The maximum operating temperature range for the MSP430F5229IRGCR is -40°C to 85°C, but it can be extended to -40°C to 105°C with some limitations on the clock frequency and supply voltage.
To configure the MSP430F5229IRGCR for low-power operation, you can use the Power Management Module (PMM) to control the power modes, such as LPM3 (Low Power Mode 3) or LPM4 (Low Power Mode 4), and adjust the clock frequency and supply voltage accordingly. You can also use the Brown-Out Reset (BOR) to detect and respond to voltage drops.
The maximum clock frequency for the MSP430F5229IRGCR is 25 MHz, but it can be adjusted to lower frequencies using the Digital Frequency Locked Loop (DFLL) or the Internal Very Low Power Low Frequency Oscillator (VLO).
The USCI on the MSP430F5229IRGCR can be configured as a UART, SPI, or I2C interface. You can use the USCI module to communicate with external devices, such as sensors, displays, or other microcontrollers. You need to configure the USCI module using the USCI registers and enable the clock signal for the interface.
The JTAG (Joint Test Action Group) interface on the MSP430F5229IRGCR is used for debugging and programming the device. It allows you to connect a JTAG debugger or programmer to the device and perform tasks such as flashing the firmware, debugging code, and monitoring system states.
MSP430F5229IRGCR datasheet
by Texas Instruments
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