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AN.No.G121600N000-3D0E

- 17 -

(2)  Display start line

DB

0

Code

D/I

DB

7

1

1

A

A

A

A

A

A

R/W

0

0

Upper bits

Lower bits

Sets the display data RAM line address expressed with binary AAAAAA in the display start line

register.  When displaying the content of the display data RAM, the display data on the line addresses

which are set in the register is displayed on the top line on the LCD screen.  For address

configuration inside the display data, refer to Figure 6.   Figure 8 shows display examples of start

lines 0 to 3

Figure 8  Relationship Between Display Start Lines and Displays

Display start line=0

COM1

COM2

COM3

COM4

COM5

COM6

COM7

COM8

COM9

COM10

    -

    -

    -

COM59

COM60

COM61

COM62

COM63

COM64

COM1

COM2

COM3

COM4

COM5

COM6

COM7

COM8

COM9

COM10

    -

    -

    -

COM59

COM60

COM61

COM62

COM63

COM64

Display start line=1

Display start line

 

=2

COM1

COM2

COM3

COM4

COM5

COM6

COM7

COM8

COM9

COM10

    -

    -

    -

COM59

COM60

COM61

COM62

COM63

COM64

COM1

COM2

COM3

COM4

COM5

COM6

COM7

COM8

COM9

COM10

    -

    -

    -

COM59

COM60

COM61

COM62

COM63

COM64

Display start line=3

Summary of Contents for G1216

Page 1: ...AN No G121600N000 3D0E LIQUID CRYSTAL DISPLAY MODULE G 1 2 1 6 0 0 N 0 0 0 USER S MANUAL Seiko Instruments Inc...

Page 2: ...Instruments Inc Please read through this manual before operating the product Distribution of this manual to third parties for any purpose other than operation of the product is prohibited The descript...

Page 3: ...anel Life Time 4 1 8 Dimensions 5 2 CIRCUIT CONFIGURATION 2 1 Block Diagram 6 2 2 Segment Drivers HD61202 6 2 3 Common Driver HD61203 12 2 4 Bias Voltage Generator 12 3 OPERATING INSTRUCTIONS 3 1 Term...

Page 4: ...ent Incorporating a display RAM and a display timing signal generator into the G1216 allows for direct connection with the MPU circuit without using an LCD controller 1 2 Features 128 64 full dot matr...

Page 5: ...m 55 01 27 49 Dot dimensions H V mm 0 4 0 4 Dot pitch H V mm 0 43 0 43 Weight g 35 max H Horizontal V Vertical T Thickness max 1 5 Electrical Characteristics VDD 5 V 5 VSS 0 V Ta 20 C to 70 C Input vo...

Page 6: ...ontrast 25 C 25 C 1 2 2 1 1 2 2 1 Viewing angle Measuring instrument Canon illuminometer LC 3S 1 64 duty 1 9 bias fFRM 71 4 Hz Vopr VDD VLC LED backlight OFF Item Sym Conditions Remark Min Temp Typ Ma...

Page 7: ...l Note Measurement must be made using a transmissive LCD panel Vopr 1 fFRM Note 4 Definition of response time Note 3 Definition of contrast C Brightness reflection Dark Light Brightness V Non selected...

Page 8: ...FGND NC NC Data bus MSB Chip select 1 Chip select 2 Reset Read Write Data Instruction Enable Frame ground1 I O terminal functions Unit mm General dimensional tolerance 0 5 11 12 13 14 15 16 17 18 19...

Page 9: ...e Vf Segment Driver 2 Common Driver Bias Voltage Generator FRM M CL2 1 2 64 64 Figure 2 Block Diagram 2 2 Segment Drivers HD61202 The segment driver is a 64 drive output CMOS IC The G1216 is driven wi...

Page 10: ...ter Z Address Counter Display Start Line Register Busy Flag Display Data RAM 4096 bit CS R W D I DB0 to DB7 E LC Driver Display ON OFF M FRM CL 1 RST Input Register Output Register Display Data Latch...

