3.5 inch E-Paper Display SSD1865 Resolution 384x184 Fast Refresh Eink Screen
Low power consumption, wide viewing angle, and easy to read even without power.

ePaper Display's Basic parameters
- Display orientation: Horizontal or vertical
- Refresh Method: Full refresh for 2s, Partical refresh for 0.3s, Fast Partical refresh for 1.5s (tested at 25°C ambient temperature)
- Resolution: 384x184
- Color: Black and White, 4 grayscale
- Operating temperature: 0℃ ~ 50 ℃
- Optional customized: Front light、Touch screen.
Applications
PARAMETERS
| PART NUMBER |
GDEM035T81 |
| SIZE |
3.5 inch |
| TYPE |
Dot Matrix |
| IC |
SSD1685 |
| RESOLUTION |
384x184 |
| OUTLINE SIZE(mm) |
91.75x45.03x0.9 |
| ACTIVE SIZE(mm) |
79.68x38.18 |
| PIXEL PITCH(mm) |
0.2075x0.2075 |
| OPERATING TEMP. |
0℃~50℃ |
| STORAGE TEMP. |
-25℃~70℃ |
| CONNECTOR |
24 Pin 0.5mm |
| MAX GRAYSCALE |
4 |
| COLOR |
Black, White |
| INTERFACE |
SPI |
| FULL REFRESH(s) |
2 |
| PARTIAL REFRESH(s) |
0.3 |
| FAST REFRESH(s) |
1.5 |
| POWER CONSUMPTION OF THE REFRESH(mW) |
15 |
| STANDBY POWER CONSUMPTION (mW) |
0.003 |
DRAWING
DEVELOPMENT PLATFORM AVAILABEL
We have this e-paper screen Adapter Board that makes connecting our ePaper simple and fast.




☆ SPECIFICATION DOWNLOAD
The CD data includes:
1)GDEM035T81 Specification
2)Driver IC SSD1685
3)GDEM035T81 STM32 Sample Code
4)GDEM035T81 ESP32 Sample Code
5)GDEM035T81 ESP8266 Sample Code
6)GDEM035T81 Arduino Sample Code

