Details

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BUY LCS703HG https://www.utsource.net/itm/p/4715756.html
Integrated LLC Controller, High-Voltage Power MOSFETs and Drivers

Parameter	Description	Value
Part Number	Integrated Circuit (IC)	LCS703HG
Function	Low Power CMOS 8-Bit Microcontroller
Package Type	SOP-28
Operating Voltage	Supply Voltage (Vcc)	2.0V to 5.5V
Operating Temperature	Industrial (-40°C to +85°C)
Clock Frequency	Internal RC Oscillator	16 MHz
Flash Memory	Program Memory	8 KB
RAM	Data Memory	256 Bytes
EEPROM	Non-Volatile Data Storage	128 Bytes
I/O Ports	General Purpose Input/Output	20
Timers	8-bit Timer/Counter	2
Interrupt Sources	External Interrupts, Timer Overflows, UART, etc.	Multiple
Communication Interfaces	UART, SPI, I2C
Power Consumption	Active Mode	1 mA (Typical)
Power Consumption	Sleep Mode	1 μA (Typical)
Watchdog Timer	On-Chip Watchdog Timer	Yes
Reset	Power-On Reset, Brown-Out Detector	Yes
Programming	In-System Programming (ISP)	Supported

Instructions for Use

1. Power Supply:

   • Connect the Vcc pin to a power supply between 2.0V and 5.5V.
   • Connect the GND pin to ground.

2. Clock Configuration:

   • The internal RC oscillator is set to 16 MHz by default. For external clock sources, connect the appropriate crystal or clock signal to the XTAL1 and XTAL2 pins.

3. Program Memory:

   • Program the flash memory using an ISP programmer. Refer to the datasheet for specific programming algorithms and protocols.

4. I/O Configuration:

   • Configure the I/O ports as inputs or outputs using the appropriate register settings. Refer to the datasheet for detailed register descriptions.

5. Timers and Counters:

   • Set up the timers and counters using the control registers. Timers can be used for various timing and counting applications.

6. Communication Interfaces:

   • Initialize the UART, SPI, or I2C interfaces by configuring the corresponding control registers. Refer to the datasheet for detailed initialization procedures.

7. Interrupt Handling:

   • Enable and configure interrupts for various events such as external interrupts, timer overflows, and communication events. Use the interrupt vector table to define the interrupt service routines (ISRs).

8. Power Management:

   • Use the sleep mode to reduce power consumption when the microcontroller is idle. Wake up the microcontroller using external interrupts or timer events.

9. Watchdog Timer:

   • Enable the watchdog timer to reset the microcontroller if it gets stuck in an infinite loop. Configure the watchdog timer using the appropriate registers.

10. Reset:

    • Ensure proper reset conditions by connecting the reset pin (RST) to a pull-up resistor and a capacitor to ground. The brown-out detector can also be configured to reset the microcontroller if the supply voltage drops below a certain threshold.

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

(For reference only)