PCF2119VU-2-F2 Ver la hoja de datos (PDF) - NXP Semiconductors.

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PCF2119VU-2-F2

LCD controllers/drivers

NXP Semiconductors. 

NXP Semiconductors

PCF2119x

LCD controllers/drivers

i2c_write(0x06); // 00110

i2c_stop();

// Until here the definition of the character and writing it into the CGRAM. Now it

// still needs to be displayed. See below.

// PCF2119, setting of proper display modes

startI2C();

// PCF2119 slave address for write, SA0 is connected to Vdd

SendI2CAddress(0x70);

// MSB (Continuation bit Co) = 0, more than one byte may follow. Bit6, RS=0, next byte

// is command byte

i2c_write(0x00);

// 2 lines x 16, 1/18 duty, extended instruction set. Next byte will be another

// command.

i2c_write(0x25);

// Set display configuration to right to left, column 80 to 1. Row data displ. top to

// bottom,1 to 16.

i2c_write(0x06);

// Set to character mode, full display, icon blink disabled

i2c_write(0x08);

// Set voltage multiplier to 2

i2c_write(0x40);

// Set Vlcd and store in register VA

i2c_write(0xA0);

// Change from extended instruction set to basic instruction set

i2c_write(0x24);

// Display control: set display on, cursor off, no blink

i2c_write(0x0C);

// Entry mode set, increase DDRAM after access, no shift

i2c_write(0x06);

// Return home, set DDRAM address 0 in address counter

i2c_write(0x02);

// Clear entire display, set DDRAM address to 0 in address counter

i2c_write(0x01);

// Repeated Start condition because RS needs to be changed from 0 to 1

startI2C();

SendI2CAddress(0x70);

// RS=1, next byte is data

i2c_write(0x40);

// Write the character at address 0, which is the previously defined Euro currency

// character

i2c_write(0x00);

i2c_stop();

PCF2119X_5

Product data sheet

Rev. 05 — 13 August 2009

© NXP B.V. 2009. All rights reserved.

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