Srdjan Simic / Mbed 2 deprecated STM32_ADC_InternalChannels

Temperature

Dependencies:   mbed

main.cpp@2:e999eca5c095, 2021-02-09 (annotated)

Committer:
srdjansimic
Date:
Tue Feb 09 01:12:23 2021 +0000
Revision:
2:e999eca5c095
Parent:
1:57ff098da1dd
Child:
3:fff97541a6f2
Digitalin

Who changed what in which revision?

UserRevisionLine numberNew contents of line
srdjansimic 0:1ffbfe56f438 1 #include "mbed.h"
srdjansimic 0:1ffbfe56f438 2
srdjansimic 0:1ffbfe56f438 3 /*
srdjansimic 0:1ffbfe56f438 4 This basic example just shows how to read the ADC internal channels raw values.
srdjansimic 0:1ffbfe56f438 5 Please look in the corresponding device reference manual for a complete
srdjansimic 0:1ffbfe56f438 6 description of how to make a temperature sensor, VBat or Vref measurement.
srdjansimic 0:1ffbfe56f438 7 */
srdjansimic 0:1ffbfe56f438 8
srdjansimic 0:1ffbfe56f438 9 AnalogIn adc_temp(ADC_TEMP);
srdjansimic 0:1ffbfe56f438 10 AnalogIn adc_vref(ADC_VREF);
srdjansimic 0:1ffbfe56f438 11 #if defined(TARGET_DISCO_F051R8) || defined(TARGET_NUCLEO_F030R8) || defined(TARGET_NUCLEO_F031K6) || defined(TARGET_NUCLEO_F042K6) || defined(TARGET_NUCLEO_F070RB) || defined(TARGET_NUCLEO_F072RB) || defined(TARGET_NUCLEO_F091RC) || defined(TARGET_NUCLEO_F207ZG) || defined(TARGET_NUCLEO_F302R8) || defined(TARGET_NUCLEO_F303K8) || defined(TARGET_DISCO_F303VC) || defined(TARGET_NUCLEO_F303RE) || defined(TARGET_NUCLEO_F303ZE) || defined(TARGET_DISCO_F334C8) || defined(TARGET_NUCLEO_F334R8) || defined(TARGET_MTS_DRAGONFLY_F411RE) || defined(TARGET_MTS_MDOT_F405RG) || defined(TARGET_MTS_MDOT_F411RE) || defined(TARGET_DISCO_F401VC) || defined(TARGET_NUCLEO_F401RE) || defined(TARGET_ARCH_MAX) || defined(TARGET_DISCO_F407VG) || defined(TARGET_NUCLEO_F410RB) || defined(TARGET_ELMO_F411RE) || defined(TARGET_NUCLEO_F411RE) || defined(TARGET_NUCLEO_F412ZG) || defined(TARGET_DISCO_F413ZH) || defined(TARGET_DISCO_F429ZI) || defined(TARGET_NUCLEO_F429ZI) || defined(TARGET_NUCLEO_F439ZI) || defined(TARGET_B96B_F446VE) || defined(TARGET_NUCLEO_F446RE) || defined(TARGET_NUCLEO_F446ZE) || defined(TARGET_DISCO_F469NI) || defined(TARGET_DISCO_F746NG) || defined(TARGET_NUCLEO_F746ZG) || defined(TARGET_NUCLEO_F756ZG) || defined(TARGET_NUCLEO_F767ZI) || defined(TARGET_DISCO_F769NI) || defined(TARGET_DISCO_L072CZ_LRWAN1) || defined(TARGET_NUCLEO_L432KC) || defined(TARGET_DISCO_L476VG) || defined(TARGET_NUCLEO_L476RG) || defined(TARGET_NUCLEO_L486RG)
srdjansimic 0:1ffbfe56f438 12 AnalogIn adc_vbat(ADC_VBAT); // Warning: Not available on all devices
srdjansimic 0:1ffbfe56f438 13 #endif
srdjansimic 0:1ffbfe56f438 14
srdjansimic 0:1ffbfe56f438 15 DigitalOut led(LED1);
srdjansimic 1:57ff098da1dd 16 AnalogIn analog_light_sensor_read(A1);
srdjansimic 2:e999eca5c095 17 DigitalIn digital_light_sensor_read(D8);
srdjansimic 0:1ffbfe56f438 18
srdjansimic 0:1ffbfe56f438 19 int main()
srdjansimic 0:1ffbfe56f438 20 {
srdjansimic 1:57ff098da1dd 21 int adc_scale = 4096;
srdjansimic 1:57ff098da1dd 22 int sensorValue;
srdjansimic 1:57ff098da1dd 23 float Rsensor;
srdjansimic 1:57ff098da1dd 24
srdjansimic 0:1ffbfe56f438 25 printf("\nSTM32 ADC internal channels reading example\n");