Page 11: ...e Chip Select is not selected the internal condition remains unchanged and instruction will not be executed even when changing the signal of the input terminals excluding the RST reset terminal Note t...

Page 12: ...1 N address data D I R W E Address Output Register DB0 to DB7 Busy Check Busy Check Data Read N address data Busy Check Data Read N 1 address data Figure 4 Read Timing 2 Busy flag The status when bus...

Page 13: ...which indicates the display start on the screen 5 Z address counter The Z address counter generates the address to output the display data synchronized with the common signal This is a 6 bit counter...

Page 14: ...M4 COM5 COM6 COM7 COM8 COM9 Display pattern Display start line 0 Segment driver output Y1 to Y64 Data inside display RAM 1 0 0 0 Line 0 Line 1 Line 2 Line 62 Line 63 Common driver output X1 to X64 Lin...

Page 15: ...al and timing signals LC AC drive control and one frame timing signal necessary for the LC display and controls the display by supplying the timing signals to the segment drivers 2 4 Bias voltage gene...

Page 16: ...ndicates that the data in DB0 to DB7 is the instruction code CS1 CS2 2 Input MPU Chip select input Data input and output is possible under the following status Terminal No Status RST 1 Input MPU Reset...

Page 17: ...me Data delay time Data hold time during write Data hold time during read Note unit Max Typ Min Symbol Item tf tCYC tCYC R W 2 4V 0 4V tDDR tDHR tAH tAH 2 0V 0 8V tAS tAS 2 0V 0 8V tDHW tDSW tAS tAS 2...

Page 18: ...t be accepted Execute other instructions after confirming that DB4 0 reset release and DB7 0 ready using the status read instruction The power conditions for power on initial setup are as follows Item...

Page 19: ...d internal status in the display RAM remain unchanged 1 ON 0 OFF Determines the RAM line to be displayed on the top line COM1 on the display Sets the X address of the RAM page in the X address page re...

Page 20: ...uration inside the display data refer to Figure 6 Figure 8 shows display examples of start lines 0 to 3 Figure 8 Relationship Between Display Start Lines and Displays Display start line 0 COM1 COM2 CO...

Page 21: ...f display data RAM and X address is shown in Figure 9 4 Y address set DB0 Code D I DB7 0 1 A A A A A A R W 0 0 Upper bits Lower bits The display data RAM Y address which is expressed with binary AAAAA...

Page 22: ...ET 1 and instructions other than the Status Read instruction are not accepted When RESET 0 initialization is completed and operation status is normal 6 Display data write DB0 Code D I DB7 D D D D D D...

Page 23: ...o the value at which the best contrast Cmax is obtained A contrast adjustment circuit example is shown below Figure 10 Contrast Adjustment Vopr VDD VLC Temperature C Voltage Vopr 20 13 5 0 13 0 25 12...

Page 24: ...e leaving a small gap between the display surface and transparent plate Module Exterior face Screw Example Transparent plate Small gap Design the system so that no input signal is given unless the pow...

Page 25: ...n 2 D Definition of contrast 4 Definition of response time 4 Definition of viewing angles 3 Display data RAM 1 7 8 10 11 16 17 18 19 Display data read 16 19 Display data write 16 19 Display ON OFF 7 1...

Page 26: ...example 20 Power supply voltage 2 6 21 R Recommended LC drive voltage 20 Reset 6 8 13 15 Response time 3 S Segment driver 6 7 Status read 8 9 15 16 19 Storage 21 Storage humidity 2 Storage temperature...

Page 27: ...orrance Calif 90505 USA Phone 310 517 7770 FAX 310 517 7792 Seiko Instruments GmbH Siemensstrasse 9b 63263 Neu Isenburg Germany Phone 49 6102 297 0 FAX 49 6102 297 222 Seiko Instruments H K Ltd Sales...

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