☆ Selection Guide
| SIZE |
PART NUMBER |
COLOR |
IC |
RESOLUTION |
ACTIVE SIZE(mm) |
FULL REFRESH TIME (S) |
PARTIAL UPDATE TIME(s) |
FAST UPDATE TIME(s) |
PARTIAL REFRESH |
OPERATING TEMP. |
INTERFACE |
| 0.97'' |
GDEM0097T61 |
black, white |
SSD1680 |
184x88 |
22.26x10.65 |
2 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 0.97'' |
GDEM0097F51 |
black, white,yellow,red |
JD79661 |
184x88 |
22.26x10.65 |
16 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 1.54'' |
GDEY0154D67 |
black, white |
SSD1681 |
200x200 |
27x27 |
2 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 1.54'' |
GDEM0154F51H |
black, white,yellow,red |
JD79660 |
200x200 |
27x27 |
20 |
|
12 |
√ |
0℃~40℃,SPI |
SPI |
| 2.13'' |
GDEY0213B74 |
black, white |
SSD1680Z |
250x122 |
48.55x23.7046 |
3 |
0.42 |
|
√ |
0℃~50℃ |
SPI |
| 2.13'' |
GDEY0213F52 |
black, white,yellow,red |
JD79676A |
250x122 |
48.55x23.7046 |
16 |
|
11 |
√ |
0℃~40℃ |
SPI |
| 2.66'' |
GDEY0266T90H |
black, white |
SSD1685 |
184x360 |
60.05x30.69 |
2 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 2.66'' |
GDEY0266F51 |
black, white,yellow,red |
JD79661 |
184x360 |
60.05x30.69 |
25 |
|
14 |
√ |
0℃~40℃ |
SPI |
| 2.7'' |
GDEY027T91 |
black, white |
SSD1680 |
264x176 |
57.29x38.19 |
3 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 2.9'' |
GDEY029T94 |
black, white |
SSD1680 |
296x128 |
66.896x29.056 |
3 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 2.9'' |
GDEY029F51H |
black, white,yellow,red |
JD79667 |
384x168 |
67.58x29.57 |
20 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 3.1'' |
GDEQ031T10 |
black, white |
UC8253 |
320x240 |
62.72x47.04 |
3 |
0.5 |
|
√ |
0℃~50℃ |
SPI |
| 3.5'' |
GDEM035T81 |
black, white |
SSD1685 |
384x184 |
79.68x38.18 |
2 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 3.5'' |
GDEM035F51 |
black, white,yellow,red |
JD79667AA |
384x184 |
79.68x38.18 |
18 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 3.7'' |
GDEY037T03 |
black, white |
UC8253 |
416x240 |
81.54x47.04 |
3 |
0.2 |
|
√ |
0℃~50℃ |
SPI |
| 3.7'' |
GDEM037F51 |
black, white,yellow,red |
IST7163 |
416x240 |
81.54x47.04 |
20 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 3.97'' |
GDEM0397T81P |
black, white |
SSD1677 |
800x480 |
86.40x51.84 |
3 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 3.97'' |
GDEM0397F81 |
black, white,yellow,red |
SSD2677 |
800x480 |
86.40x51.84 |
21 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 4.2'' |
GDEY042T81 |
black, white |
SSD1683 |
400x300 |
84.8x63.6 |
3 |
0.2 |
|
√ |
0℃~50℃ |
SPI |
| 4.2'' |
GDEM042F52 |
black, white,yellow,red |
JD79668 |
400x300 |
84.8x63.6 |
20 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 4.26'' |
GDEQ0426T82 |
black, white |
SSD1677 |
800*480 |
92.8x55.68 |
3 |
0.42 |
|
√ |
0℃~50℃ |
SPI |
| 5.79'' |
GDEY0579T93 |
black, white |
SSD1683 |
792x272 |
139.00×47.74 |
3 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 5.79'' |
GDEY0579F51 |
black, white,yellow,red |
HX8717*2 |
792*272 |
139.00×47.74 |
26 |
|
13 |
√ |
0℃~40℃ |
SPI |
| 5.83'' |
GDEY0583T81 |
black, white |
UC8179 |
648x480 |
118.78x88.22 |
3 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 7.5'' |
GDEY075T7 |
black, white |
UC8179 |
800x480 |
163.2x97.72 |
3 |
0.3 |
|
√ |
0℃~50℃ |
SPI |
| 7.5'' |
GDEM075F52 |
black, white,yellow,red |
JD79665AA |
800x480 |
163.2x97.92 |
22 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 10.2'' |
GDEM102T91 |
black, white |
SSD1677 |
960x640 |
215.52x143.68 |
4 |
0.42 |
|
√ |
0℃~50℃ |
SPI |
| 10.2'' |
GDEM102F91 |
black, white,yellow,red |
SSD2677 |
960x640 |
215.52x143.68 |
20 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 10.85'' |
GDEM1085T51 |
black, white |
JD79686AB |
1360x480 |
259.76×91.68 |
4 |
0.4 |
|
√ |
0℃~50℃ |
SPI |
| 10.85'' |
GDEM1085F51 |
black, white,yellow,red |
JD79665AA |
1360x480 |
259.76×91.68 |
20 |
|
12 |
√ |
0℃~40℃ |
SPI |
| 11.6'' |
GDEY116T91 |
black, white |
SSD1677 |
960x640 |
244.51x163.01 |
5 |
0.5 |
|
√ |
0℃~50℃ |
SPI |
| 11.6'' |
GDEY116F51 |
black, white,yellow,red |
SSD2677 |
960x640 |
244.51×163.01 |
20 |
|
16 |
√ |
0℃~40℃ |
SPI |
| 13.3'' |
GDEM133T91 |
black, white |
SSD1677 |
960x680 |
275.52x195.16 |
4 |
0.4 |
|
√ |
0℃~50℃ |
SPI |