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tests/driver_sht1x: Added tests for sht1x

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Marian Buschsieweke 2018-06-12 21:53:51 +02:00
parent b91359b05b
commit 8e200673d3
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12
tests/driver_sht1x/Makefile Normal file
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include ../Makefile.tests_common
DRIVER ?= sht11
BOARD ?= msba2
USEMODULE += $(DRIVER)
USEMODULE += shell
USEMODULE += saul_default
USEMODULE += shell_commands
USEMODULE += ps
include $(RIOTBASE)/Makefile.include

172
tests/driver_sht1x/main.c Normal file
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/*
* Copyright (C) 2018 Otto-von-Guericke-Universität Magdeburg
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup tests
* @{
*
* @file
* @brief Test application for the SHT10/11/15 family of temperature and
* humidity sensors
*
* @author Marian Buschsieweke <marian.buschsieweke@ovgu.de>
*
* @}
*/
#include <stdio.h>
#include "shell.h"
#include "shell_commands.h"
#include "sht1x_params.h"
#define SHT1X_NUM (sizeof(sht1x_params) / sizeof(sht1x_params[0]))
extern sht1x_dev_t sht1x_devs[SHT1X_NUM];
static sht1x_dev_t *dev = &sht1x_devs[0];
static int run_tests(void)
{
const char *resolution[] = { "high", "low" };
const char *calibration[] = { "on", "off" };
const char *heater[] = { "off", "on" };
const char *crc[] = { "on", "off" };
uint8_t conf = 0;
puts("Reading the sensor three times for all possible configurations:");
for (int i_res = 0; i_res < 2; i_res++) {
if (i_res) {
conf |= SHT1X_CONF_LOW_RESOLUTION;
}
else {
conf &= ~(SHT1X_CONF_LOW_RESOLUTION);
}
for (int i_cal = 0; i_cal < 2; i_cal++) {
if (i_cal) {
conf |= SHT1X_CONF_SKIP_CALIBRATION;
}
else {
conf &= ~(SHT1X_CONF_SKIP_CALIBRATION);
}
for (int i_heater = 0; i_heater < 2; i_heater++) {
if (i_heater) {
conf |= SHT1X_CONF_ENABLE_HEATER;
}
else {
conf &= ~(SHT1X_CONF_ENABLE_HEATER);
}
for (int i_crc = 0; i_crc < 2; i_crc++) {
if (i_crc) {
conf |= SHT1X_CONF_SKIP_CRC;
}
else {
conf &= ~(SHT1X_CONF_SKIP_CRC);
}
printf("Resolution: %s, calibration: %s, heater: %s, "
"CRC-checking: %s\n",
resolution[i_res],
calibration[i_cal],
heater[i_heater],
crc[i_crc]);
switch (sht1x_configure(dev, conf)) {
case 0:
break;
case -EIO:
puts("Error: gpio_init() failed");
return -1;
case -EPROTO:
puts("Error: Sensor did not acknowledge command");
return -1;
case -ECANCELED:
puts("Error: Sensor did not apply configuration");
return -1;
case -EBADMSG:
puts("Error: CRC error while validating "
"configuration");
return -1;
default:
/* Will never happen, but better safe than sorry */
puts("Unknown error");
return -1;
}
for (int i = 0; i < 3; i++) {
int16_t temp, hum;
switch (sht1x_read(dev, &temp, &hum)) {
case 0:
break;
case -EIO:
puts("Error: gpio_init() failed");
return -1;
case -EPROTO:
puts("Error: Sensor did not acknowledge "
"command");
return -1;
case -ECANCELED:
puts("Error: Measurement timed out");
return -1;
default:
/* Won't happen, but better safe than sorry */
puts("Unknown error");
return -1;
}
printf("Temperature: %i.%02i°C, Humidity: %i.%02i%%\n",
(int)temp / 100, (int)temp % 100,
(int)hum / 100, (int)hum % 100);
}
}
}
}
}
puts("Restoring default configuration");
switch (sht1x_configure(dev, 0)) {
case 0:
break;
case -EIO:
puts("Error: gpio_init() failed");
return -1;
case -EPROTO:
puts("Error: Sensor did not acknowledge command");
return -1;
case -ECANCELED:
puts("Error: Sensor did not apply configuration");
return -1;
case -EBADMSG:
puts("Error: CRC error while validating "
"configuration");
return -1;
default:
/* Will never happen, but better safe than sorry */
puts("Unknown error");
return -1;
}
return 0;
}
int main(void)
{
if (run_tests()) {
puts("TESTS FAILED!");
}
else {
puts("All automatic tests finished.");
}
puts("Dropping to shell for manual testing");
char line_buf[SHELL_DEFAULT_BUFSIZE];
shell_run(NULL, line_buf, SHELL_DEFAULT_BUFSIZE);
return 0;
}