PCF8548

INTEGRATED CIRCUITS DATA SHEET PCF8548 65 × 102 pixels matrix LCD driver Product specification Supersedes data of 1999 Mar 22 File under Integrated Circuits, IC12 1999 Aug 16 Philips Semiconductors Product specification 65 × 102 pixels matrix LCD driver CONTENTS 1 2 3 3.1 4 5 6 7 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 7.9 7.10 7.11 7.12 7.13 8 8.1 8.2 8.3 8.4 8.5 8.6 9 10 10.1 10.2 11 11.1 11.1.1 11.1.2 11.1.3 11.1.4 11.2 FEATURES APPLICATIONS GENERAL DESCRIPTION Packages ORDERING INFORMATION BLOCK DIAGRAM PINNING PIN FUNCTIONS R0 to R64: row driver outputs C0 to C101: column driver outputs VSS1 and VSS2: negative power supply rails VDD1 to VDD3: positive power supply rails VLCDIN: LCD power supply VLCDOUT: LCD power supply VLCDSENSE: voltage multiplier regulation input (VLCD) T1 to T12: test pads SDAIN and SDAOUT: I2C-bus data lines SCL: I2C-bus clock signal SA0: slave address OSC: oscillator RES: reset BLOCK DIAGRAM FUNCTIONS Oscillator I2C-bus interface Display control logic Display Data RAM (DDRAM) Timing generator LCD row and column drivers INITIALIZATION ADDRESSING Display data RAM structure RAM access I2C-BUS INTERFACE Characteristics of the I2C-bus Bit transfer START and STOP conditions System configuration Acknowledge I2C-bus protocol 12 12.1 12.2 12.2.1 12.2.2 12.2.3 12.2.4 12.2.5 12.3 12.3.1 12.4 12.4.1 12.4.2 12.5 12.6 12.7 12.7.1 12.8 12.9 12.10 13 14 15 16 17 18 19 20 21 22 23 24 25 26 INSTRUCTIONS External reset (RES) Function set Power-Down (PD) V H MX MY Display ...