Details

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BUY LC4128V-27TN100C https://www.utsource.net/itm/p/12591814.html

Parameter	Value	Unit
Product Type	CMOS LCD Controller	-
Package	TSSOP	-
Pin Count	28	-
Operating Voltage	2.7 to 5.5	V
Operating Temperature	-20 to +70	°C
Storage Temperature	-40 to +85	°C
Maximum Clock Frequency	10	MHz
Interface	4/8-bit Parallel	-
Display Memory	64 x 132	dots
Power Consumption (Typ.)	2.0	mW
Power Consumption (Max.)	3.0	mW
Driver Output	160-segment, 1/28 duty	-
Character Set	CGROM: 192 characters	-
Custom Character Capacity	64 custom characters	-
Duty Ratio	1/4, 1/5, 1/6, 1/8	-
Bias Ratio	1/3, 1/4	-

Instructions for Using LC4128V-27TN100C

1. Power Supply:

   • Connect the Vcc pin to a power supply between 2.7V and 5.5V.
   • Connect the GND pin to ground.

2. Initialization:

   • Apply a reset signal to the RST pin to initialize the controller.
   • Set the function register using the Function Set command to configure the interface data length, number of display lines, and font size.

3. Display Control:

   • Use the Display On/Off Control command to turn the display on or off.
   • Use the Cursor On/Off Control command to control the cursor and blink settings.

4. Data Transfer:

   • Use the 4-bit or 8-bit parallel interface to send commands and data to the controller.
   • Ensure the E (Enable) pin is used to latch the data into the controller.

5. Addressing:

   • Use the Set DDRAM Address command to set the address of the display data RAM (DDRAM).
   • Use the Read/Write DDRAM commands to read from or write to the DDRAM.

6. Custom Characters:

   • Define custom characters by writing to the CGRAM (Character Generator RAM).
   • Use the Set CGRAM Address command to set the address of the CGRAM.
   • Write the custom character data using the Write CGRAM command.

7. Temperature Compensation:

   • For optimal performance, ensure the operating temperature is within the specified range (-20°C to +70°C).

8. Power Management:

   • To reduce power consumption, use the Entry Mode Set command to set the display in a low-power mode when not in use.

9. Timing Considerations:

   • Follow the timing diagrams provided in the datasheet to ensure proper communication with the controller.
   • Ensure the maximum clock frequency does not exceed 10 MHz.

10. Storage:

    • Store the device in a dry environment and avoid exposing it to temperatures outside the storage temperature range (-40°C to +85°C).

(For reference only)