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TM028HDZP01
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MODEL VERSION: SPEC VERSION : ISSUED DATE: □Preliminary Specification ■Final Product Specification TIANMA Confirmed : Prepared by Junqin_li Xiaonan_han Xujian_pei Lizhi_zhang This technical specification is subjected to change without notice The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page

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The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 2 of 28

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Issued Date Preliminary Specification Release Final Spec Release Editor Zhixian_Li Yanzhong_kong The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 3 of 28

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General Specifications Feature Display Spec. Mechanical Characteristics Electrical Characteristics Size Resolution Technology Type Pixel Configuration Pixel pitch(mm) Display Mode Surface Treatment Viewing Direction LCM (W x H x D) (mm) Active Area(mm) With /Without TSP Matching Connection Type LED Numbers Interface Color Depth Driver IC Spec 2.8 240(RGB)x320 a-Si R.G.B. Vertical Stripe 0.18X0.18 Normally Back HC ALL 48.40 x 69.20x 2.20 43.20× 57.60 Without TSP ZIF 4-Parallel white LED MCU 8/16 bit / 4-wire SPI 65K/262K ST7789VI Note 1: Viewing direction for best image quality is different...

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Input/Output Terminals Backlight anode Backlight cathode Backlight cathode Backlight cathode Backlight cathode Power Supply for Analog Power Supply for I/O System Interface mode select. Interface mode select. Reset pin,Signal is active low. Read enable in 8080 MCU parallel interface. SPI interface input pin. The data is latched on the rising edge of the SCL signal. SPI interface output pin. The data is output on the falling edge of the SCL signal. data input data input data input data input Chip select signal. Low: chip can be accessed; High: chip cannot be accessed. Display data/command...

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data input data input data input data input data input data input data input data input data input data input data input data input Tearing effect signal is used to synchronize MCU to frame memory Note1: Interface mode select IM123=0,IM0=1 : MCU-16bit, DB[15:0] IM123=0,IM0=0 : MCU-8bit, DB[7:0] IM123=1, IM0=0: 4-line 8bit serial. — I/O definition：I --- Input; O --- Output; I/O --- Input/Output; P --- Power; N No connection Absolute Maximum Ratings GND=0V Item Power Voltage The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be...

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Logic Supply voltage Logic Input voltage Logic Output Voltage Operating Temperature Storage Temperature Absolute Maximum Ratings , Note1: Input/output voltage include DB0~DB4, DB5~DB10, DB11~DB15, RESET,CS, DCX ,RD WR,SDA,SDO, FMARK, IM123,IM0. The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 7 of 2

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Electrical Characteristics MODULE BLOCK DIAGRAM Vcom &Tcon Grayscale Manipulation Voltage The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 8 of 28

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Supply voltage for logic Logic Supply voltage High Level High Level Input Signal Voltage Output Voltage Power Consumption White Mode (60Hz) Back Light Table 4.1 LCD module electrical characteristics Note1:IOVCC≤VCC Note2:under white pattern,VCC=IOVCC=3.3.different product will be different , for reference only. 4.3 Backlight Unit Item Forward Current Forward Voltage Operating Life Time Remark For each LED For each LED For each LED CIRCUIT DIAGRAM (If=20mA / Vf=3.0V TYP) Note 2: LED: VF =3.0V IF =20mA Note 3: IF is defined for one LED. ℃ Optical performance should be evaluated at Ta=25 only....

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Timing Chart 5.1 8080 Series MCU Parallel Interface Characteristics: 16/8-bit Bus Figure 1 Parallel Interface Timing Characteristics (8080-Series MCU Interface) The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 10 of 28

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8080 Parallel Interface Characteristics The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 11 of 28

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Note1: The rising time and falling time (Tr, Tf) of input signal and fall time are specified at 15 ns or less. Logic high and low levels are specified as 30% and 70% of IOVCC for Input signals. Note2: VDDI=IOVCC,CSX=CS,WRX=WR,RDX=RD 5.2 Serial Interface Characteristics (4-line serial) Figure 4 4-line serial Interface Timing Characteristics The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 12...

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Table2 4-line serial Interface Characteristics Note : The rising time and falling time (Tr, Tf) of input signal are specified at 15 ns or less. Logic high and low levels are specified as 30% and 70% of IOVCC for Input signals. Note2: CSX=CS,DOUT=SDO Reset Timing RESX=RESET Figure 5 Reset Timing The information contained herein is the exclusive property of TIANMA MICRO-ELECTRONICS Corporation and shall not be distributed, reproduced, or disclosed in whole or in part without prior written permission of TIANMA MICRO-ELECTRONICS Corporation. Page 13 of 28

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TM028HDZP01 1 / 28Pages

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TM028HDZP01
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