Example host software for the Maxim Integrated MAX20303 I2C wearable PMIC, power management IC. Hosted on the MAX32630FTHR.
Dependencies: USBDevice max20303 max32630fthr
Diff: main.cpp
- Revision:
- 0:9216b8a5fd16
- Child:
- 1:d9eb07545205
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed May 30 00:12:14 2018 +0000 @@ -0,0 +1,78 @@ +/******************************************************************************* +* Copyright (C) 2018 Maxim Integrated Products, Inc., All Rights Reserved. +* +* Permission is hereby granted, free of charge, to any person obtaining a +* copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation +* the rights to use, copy, modify, merge, publish, distribute, sublicense, +* and/or sell copies of the Software, and to permit persons to whom the +* Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included +* in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES +* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +* OTHER DEALINGS IN THE SOFTWARE. +* +* Except as contained in this notice, the name of Maxim Integrated +* Products, Inc. shall not be used except as stated in the Maxim Integrated +* Products, Inc. Branding Policy. +* +* The mere transfer of this software does not imply any licenses +* of trade secrets, proprietary technology, copyrights, patents, +* trademarks, maskwork rights, or any other form of intellectual +* property whatsoever. Maxim Integrated Products, Inc. retains all +* ownership rights. +******************************************************************************* +*/ + +#include "mbed.h" +#include "max32630fthr.h" +#include "MAX20303.h" + +#include "USBSerial.h" + +MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3); + +DigitalOut rLED(LED1); +DigitalOut gLED(LED2); +DigitalOut bLED(LED3); + +I2C i2cBus(P3_4, P3_5); + +MAX20303 max20303_pmic(&i2cBus); + +// main() runs in its own thread in the OS +// (note the calls to Thread::wait below for delays) +int main() +{ + int32_t value = 0; + int ret, i; + char hwIdOk; + + DigitalOut rLED(LED1, LED_OFF); + DigitalOut gLED(LED2, LED_OFF); + DigitalOut bLED(LED3, LED_OFF); + + + bLED = LED_ON; + gLED = LED_ON; + + i2cBus.frequency(400000); + + hwIdOk = max20303_pmic.CheckPMICHWID(); + if (hwIdOk) + printf("Reading of the hardware ID is okay.\r\n"); + else { + bLED = LED_OFF; + gLED = LED_OFF; + rLED = LED_ON; + } + +} +