Surenoo STP0280C2-240320 Series TFT LCD Panel User Manual

June 3, 2024
Surenoo

STP0280A2-240320 Series
TFT LCD PANEL
USER MANUAL

STP0280B1-240320 Series TFT LCD Panel

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General Description

MODEL NO STP0280C2-240320 YT280S002
Display Mode Transmissive
Display Format Graphic 240RGB*320 Dot-matrix 240xRGBx32
Input Data 4 Line-SPI interface
Viewing Direction 12 o’clock
Drive ST7789V

Mechanical Specification

Item Specifications Unit
Dimensional outline 50.00(W)69.20(H)2.60(T) (NTP) 50.00(W)69.20(H)3.80(T)
(RTP) (FPC not include) mm
Resolution 240RGB*320 dots
LCD Active area 36.72(W)*48.96 (H) mm
Pixel size 0.153W)*0.153(H) mm

Pin

|

Description

---|---
1| OBO
2| DB1
3| DB2
4| DB3
5| GND
6| VDDI
7| CSX
8| DCX
9| WRX
10| RDX
11| NC
12| XL/X-
13| YU/Y-
14| XR/X+
15| YD/Y+
16| LEDA
17| LEDK1
18| LEDK2
19| LEDK3
20| LEDK4
21| TE
22| DB4
23| DB8
24| DB9
25| DB10
26| DR11
77| DB12
28| DB13
29| DB14
30| DB15
31| RESX
32| VDD
33| VDDI
34| GND
35| DB5
36| DB6
37| DB7

NOTES:

  1. DISPLAY TYPE:TFT
  2. OPERATING TEMP: -20°C~70°C
  3. STORAGE TEMP: -30°C~80°C
  4. LCD DRIVER: COG(IC:ST7789V);
  5. BACKLIGHT: 4 CHIP-WHITE LED(Parellel)
  6. GENERAL TOLERANCE:±0.20
  7. ROHS
SHENZHEN SUREN00 TECHNOLOGY CO.,LTD. Third Perspective:
Product number: STP0320A2-240320 (YT280S002)
Part Model: LCM Outline
Version: v0.0
date: 2018.08.16
UNMRKED TOLERANCE:+0.20 mm page number:

Electrical Maximum Ratings

Item Symbol Min Max Unit Note
Supply voltage(VDDI) V 1.8 3.3 V
Supply voltage(VDD) V 2.8 3.3 V
Operating temperature 工 TOPR -20 70
Storage temperature TSTR -30 80

※NOTE: VDDI and VDD can be directly connected together and share a set of voltage (2.8V~3.3V) for power supply.

Brightness characteristic&Power dissipation

Item Symbol Min Typical Max Unit
LED module Forward voltage VLED 2.9 3.1 3.3 V
LED module current ILED 60 mA
LCD Surface Luminance LS 250 300 Cd/m²
LCM Surface brightness uniform LD 80 %
LCD power dissipation PLCD 0.22 W

*※NOTE:PLCD=VDD (ILED+ILCD)**

Module Function Description

PIN No. Symbol Description Notes
4-Jan DB0-DB3 MCU parallel interface data bus.
5 GND Ground
6 VDDI Power Supply for I/0 System.
7 CSX -Chip selection pin

Low enable.
High disable.| –
8| DCX| -Display data/command selection pin in parallel interface.
DCX=’1’: display data or parameter.
DCX=’0’: command data| –
9| WRX| -Write enable in MCU parallel interface.| –
10| RDX| -Read enable in 8080 MCU parallel interface.
-If not used, please fix this pin at VDDI or GND.| –
11| NC| No connection| –
12| XL(X-)| Touch panel Logical foot| –
13| YU(Y-)| Touch panel Logical foot| –
14| XR(X+)| Touch panel Logical foot| –
15| YD(Y+)| Touch panel Logical foot| –
16| LEDA| Anode of Backlight (2.9V-3.3V Typical:3.1V)| –
17| LEDK1| Cathode of Backlight| –
18| LEDK2| Cathode of Backlight| –
19| LEDK3| Cathode of Backlight| –
20| LEDK4| Cathode of Backlight| –
21| TE| Tearing effect signal is used to synchronize MCU to frame memory| –
22| DB4| MCU parallel interface data bus.| –
23-30| DB8-DB15| MCU parallel interface data bus| –
31| RESX| -This signal will reset the device and it must be applied to properly initialize the chip.
-Signal is active low.| –
32| VDD| Power Supply for Analog, Digital System and Booster Circuit.| –
33| VDDI| Power Supply for I/O System.| –
34| GND| Ground| –
35-37| DB5-DB7| MCU parallel interface data bus.| –

Figure 6-1: Display screen Bit parallel port reference application circuit STP0280C2 MCU-8
Figure 6-2: Display screen Bit parallel port reference application circuit STP0280C2 MCU-8

Figure 6-3: Touch screen reference application circuit

※NOTE:

  1. If it is a version without touch, refer to the attached circuit in Figure 6-1, and hang the four touch pins XL, YU, XR, and YD of the display in the air That’s it.
  2. For the version with touch, refer to Figure 6-2 Touch Application Connection Circuit.

