Details

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BUY MSP430F2112IRHBR https://www.utsource.net/itm/p/11251156.html

Parameter	Description	Value
Device	Microcontroller	MSP430F2112IRHBR
Package	Type	TSSOP-20 (20-pin Thin Shrink Small Outline Package)
Operating Voltage (Vcc)	Supply Voltage Range	1.8V to 3.6V
Operating Temperature	Industrial Range	-40°C to +85°C
Clock Frequency	Maximum Clock Frequency	16 MHz
Flash Memory	Size	8 KB
RAM	Size	256 B
ADC	Analog-to-Digital Converter	10-bit, 8 channels
Timer(s)	Timer Modules	2 x 16-bit Timer (TA0, TA1)
Communication Interfaces	Supported Protocols	UART, SPI, I2C
Interrupts	Number of Interrupt Vectors	19
I/O Pins	General Purpose Input/Output	16
Power Consumption	Active Mode	165 μA/MHz
Low Power Modes	Available Modes	LPM0, LPM1, LPM2, LPM3, LPM4
Wake-up Time	From LPM3	5 μs (typical)
Package Marking	Identification	MSP430F2112IRHBR

Instructions for Use:

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the range of 1.8V to 3.6V.
   • Connect the Vcc pin to the positive power supply and the GND pin to the ground.

2. Clock Configuration:

   • The device supports both internal and external clock sources. For external clocks, connect the crystal or oscillator to the XIN and XOUT pins.
   • Configure the clock source using the Clock System Control (CS) registers.

3. Programming:

   • Use a compatible programmer such as the MSP-FET430UIF to program the flash memory.
   • Ensure the JTAG or Spy-Bi-Wire interface is correctly connected for programming and debugging.

4. Pin Configuration:

   • Configure the I/O pins as input or output using the Port Control (P1DIR, P2DIR) registers.
   • Set the pull-up or pull-down resistors if needed using the Port Resistor Enable (P1REN, P2REN) registers.

5. ADC Configuration:

   • Initialize the ADC module by configuring the ADC Control (ADC10CTL0, ADC10CTL1) registers.
   • Select the input channel and start the conversion using the appropriate control bits.

6. Timer Configuration:

   • Set up the timer modules (TA0, TA1) by configuring the Timer Control (TACTL, TACCTLx) registers.
   • Choose the mode of operation (up, continuous, etc.) and set the period.

7. Communication Interfaces:

   • Configure the UART, SPI, or I2C interfaces by setting up the corresponding control registers (e.g., UCA0CTL0, UCA0CTL1 for UART).
   • Ensure the baud rate and other parameters are correctly set for the desired communication protocol.

8. Interrupt Handling:

   • Enable interrupts by setting the appropriate bits in the Interrupt Enable (IE) registers.
   • Write interrupt service routines (ISRs) to handle specific events and map them to the correct interrupt vectors.

9. Low Power Modes:

   • Enter low power modes (LPM0 to LPM4) by setting the CPUOFF bit in the Status Register (SR).
   • Use the Low Power Mode Wake-up (LPMW) instruction to wake up from low power modes based on specific events.

10. Debugging:

    • Use the JTAG or Spy-Bi-Wire interface for debugging purposes.
    • Set breakpoints and monitor variables using a compatible IDE or debugger.

For detailed information and specific register settings, refer to the MSP430F2112 datasheet and user guide.

(For reference only)