Details

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BUY XCR3256XL-10TQG144C https://www.utsource.net/itm/p/12444346.html

Parameter	Description	Value
Device Type	High-Speed CMOS Microcontroller with Flash Memory	XCR3256XL-10TQG144C
Package	TQFP (Thin Quad Flat Package)	144-Pin
Operating Voltage	Supply Voltage Range	2.7V to 5.5V
Clock Frequency	Maximum Clock Frequency	32 MHz
Flash Memory	On-chip Flash Memory Size	32 KB
RAM	On-chip RAM Size	2 KB
Programmable I/Os	Number of Programmable I/O Pins	108
Timers/Counters	Number of Timers/Counters	3
Serial Communication	Serial Communication Interfaces	UART, SPI, I2C
ADC	Analog-to-Digital Converter (ADC) Channels	10-bit, 8 channels
DAC	Digital-to-Analog Converter (DAC) Channels	8-bit, 2 channels
Watchdog Timer	Watchdog Timer	Yes
Power Management	Low Power Modes	Sleep, Deep Sleep, Standby
Temperature Range	Operating Temperature Range	-40°C to +85°C
Programming	Programming Interface	In-System Programming (ISP)
Package Dimensions	Package Size	20 mm x 20 mm x 1.4 mm
Lead Finish	Lead Finish	Tin (Sn)

Instructions for Use

1. Power Supply:

   • Connect the VCC pin to the power supply (2.7V to 5.5V).
   • Connect the GND pin to the ground.

2. Clock Configuration:

   • Use an external crystal or oscillator connected to the XTAL1 and XTAL2 pins for clock generation.
   • Alternatively, configure the internal RC oscillator for lower precision applications.

3. I/O Configuration:

   • Configure the I/O pins as input or output using the appropriate register settings.
   • Use pull-up or pull-down resistors as needed for input pins.

4. Serial Communication:

   • Configure the UART, SPI, or I2C interfaces using the respective control registers.
   • Ensure proper level shifting if interfacing with different voltage levels.

5. Analog-to-Digital Conversion:

   • Initialize the ADC module and select the channel to be sampled.
   • Start the conversion and read the result from the ADC data register.

6. Digital-to-Analog Conversion:

   • Initialize the DAC module and set the desired output value.
   • The DAC outputs can be used to generate analog signals.

7. Timers/Counters:

   • Configure the timers/counters using the control registers.
   • Set up interrupts or compare matches as required.

8. Watchdog Timer:

   • Enable the watchdog timer to reset the microcontroller if the software gets stuck.
   • Periodically refresh the watchdog timer to prevent a reset.

9. Low Power Modes:

   • Enter sleep, deep sleep, or standby modes to reduce power consumption.
   • Use wake-up sources such as interrupts or timer events to exit low power modes.

10. Programming:

    • Use an ISP programmer to program the flash memory.
    • Follow the programming algorithm provided in the device datasheet.

11. Handling and Storage:

    • Handle the device with care to avoid electrostatic discharge (ESD).
    • Store the device in a dry and cool environment to prevent moisture damage.

For detailed information, refer to the device datasheet and application notes provided by the manufacturer.

(For reference only)