Response time&Contrast ratio

Item Symbol Condition Remark Unit
Min. Typ. Max.
Response time Tr+Tf θ = 0º 25
Contrast ratio CR θ = 0º 350 500

Surenoo STP0280A2 240320 Series TFT LCD Panel - 5 Response time graph Contrast calculation formula

Viewing Angle

Item Symbol Condition Remark Unit
Min. Typ. Max.
Viewing angle I op CR ≥ 10 40 50
Bottom CI ≥ 10 55 65
Left CR ≥ 10 55 65
Right CR ≥ 10 55 65

Surenoo STP0280A2 240320 Series TFT LCD Panel - 6

NOTE: The angle of view of 3 o’clock, 6 o’clock, 9 o’clock, and 12 o’clock refers to the angle (0) between the lines perpendicular to the surface of the screen and the line of sight of the eye.

Reliability Trial

NO. ITEM CONDITION CRITERION
1 High Temperature Non-Operating Test 80°C *120Hrs No Defect Of Operational

Function In Room Temperature Are Allowable
2| Low Temperature Non-Operating Test| -30 C120Hrs
3| High Temperature/Humidity Non Operating Test| 60°C
90%RH120Hrs
4| High Temperature Operating Test| 70 C
72Hrs
5| Low Temperature Operating Test| 20°C 72Hrs
6| 1 hermal Shock Test| -20 °C (30Min) Q 70 °C (30Min)
10CYCLES

Inspection standards

10.1 Glass defect

NO Defect item Criteria Remark
1 Dimension Unconformity (Major defect) By Engineering Drawing
2 Cracks (Major defect) 1. Linear cracks panel 【Reject】
2. Nonlinear crack contrast by limited sample
3 Glass extrude the conductive area (minor defect) a: disregards and no

influence assemblage.

  1. b≤1/3Pin width(non bonding area) 【Accept】
    2)bonding area≤0.5mm 【Accept】| A: Length, b: Width
    4| Pin-side ,conductive area damaged (minor defect)| (a c: disregards) b≤1/3of effective length for
    bonding electrode 【Accept】| a: length, b: Width, c: Thickness

---|---|---|---
5| Pin-side,non-conductive area damaged (minor defect)| 1)Damage area don’t touch the ITO (Inclueling contraposition mark, except scribing mark) 【Accept】
2)C<T b≦BM1/3of width 【Accept】
3)c=T b not touch the seal glue 【Accept】
4)a disregards| a: Length, b: Width
c: Thickness
6| Non-pin-side damage (minor defect)| c<T
1)b exceeds 1/3Bm 【Reject】 c=T
b not touch the seal glue 【Reject】| c: Thickness b: width of
damage

10.2 LCD appearance defect(View area)

NO Defect item Criteria Remark
1 Fiber, glass cratch, polarizer scratch/folded (minor defect)
Specification Allowable notel:L: Length, W: Width note2: disregard if out of

AA
W- 0.03mm| disregard
0.03mm<W O. 05mm;
1_,- 3. Omm| 2
0.05mm<W O. lmm;
L-<= 3. Omm| 1
W>0.1mm;L>3.0mm| 0
2| Polarizer bubble, concave and convex (minor defect)| 0.2mm| disregard| notel: (I)= (L+W) /2, L : Length,
W :Width note2:disregard if out of AA
0.2mm< (I) 0. 3mm| 2
0.3mm< (1) 0. 5mm| 1
0.5mm< (1)| 0
3| Black dots, dirty dots,| (1) 0.15 mm| disregard| note2:disregard if out of AA
| impurities, eye winker (minor defect)| 0.15mm< (1) -.. O. 25mm| 2|
---|---|---|---|---
0.25mm< (1) -.. 0. 3m| 1
0.3mm< (1)| 0
4| Polarizer prick
(minor defect)| (1) 0.1mm| disregard| notel: (1) = (L+W) /2, L=Length,
W=Width note2:the distance between two dots>5mm
0.1mm< (1) 0. 25m| 3
(1) >O. 25mm| 0

Package Method

| |
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https://wa.me/qr/4GGOIDYZ2PXXN1| https://wa.me/qr/4GGOIDYZ2PXXN1| http://qr.kakao.com/talk/THom9tzJN5OMzvx1vTL1V.LvnEc-
|
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https://line.me/ti/p/oas8BmVLVd| https://u.wechat.com/EAK0B_l2YfPLwx3tRqiKkf4

Shenzhen Surenoo Technology Co.,Ltd.
www.surenoo.com
Skype: Surenoo365
Reference Controller Datasheet
TFT LCD Panel Selection Guide
ST7789V

References

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