stm32l0_pwrtest.ino

/*

Name:	stm32l0_pwrtest.ino

Function:
        Test bench for power testing.

Copyright Notice:
        See accompanying LICENSE file.

Author:
        Terry Moore, MCCI Corporation	April 2019

*/

#include <Catena.h>

#include <Catena_CommandStream.h>
#include <Catena_Led.h>
#include <Catena_Mx25v8035f.h>
#include <mcciadk_baselib.h>

#include <SPI.h>

// load the fixup.
#include <Catena_CommandStream_vmicro_fixup.h>

using namespace McciCatena;

#if defined(ARDUINO_MCCI_CATENA_4618)
#include <Catena_Si1133.h>
#include <Catena-SHT3x.h>
  using namespace McciCatenaSht3x;
#elif defined(ARDUINO_MCCI_CATENA_4610) || defined(ARDUINO_MCCI_CATENA_4611) || defined(ARDUINO_MCCI_CATENA_4612)
#include <Catena_Si1133.h>
#include <Adafruit_BME280.h>
#endif

/****************************************************************************\
|
|       Manifest constants & typedefs.
|
\****************************************************************************/

#ifdef ARDUINO_MCCI_CATENA_4612 || ARDUINO_MCCI_CATENA_4618
constexpr uint8_t kBoosterPowerOn = D14;
#endif

#ifdef ARDUINO_MCCI_CATENA_4801
constexpr uint8_t kFramPowerOn = D10;
constexpr uint8_t kRs485PowerOn = D11;
constexpr uint8_t kBoosterPowerOn = D5;
#endif

/****************************************************************************\
|
|       Read-only data.
|
\****************************************************************************/

static const char sVersion[] = "0.3.0";

/****************************************************************************\
|
|       Variables.
|
\****************************************************************************/

// the Catena instance
Catena gCatena;

#ifdef ARDUINO_MCCI_CATENA_4610 || ARDUINO_MCCI_CATENA_4611 || \
  \ ARDUINO_MCCI_CATENA_4612 || ARDUINO_MCCI_CATENA_4618
// the LUX sensor
Catena_Si1133 gSi1133;
bool fLight;
#endif

#ifdef ARDUINO_MCCI_CATENA_4618
//   The temperature/humidity sensor
cSHT3x gSht3x {Wire};
bool fSht3x;
#endif

#ifdef ARDUINO_MCCI_CATENA_4610 || ARDUINO_MCCI_CATENA_4611 || \
  \ ARDUINO_MCCI_CATENA_4612 || 
// the temperature/humidity sensor
Adafruit_BME280 gBME280; // The default initalizer creates an I2C connection
bool fBme;
#endif

//
// the LoRaWAN backhaul.  Note that we use the
// Catena version so it can provide hardware-specific
// information to the base class.
//
Catena::LoRaWAN gLoRaWAN;

// the LED instance object
StatusLed gLed (Catena::PIN_STATUS_LED);

// the second SPI bus, for use by flash
SPIClass gSPI2(
                Catena::PIN_SPI2_MOSI,
                Catena::PIN_SPI2_MISO,
                Catena::PIN_SPI2_SCK
                );

// The flash
Catena_Mx25v8035f gFlash;
bool gfFlash;


/****************************************************************************\
|
|	The command table
|
\****************************************************************************/

cCommandStream::CommandFn cmdReg, cmdSleep, cmdStandby, cmdStop, cmdWrite;

static const cCommandStream::cEntry sApplicationCommmands[] =
        {
        { "r", cmdReg },
        { "sleep", cmdSleep },
        { "standby", cmdStandby },
        { "stop", cmdStop },
        { "w", cmdWrite },
        // other commands go here....
        };

/* create the top level structure for the command dispatch table */
static cCommandStream::cDispatch
sApplicationCommandDispatch(
        sApplicationCommmands,          /* this is the pointer to the table */
        sizeof(sApplicationCommmands),  /* this is the size of the table */
        nullptr                         /* this is the "first word" for all the commands in this table*/
        );

/*

Name:	setup()

Function:
        Arduino setup function.

Definition:
        void setup(
            void
            );

Description:
        This function is called by the Arduino framework after
        basic framework has been initialized. We initialize the sensors
        that are present on the platform, set up the LoRaWAN connection,
        and (ultimately) return to the framework, which then calls loop()
        forever.

