Product Details
Company Profile

1.29 Inch OLED Display Module with 128x64 Resolution and 4-Wire SPI Interface

The E129LJ-W-C16-01 is a high-performance 1.29-inch OLED module featuring 128×64 resolution and 4-Wire SPI interface support. This monochrome white display delivers clear, sharp text and graphics with 110 Cd/m² typical brightness, 2000:1 dark room contrast, and all-direction viewing angles, ideal for diverse application scenarios.

Key Specifications

Product	1.29 Inch OLED Module	Module Number	E129LJ-W-C16-01
Resolution	128(H)×64(V) dots	Display Color	White (Monochrome)
Brightness	90 Cd/m² (Min., Internal DC/DC), 120 Cd/m² (Min., External VCC), 110 Cd/m² (Typ.)	Outline Dimensions	32.42(W)×21.36(H)×1.427(T)mm
Viewing Direction	All O'Clock	Active Area	21.74(W)×11.175(H)mm
Interface	4-Wire SPI	Operating Temperature	-20 ~ +70 ℃
Driver IC	SSD1315	Storage Temperature	-30 ~ +80 ℃
IC Package Type	COG (Chip on Glass)	Drive Duty	1/64
Pixel Pitch	0.23(W)×0.23(H)mm	RoHS Compliance	YES

Product Highlights: 1.29-inch OLED, 128×64 resolution, 4-Wire SPI interface, SSD1315 driver, COG packaging, 2000:1 contrast ratio, wide temperature range (-20~70℃), RoHS compliant, 50,000 hours MTBF

Technical Features

COG (Chip on Glass) packaging for compact size and high reliability, minimizing integration failures
4-Wire SPI interface for stable high-speed data transmission, compatible with mainstream MCUs
Low power consumption: 160μA typical VDD current, 625μA typical VCC current
Excellent optical performance: 2000:1 dark room contrast, natural white color (CIE x:0.25-0.33, y:0.27-0.35)
Wide operating temperature range (-20℃ to +70℃) adapts to harsh industrial and outdoor environments
Long service life: Up to 32,000 hours at 60 Cd/m² brightness, 10,000 hours at 120 Cd/m²
RoHS compliant, meeting international environmental protection standards
All-direction viewing angle for consistent display quality from any perspective

Electrical Specifications

Logic supply voltage (VDD): 1.65V to 3.5V
Display supply voltage (VCC): 7.2V to 16.5V at 25℃
SPI interface: Maximum clock frequency 10MHz (minimum clock cycle 100ns)
Input high voltage (VIN): 0.8×VDD; Input low voltage (VIL): ≤0.2×VDD
Output high voltage (VOH): ≥0.9×VDD; Output low voltage (VOL): ≤0.1×VDD

Pin Definition

PIN	Symbol	Description
1	C2P	Charge pump capacitor pin; connect with C2N (PIN2) via capacitor
2	C2N	Charge pump capacitor pin; connect with C2P (PIN1) via capacitor
3	C1P	Charge pump capacitor pin; connect with C1N (PIN4) via capacitor
4	C1N	Charge pump capacitor pin; connect with C1P (PIN3) via capacitor
5	VBAT	Power supply for DC/DC converter circuit
6	VSS	Ground pin; must be connected to external ground
7	VDD	Power supply pin for core logic operation (1.65V~3.5V)
8	CS	Chip select pin (low level enable)
9	RESET	Reset signal input; pull LOW for initialization, keep HIGH during normal operation
10	D/C	Data/Command control pin connecting to MCU
11	SCL	Serial clock pin (SPI interface)
12	SDA	Serial data input/output pin (SPI interface)
13	IREF	Segment current reference pin; connect to VSS via resistor for current stabilization
14	VCOMH	COM signal deselected voltage level; connect to VSS via capacitor
15	VCC	Panel driving voltage supply pin; connect to VSS via capacitor when charge pump is enabled
16	VSS	Ground pin; must be connected to external ground

1.29 inch OLED Display Module technical diagram and pin layout

Application Scenarios

Industrial control equipment (PLC panels, sensor data monitors, compact controllers)
Portable instruments (handheld meters, data loggers, portable detection devices)
Smart sensor interfaces (environmental sensors, motion sensors, IoT devices)
Consumer electronics (smart home controllers, portable gadgets, small POS machines)
DIY electronics and hobby projects requiring reliable small-screen displays

Customization Options

FPC Design: Flexible FPC layout and connector type adjustments to fit system integration
Brightness Tuning: Customizable brightness levels (90~200 Cd/m²) based on application needs
Polarizer Customization: Different polarizer types and thicknesses for specific viewing angle requirements
Packaging Solution: Customized tray or vacuum packaging for safe transportation and storage
Warranty Extension: Extended warranty options available for bulk orders

Handling Notes

Use proper electrostatic protection (anti-static bracelets, grounded tools) when handling. The polarizer is fragile--clean only with soft cloth soaked in petroleum IPA, avoid dry cloth or chemical solvents. Welding temperature: 320~350℃, welding time ≤10s to prevent FPC damage. Store in dark, anti-static containers at 23±5℃ and humidity ≤45±20%RH. Use modules within 6 months of receipt for best performance; recheck if stored over 12 months.

Product Display

1.29 inch OLED Display Module with 128x64 Resolution and 4-Wire SPI Interface 1

Our factory

Shipment&Payment

Product Tags:


*From:	Your email address is incorrect!
*To:	Shenzhen YZY Technology Co., Ltd
*Subject:	Subject is empty!
*Message:	For the best results, we recommend including the following details: -Self introduction -Required specifications -Inquire about price/MOQ Characters Remaining: (0/3000) Please enter 20 to 3000 characters to contact this supplier!

Categories	OLED Display Module
Brand Name:	YZY
Model Number:	E129LJ-W-C16-01
Certification:	CE, ROHS
Place of Origin:	Guangdong, China
MOQ:	1000 pieces
Price:	$2.5/pieces 100-999 pieces
Payment Terms:	T/T
Supply Ability:	10000Pieces
Delivery Time:	14-60 days
Packaging Details:	763

LCD Display	Touch Screen	AD board	Industrial Monitor

Size range : 0.96-23.8 inch Various shapes are available: Rectangular/Square/Circular/Bar LCD screen Can be customized according to customer requirements	Resistive touch screen Capacitive touch screen Can be customized according to customer requirements	HDMI board Android Board	7-inch to 21.5-inch industrial embedded display screens
HDMI Monitor	Eink Module	ESP32 module	Commercial display

Size range: 3.5 - 23.8 inch Can be customized according to customer requirements	Size range: 0.94 - 13.3 inch Monochrome/Multicolor Electronic Paper	Size range: 2.8-7 inch	Size range: 16.4-88 inch Android A40 motherboard (1 + 32G) Can be customized according to customer requirements

	Product diversification	Comprehensive range of products, suitable for various scenarios
	Long product lifespan
	Long-term supply guarantee	Typically for 5 years or more
	Customization is flexible	Small MOQ, low mold-making cost
	Commitment to Quality and Reliability	Strict process management Multiple levels of testing and aging tests to ensure quality
	Professional and dedicated service	Quick response; Professional technical support； Listen to customer feedback