n"
- "\n"
- " --> adcread\n"
- " ADC1 2332 lsb ~ 11.66 V\n"
- " ADC2 107 lsb ~ 0.54 V\n"
- " ADC3 108 lsb ~ 0.54 V\n"
- " ADC4 107 lsb ~ 0.54 V\n"
- " ADC5 108 lsb ~ 0.54 V\n"
- " ADC6 111 lsb ~ 0.56 V\n"
- " ADC7 110 lsb ~ 0.55 V\n"
- " ADC8 109 lsb ~ 0.55 V\n"
- " ADC9 107 lsb ~ 0.54 V\n"
- " ADC10 107 lsb ~ 0.54 V\n"
- " ADC11 110 lsb ~ 0.55 V\n"
- " ADC12 108 lsb ~ 0.54 V\n",
- CMD_HANDLER(cmd_do_read_adc1_values), (void *)&cmd_list_adc
-};
-
-cmd_des_t const cmd_des_read_adc2 = {
- 0, 0,
- "adcread*","Read a value from a single ADC input",
- "### Command syntax ###\n"
- "\n"
- " adcread<PIN>\n"
- "\n"
- "where `<PIN>` is a number in range 1 - 12.\n"
- "\n"
- "### Description ###\n"
- "\n"
- "This command reads the value corresponding to analog voltage on an ADC\n"
- "input and prints it as decimal numbers as well as converted to Volts.\n"
- "\n"
- "### Example ###\n"
- "\n"
- " --> adcread1\n"
- " ADC1 2331 lsb ~ 11.66 V\n",
- CMD_HANDLER(cmd_do_read_adc1_values), (void *)&cmd_list_adc
-};
-
-cmd_des_t const cmd_des_adcwatch = {
- 0, 0,
- "adcwatch","Watch the values from ADC inputs",
- "### Command syntax ###\n"
- "\n"
- " adcwatch\n"
- "\n"
- "### Description ###\n"
- "\n"
- "This command reads values corresponding to analog voltages on ADC\n"
- "inputs 1-12 10 times per second and prints them as decimal numbers (in\n"
- "lsb units) as well as converted to Volts. The command is ended by any\n"
- "key.\n"
- "\n"
- "### Example ###\n"
- "\n"
- " --> adcwatch\n"
- " ADC Inputs Test [1-12]:\n"
- " =======================================================================\n"
- " 1 2 3 4 5 6 7 8 9 10 11 12\n"
- " 2331 107 108 106 107 110 110 109 107 107 110 109 lsb\n"
- " 11.66 0.54 0.54 0.53 0.54 0.55 0.55 0.55 0.54 0.54 0.55 0.55 V\n",
- CMD_HANDLER(cmd_do_adc_watch), (void *)&cmd_list_adc
-};
-
-/** List of commands for adc, defined as external */
-cmd_des_t const *cmd_list_adc[] = {
- &cmd_des_read_adc1,
- &cmd_des_read_adc2,
- &cmd_des_adcwatch,
- NULL
-};
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