Returns:
        No explicit result.

*/

void setup(void)
        {
        setup_platform();

        // set up flash
        setup_flash();

#ifdef ARDUINO_MCCI_CATENA_4610 || ARDUINO_MCCI_CATENA_4611 || \
	\ ARDUINO_MCCI_CATENA_4612 || ARDUINO_MCCI_CATENA_4618
        //setup si1133
        setup_light();
  #ifdef ARDUINO_MCCI_CATENA_4618
        //setup SHT3X
        setup_sht3x();
  #else        
        //setup BME280
        setup_bme280();
  #endif
#endif

        /* add our application-specific commands */
        gCatena.addCommands(
                /* name of app dispatch table, passed by reference */
                sApplicationCommandDispatch,
                /*
                || optionally a context pointer using static_cast<void *>().
                || normally only libraries (needing to be reentrant) need
                || to use the context pointer.
                */
                nullptr
                );
        }

// set up the platform, print hello, etc.
void setup_platform()
        {
#ifdef ARDUINO_MCCI_CATENA_4801
        pinMode(kFramPowerOn, OUTPUT);
        digitalWrite(kFramPowerOn, 1);
        pinMode(kRs485PowerOn, OUTPUT);
        digitalWrite(kRs485PowerOn, 1);
        pinMode(kBoosterPowerOn, OUTPUT);
        digitalWrite(kBoosterPowerOn, 0);
#endif

        gCatena.begin();
        gLoRaWAN.begin(&gCatena);

        delay(5000);
        // if running unattended, don't wait for USB connect.
        if (!(gCatena.GetOperatingFlags() &
                static_cast<uint32_t>(gCatena.OPERATING_FLAGS::fUnattended)))
                {
                while (!Serial)
                        /* wait for USB attach */
                        yield();
                }

        gCatena.SafePrintf("\n");
        gCatena.SafePrintf("-------------------------------------------------------------------------------\n");
        gCatena.SafePrintf("This is the stm32l0_pwrtest program V%s.\n", sVersion);
        gCatena.SafePrintf("The program will now idle waiting for you to enter commands\n");
        gCatena.SafePrintf("Enter 'help' for a list of commands.\n");
        gCatena.SafePrintf("(remember to select 'Line Ending: Newline' at the bottom of the monitor window.)\n");
        
#ifdef CATENA_CFG_SYSCLK
        gCatena.SafePrintf("SYSCLK: %d MHz\n", CATENA_CFG_SYSCLK);
#endif

#ifdef USBCON
        gCatena.SafePrintf("USB enabled\n");
#else
        gCatena.SafePrintf("USB disabled\n");
#endif

        Catena::UniqueID_string_t CpuIDstring;

        gCatena.SafePrintf(
                "CPU Unique ID: %s\n",
                gCatena.GetUniqueIDstring(&CpuIDstring)
                );

        gCatena.SafePrintf("--------------------------------------------------------------------------------\n");
        gCatena.SafePrintf("\n");

        // set up the LED
        gLed.begin();
        gCatena.registerObject(&gLed);
        gLed.Set(LedPattern::OneThirtySecond);
        }

void setup_flash(void)
        {
        if (gFlash.begin(&gSPI2, Catena::PIN_SPI2_FLASH_SS))
                {
                gfFlash = true;
                gFlash.powerDown();
                // gCatena.SafePrintf("FLASH found, put power down\n");
                }
        else
                {
                gfFlash = false;
                gFlash.end();
                gSPI2.end();
                gCatena.SafePrintf("No FLASH found: check hardware\n");
                }
        }