srdjansimic 0:1ffbfe56f438 26 while(1) {
srdjansimic 0:1ffbfe56f438 27 printf("ADC Temp = %f\n", (adc_temp.read()*100));
srdjansimic 2:e999eca5c095 28 // printf("ADC VRef = %f\n", adc_vref.read());
srdjansimic 0:1ffbfe56f438 29 #if defined(TARGET_DISCO_F051R8) || defined(TARGET_NUCLEO_F030R8) || defined(TARGET_NUCLEO_F031K6) || defined(TARGET_NUCLEO_F042K6) || defined(TARGET_NUCLEO_F070RB) || defined(TARGET_NUCLEO_F072RB) || defined(TARGET_NUCLEO_F091RC) || defined(TARGET_NUCLEO_F207ZG) || defined(TARGET_NUCLEO_F302R8) || defined(TARGET_NUCLEO_F303K8) || defined(TARGET_DISCO_F303VC) || defined(TARGET_NUCLEO_F303RE) || defined(TARGET_NUCLEO_F303ZE) || defined(TARGET_DISCO_F334C8) || defined(TARGET_NUCLEO_F334R8) || defined(TARGET_MTS_DRAGONFLY_F411RE) || defined(TARGET_MTS_MDOT_F405RG) || defined(TARGET_MTS_MDOT_F411RE) || defined(TARGET_DISCO_F401VC) || defined(TARGET_NUCLEO_F401RE) || defined(TARGET_ARCH_MAX) || defined(TARGET_DISCO_F407VG) || defined(TARGET_NUCLEO_F410RB) || defined(TARGET_ELMO_F411RE) || defined(TARGET_NUCLEO_F411RE) || defined(TARGET_NUCLEO_F412ZG) || defined(TARGET_DISCO_F413ZH) || defined(TARGET_DISCO_F429ZI) || defined(TARGET_NUCLEO_F429ZI) || defined(TARGET_NUCLEO_F439ZI) || defined(TARGET_B96B_F446VE) || defined(TARGET_NUCLEO_F446RE) || defined(TARGET_NUCLEO_F446ZE) || defined(TARGET_DISCO_F469NI) || defined(TARGET_DISCO_F746NG) || defined(TARGET_NUCLEO_F746ZG) || defined(TARGET_NUCLEO_F756ZG) || defined(TARGET_NUCLEO_F767ZI) || defined(TARGET_DISCO_F769NI) || defined(TARGET_DISCO_L072CZ_LRWAN1) || defined(TARGET_NUCLEO_L432KC) || defined(TARGET_DISCO_L476VG) || defined(TARGET_NUCLEO_L476RG) || defined(TARGET_NUCLEO_L486RG)
srdjansimic 2:e999eca5c095 30 // printf("ADC VBat = %f\n", adc_vbat.read());
srdjansimic 2:e999eca5c095 31 // printf("\033[3A");
srdjansimic 0:1ffbfe56f438 32 #else
srdjansimic 2:e999eca5c095 33 // printf("\033[2A");
srdjansimic 0:1ffbfe56f438 34 #endif
srdjansimic 0:1ffbfe56f438 35 led = !led;
srdjansimic 0:1ffbfe56f438 36 if ((adc_temp.read()*100) > 20) {
srdjansimic 0:1ffbfe56f438 37 wait(1.0);
srdjansimic 0:1ffbfe56f438 38 } else {
srdjansimic 0:1ffbfe56f438 39 wait(0.25);
srdjansimic 0:1ffbfe56f438 40 }
srdjansimic 1:57ff098da1dd 41 sensorValue = analog_light_sensor_read.read_u16();
srdjansimic 1:57ff098da1dd 42 Rsensor=(float)(adc_scale-sensorValue)*10/sensorValue;
srdjansimic 1:57ff098da1dd 43 printf("Light Sensor Analog Reading is 0x%X = %d ", sensorValue, sensorValue);
srdjansimic 1:57ff098da1dd 44 printf("The sensor resistance is %f \n\n\r", Rsensor);
srdjansimic 2:e999eca5c095 45 if (digital_light_sensor_read) {
srdjansimic 2:e999eca5c095 46 printf("Digital sensor is ON\r\n");
srdjansimic 2:e999eca5c095 47 } else {
srdjansimic 2:e999eca5c095 48 printf("Digital sensor is OFF\r\n");
srdjansimic 2:e999eca5c095 49 }
srdjansimic 2:e999eca5c095 50 // digital_light_sensor_read = !digital_light_sensor_read;
srdjansimic 2:e999eca5c095 51
srdjansimic 2:e999eca5c095 52 printf("Digital sensor is %d \r\n", digital_light_sensor_read);
srdjansimic 1:57ff098da1dd 53 // wait(1); // 1s
srdjansimic 0:1ffbfe56f438 54 }
srdjansimic 0:1ffbfe56f438 55 }