/* * Copyright (c) 2023, Texas Instruments Incorporated * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * * Neither the name of Texas Instruments Incorporated nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * ============ ti_msp_dl_config.c ============= * Configured MSPM0 DriverLib module definitions * * DO NOT EDIT - This file is generated for the MSPM0G350X * by the SysConfig tool. */ #include "ti_msp_dl_config.h" /* * ======== SYSCFG_DL_init ======== * Perform any initialization needed before using any board APIs */ SYSCONFIG_WEAK void SYSCFG_DL_init(void) { SYSCFG_DL_initPower(); SYSCFG_DL_GPIO_init(); /* Module-Specific Initializations*/ SYSCFG_DL_SYSCTL_init(); SYSCFG_DL_I2C_init(); SYSCFG_DL_CRC_init(); } SYSCONFIG_WEAK void SYSCFG_DL_initPower(void) { DL_GPIO_reset(GPIOA); DL_GPIO_reset(GPIOB); DL_I2C_reset(I2C_INST); DL_CRC_reset(CRC); DL_GPIO_enablePower(GPIOA); DL_GPIO_enablePower(GPIOB); DL_I2C_enablePower(I2C_INST); DL_CRC_enablePower(CRC); delay_cycles(POWER_STARTUP_DELAY); } SYSCONFIG_WEAK void SYSCFG_DL_GPIO_init(void) { DL_GPIO_initPeripheralInputFunctionFeatures( GPIO_I2C_IOMUX_SDA, GPIO_I2C_IOMUX_SDA_FUNC, DL_GPIO_INVERSION_DISABLE, DL_GPIO_RESISTOR_PULL_UP, DL_GPIO_HYSTERESIS_DISABLE, DL_GPIO_WAKEUP_DISABLE); DL_GPIO_initPeripheralInputFunctionFeatures( GPIO_I2C_IOMUX_SCL, GPIO_I2C_IOMUX_SCL_FUNC, DL_GPIO_INVERSION_DISABLE, DL_GPIO_RESISTOR_PULL_UP, DL_GPIO_HYSTERESIS_DISABLE, DL_GPIO_WAKEUP_DISABLE); DL_GPIO_enableHiZ(GPIO_I2C_IOMUX_SDA); DL_GPIO_enableHiZ(GPIO_I2C_IOMUX_SCL); } SYSCONFIG_WEAK void SYSCFG_DL_SYSCTL_init(void) { //Low Power Mode is configured to be SLEEP0 DL_SYSCTL_setBORThreshold(DL_SYSCTL_BOR_THRESHOLD_LEVEL_0); DL_SYSCTL_setSYSOSCFreq(DL_SYSCTL_SYSOSC_FREQ_BASE); /* Set default configuration */ DL_SYSCTL_disableHFXT(); DL_SYSCTL_disableSYSPLL(); } static const DL_I2C_ClockConfig gI2CClockConfig = { .clockSel = DL_I2C_CLOCK_BUSCLK, .divideRatio = DL_I2C_CLOCK_DIVIDE_1, }; SYSCONFIG_WEAK void SYSCFG_DL_I2C_init(void) { DL_I2C_setClockConfig(I2C_INST, (DL_I2C_ClockConfig *) &gI2CClockConfig); DL_I2C_disableAnalogGlitchFilter(I2C_INST); /* Configure Controller Mode */ DL_I2C_resetControllerTransfer(I2C_INST); /* Set frequency to 100000 Hz*/ DL_I2C_setTimerPeriod(I2C_INST, 31); DL_I2C_setControllerTXFIFOThreshold(I2C_INST, DL_I2C_TX_FIFO_LEVEL_BYTES_1); DL_I2C_setControllerRXFIFOThreshold(I2C_INST, DL_I2C_RX_FIFO_LEVEL_BYTES_1); DL_I2C_enableControllerClockStretching(I2C_INST); /* Configure Interrupts */ DL_I2C_enableInterrupt(I2C_INST, DL_I2C_INTERRUPT_CONTROLLER_ARBITRATION_LOST | DL_I2C_INTERRUPT_CONTROLLER_NACK | DL_I2C_INTERRUPT_CONTROLLER_RXFIFO_TRIGGER | DL_I2C_INTERRUPT_CONTROLLER_RX_DONE | DL_I2C_INTERRUPT_CONTROLLER_TX_DONE); /* Enable module */ DL_I2C_enableController(I2C_INST); } SYSCONFIG_WEAK void SYSCFG_DL_CRC_init(void) { DL_CRC_init(CRC, DL_CRC_16_POLYNOMIAL, DL_CRC_BIT_NOT_REVERSED, DL_CRC_INPUT_ENDIANESS_LITTLE_ENDIAN, DL_CRC_OUTPUT_BYTESWAP_DISABLED); DL_CRC_setSeed16(CRC, CRC_SEED); }