#ifdef ARDUINO_MCCI_CATENA_4610 || ARDUINO_MCCI_CATENA_4611 || \
  \ ARDUINO_MCCI_CATENA_4612 || ARDUINO_MCCI_CATENA_4618
 void setup_light(void)
        {
        if (gSi1133.begin())
                {
                fLight = true;
                gSi1133.configure(0, CATENA_SI1133_MODE_SmallIR);
                gSi1133.configure(1, CATENA_SI1133_MODE_White);
                gSi1133.configure(2, CATENA_SI1133_MODE_UV);
                gSi1133.stop();
                gCatena.SafePrintf("Si1133 found\n");
                }
        else
                {
                fLight = false;
                gCatena.SafePrintf("No Si1133 found: check hardware\n");
                }
        }
#ifdef ARDUINO_MCCI_CATENA_4618
void setup_sht3x(void)
        {
         if (gSht3x.begin())
                {
                fSht3x = true;
                }
        else
                {
                fSht3x = false;
                gCatena.SafePrintf("No SHT-3x found: check hardware\n");
                }
        }
#else
 void setup_bme280(void)
        {
        if (gBME280.begin(BME280_ADDRESS, Adafruit_BME280::OPERATING_MODE::Sleep))
                {
                fBme = true;
                }
        else
                {
                fBme = false;
                gCatena.SafePrintf("No BME280 found: check wiring\n");
                }
        }
#endif
#endif
/*

Name:	loop()

Function:
        Arduino polling function.

Definition:
        void loop(
            void
            );

Description:
        This function is called by the Arduino framework after
        initialization and setup() are complete. When it returns,
        the framework simply calls it again.

Returns:
        No explicit result.

*/

void loop()
        {
        // this drives the command processor, which in turn calls the command completion routines.
        gCatena.poll();
        }

/****************************************************************************\
|
|	The command functions
|
\****************************************************************************/

// argv[0] is "r"
// argv[1] is address to read
// argv[2] if present is the number of words

/* process "r base [len]" -- read and display len words of memory starting at base */
cCommandStream::CommandStatus cmdReg(
        cCommandStream *pThis,
        void *pContext,
        int argc,
        char **argv
        )
        {
        uint32_t uLength;
        uint32_t uBase;
        cCommandStream::CommandStatus status;

        if (! (2 <= argc && argc <= 3))
                return cCommandStream::CommandStatus::kInvalidParameter;

        // get arg 2 as length; default is 32 bytes
        status = cCommandStream::getuint32(argc, argv, 2, 16, uLength, 1);

        if (status != cCommandStream::CommandStatus::kSuccess)
                return status;

        // get arg 1 as base; default is irrelevant
        status = cCommandStream::getuint32(argc, argv, 1, 16, uBase, 0);

        if (status != cCommandStream::CommandStatus::kSuccess)
                return status;

        if (uBase % 4 != 0)
                return cCommandStream::CommandStatus::kInvalidParameter;

        // dump the registers
        uint32_t buffer[8];
        for (uint32_t here = 0; here < uLength; here += sizeof(buffer))
                {
                char line[80];
                size_t n;

                n = uLength - here;
                if (n > sizeof(buffer)/sizeof(buffer[0]))
                        n = sizeof(buffer)/sizeof(buffer[0]);

                std::memset(buffer, 0, n * sizeof(buffer[0]));

                /* once: */
                        {
                        auto p = reinterpret_cast<const volatile uint32_t *>(uBase + here);
                        for (auto i = 0u; i < n; ++p, ++i)
                                buffer[i] = *p;
                        }

                unsigned iLine;

                iLine = McciAdkLib_Snprintf(line, sizeof(line), 0, "%08x:", uBase + here);
                for (auto i = 0u; i < n; ++i)
                        {
                        iLine += McciAdkLib_Snprintf(line, sizeof(line), iLine, " %08x", buffer[i]);
                        }
                pThis->printf("%s\n", line);
                }

        return status;
        }

// argv[0] is "w"
// argv[1] is address to write
// argv[2..n-1] are values to write

/* process "w base v1 [v2 ...]" -- write words of memory starting at base */
cCommandStream::CommandStatus cmdWrite(
        cCommandStream *pThis,
        void *pContext,
        int argc,
        char **argv
        )
        {
        uint32_t uBase;
        cCommandStream::CommandStatus status;

        if (argc < 3)
                return cCommandStream::CommandStatus::kInvalidParameter;

        // get arg 1 as base; default is irrelevant
        status = cCommandStream::getuint32(argc, argv, 1, 16, uBase, 0);

        if (status != cCommandStream::CommandStatus::kSuccess)
                return status;

        if (uBase % 4 != 0)
                return cCommandStream::CommandStatus::kInvalidParameter;

