BU91R65CH-M
Contents
General Description ................................................................................................................................................................1
Features.................................................................................................................................................................................1
Key Specifications...................................................................................................................................................................1
Special Characteristics............................................................................................................................................................1
Applications............................................................................................................................................................................1
Package.................................................................................................................................................................................1
Contents.................................................................................................................................................................................2
Typical Application Circuit........................................................................................................................................................6
Block Diagram ........................................................................................................................................................................6
Terminal Description................................................................................................................................................................7
Recommended ITO Layout......................................................................................................................................................8
Terminal Resistance ..........................................................................................................................................................10
PAD Arrangement ................................................................................................................................................................. 11
Dimension ............................................................................................................................................................................12
PAD Coordinates ..................................................................................................................................................................13
Absolute Maximum Ratings (VSS = 0 V)................................................................................................................................15
Recommended Operating Conditions ....................................................................................................................................15
Electrical Characteristics .......................................................................................................................................................16
DC Characteristics.............................................................................................................................................................16
Oscillation Characteristics..................................................................................................................................................17
2-wire Serial Interface Characteristics ................................................................................................................................18
3-wire Serial Interface Characteristics ................................................................................................................................19
I/O Equivalence Circuit..........................................................................................................................................................20
MCU Interface ......................................................................................................................................................................21
START and STOP Condition (2-wire)..................................................................................................................................21
Acknowledge (ACK) (2-wire)..............................................................................................................................................21
Command / Display Data Transfer Method (2-wire).............................................................................................................22
Display Data Transfer Method (2-wire) ...............................................................................................................................23
Display Data Read-back Method (2-wire) ...........................................................................................................................24
Command Registers Read-back Method (2-wire)................................................................................................................25
Command / Display Data Transfer Method (3-SPI)..............................................................................................................26
Command Transfer Method (3-SPI)....................................................................................................................................26
Display Data Transfer Method (3-SPI) ................................................................................................................................27
Display Data Read-back Method (3-SPI) ............................................................................................................................28
Command Registers Read-back Method (3-SPI) ................................................................................................................28
OSC (Oscillator)....................................................................................................................................................................29
SYNC CTRL (Multi-chip Structure).........................................................................................................................................30
LCD Driver Voltage Generator / LCD Bias Selector ................................................................................................................33
POR and Reset Initialize Condition........................................................................................................................................33
Blink Control (Blink Timing Generator) ...................................................................................................................................33
Error Detection......................................................................................................................................................................34
Glass Breaking Detection...................................................................................................................................................35
Checksum Detection..........................................................................................................................................................37
Logic Error Detection.........................................................................................................................................................38
SEG / COM Toggle Detection.............................................................................................................................................39
Contact Resistance Check.................................................................................................................................................39
Command / Function List.......................................................................................................................................................40
Detailed Command Description .............................................................................................................................................40
1. Mode Set 1 (MODESET1)..............................................................................................................................................40
2. Address Set1 (ADSET1) ................................................................................................................................................41
3. Address Set2 (ADSET2) ................................................................................................................................................41
4. Sub Address Set (SADSET)...........................................................................................................................................41
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TSZ02201-0P3P0D301700-1-2
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08.Jan.2020 Rev.003
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