        // scan all the write paramters, and fail if any is bad
        for (int iArg = 2; iArg < argc; ++iArg)
                {
                uint32_t dummy;

                // get next arg; default is irrelevant
                status = cCommandStream::getuint32(argc, argv, iArg, 16, dummy, 0);

                if (status != cCommandStream::CommandStatus::kSuccess)
                        return status;
                }

        // disable interrupts, saving state.
        uint32_t const flags = __get_PRIMASK();
        __disable_irq();

        // write values
        auto p = reinterpret_cast<volatile uint32_t *>(uBase);

        for (int iArg = 2; iArg < argc; ++iArg)
                {
                uint32_t value;

                // get next arg; default is irrelevant
                status = cCommandStream::getuint32(argc, argv, iArg, 16, value, 0);

                // can't happen, but it's ok to be safe.
                if (status != cCommandStream::CommandStatus::kSuccess)
                        break;

                *p++ = value;
                }

        // restore interrupt state (if was enabled)
        __set_PRIMASK(flags);

        // return status of last fetch
        return status;
        }

// argv[0] is "sleep"
// argv[1] is the sleep delay
/* process "sleep"  */
cCommandStream::CommandStatus cmdSleep(
        cCommandStream *pThis,
        void *pContext,
        int argc,
        char **argv
        )
        {
        if (argc > 2)
                return cCommandStream::CommandStatus::kInvalidParameter;

        // get arg 1 as sleep interval, default is 5 seconds.
        cCommandStream::CommandStatus status;
        uint32_t sleepInterval;
        status = cCommandStream::getuint32(argc, argv, 1, /* base */ 0, sleepInterval, 5);

        if (status != cCommandStream::CommandStatus::kSuccess)
                return status;

        pThis->printf("%s for %u seconds\n", argv[0], sleepInterval);
        delay(2000);

        LedPattern const save_led = gLed.Set(LedPattern::Off);
        Serial.end();
        Wire.end();
        SPI.end();
        if (gfFlash)
        	gSPI2.end();

#ifdef ARDUINO_MCCI_CATENA_4612 || ARDUINO_MCCI_CATENA_4618
        pinMode(kBoosterPowerOn, INPUT);
#endif

#ifdef ARDUINO_MCCI_CATENA_4801
        pinMode(kFramPowerOn, INPUT);
        pinMode(kRs485PowerOn, INPUT);
        pinMode(kBoosterPowerOn, INPUT);
#endif

        gCatena.Sleep(sleepInterval);

#ifdef ARDUINO_MCCI_CATENA_4612 || ARDUINO_MCCI_CATENA_4618
        pinMode(kBoosterPowerOn, OUTPUT);
        digitalWrite(kBoosterPowerOn, 0);
#endif

#ifdef ARDUINO_MCCI_CATENA_4801
        pinMode(kFramPowerOn, OUTPUT);
        digitalWrite(kFramPowerOn, 1);
        pinMode(kRs485PowerOn, OUTPUT);
        digitalWrite(kRs485PowerOn, 1);
        pinMode(kBoosterPowerOn, OUTPUT);
        digitalWrite(kBoosterPowerOn, 0);
#endif

        Serial.begin();
        Wire.begin();
        SPI.begin();
        if (gfFlash)
        	gSPI2.begin();

        gLed.Set(save_led);
        pThis->printf("awake again\n");
        return status;
        }

// argv[0] is "standby"
/* process "standby"  */
cCommandStream::CommandStatus cmdStandby(
        cCommandStream *pThis,
        void *pContext,
        int argc,
        char **argv
        )
        {
        if (argc > 1)
                return cCommandStream::CommandStatus::kInvalidParameter;

        pThis->printf("%s not implemented yet\n", argv[0]);
        return cCommandStream::CommandStatus::kSuccess;
        }

// argv[0] is "stop"
/* process "stop"  */
cCommandStream::CommandStatus cmdStop(
        cCommandStream *pThis,
        void *pContext,
        int argc,
        char **argv
        )
        {
        if (argc > 1)
                return cCommandStream::CommandStatus::kInvalidParameter;

        pThis->printf("%s not implemented yet\n", argv[0]);
        return cCommandStream::CommandStatus::kSuccess;
        }