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产品叙述
WEO001602H是16x2字符型COG液晶模块。此模块内建WS0012控制器IC可支持I2C、4线SPI、6800和8080并列接口。逻辑电源电压值为3.3V (VDD)，显示器电源电压典型值为8.5V(VCC)，50%显示画面耗电流为2mA @ VCC 8.5V (白色)，驱动方式为1/16 duty。WEO001602H模块工作温度为-40℃至+ 80℃，储存温度为-40℃至+85℃。
这款低功耗的16x2字符型OLED十分适合用来升级现有的 STN 字符显示器。以下是这款 OLED 显示器的优点。
►超快反应速度 — +25 ℃ -只需 10 μsec
►超广视角 — 可达+/-175度
►轻薄 — 无需背光，自发光
►超高亮度
►高对比度 — 10,000:1
►超广温
►低耗电流
规格图
产品规格
Pin功能定义
| Pin No. | 符号 | Pin 类型 | 说明 | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | GND | P | Ground Pin | |||||||||||||||
| 2 | V16 | I | This is the most positive voltage supply pin of the chip. It can be supplied externally or generated internally by using internal DC-DC voltage converter. | |||||||||||||||
| 3 | VCI | P | DCDC buffer Power Supply | |||||||||||||||
| 4 | GND | P | Ground Pin | |||||||||||||||
| 5 | VCC | P | Power Pin | |||||||||||||||
| 6 | BVR | I | Brightness control pin. It should be connected to VCC. | |||||||||||||||
| 7 | DVR | I | Pre charge time control. It should be connected to VCC. | |||||||||||||||
| 8 | VBREF | O | This pin is the internal voltage reference of DCDC1 circuit. A stabilization capacitor should be connected between this pin and GND | |||||||||||||||
| 9 | RESE | I | NMOS source input pin: This pin connects to the source current pin of the external NMOS of the booster circuit. |
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| 10 | GDR | O | Gate drive pulse output pin: This output pin drives the gate of external NMOS of the booster circuit. |
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| 11 | FB | I | Feedback voltage input pin: This pin is the feedback resistor input of the booster circuit. It is used to adjust the booster output voltage level. |
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| 12 | VDD | P | Power Pin (connect to stabilization capacitor) | |||||||||||||||
| 13 | IM1 | I | Interface selection
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| 14 | IM0 | I | ||||||||||||||||
| 15 | RESETB | I | Reset pin | |||||||||||||||
| 16 | RS | I | Register Select Input Pin When this pin is set to "0", it is used as an Instruction Register. When this pin is set to "1", it is used for as the Data Register. |
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| 17 | CSB | I | Chip select input pins Data / instruction I/O is enabled only when CSB is “L”. |
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| 18 | RDB | I | Read / Write execution control pin
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| 19 | WRB | I | Read / Write execution control pin
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| 20 | SDA | I/O | SDA is the serial data input for I2C. | |||||||||||||||
| 21 | SDC | I/O | SDC is the serial clock input/output for I2C. | |||||||||||||||
| 22~25 | DB7~DB4 | I/O | High Order Bidirectional Data I/O Pins These pins are used for data transfer and reception between the MPU and WS0012. When SPI is selected, DB5 will be the serial clock input: SCL DB7 will be the serial data input: SDI. DB6 will be the serial data output: SDO. |
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| 26~29 | DB3~DB0 | I/O | Low Order Bidirectional Data I/O Pins These pins are used for data transfer and reception between the MPU and WS0012. These pins are not used during a 4-bit operation. |
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| 30 | GND | P | Ground Pin |
规格说明
| 项目 | 尺寸 | 单位 |
|---|---|---|
| 字符数 | 16 字 x 2行 | － |
| 模块尺寸 | 39.1 x 15.8 x 2.01 | mm |
| 检视区域 | 32.69 x 7.94 | mm |
| 有效区域 | 30.69 x 5.94 | mm |
| 点大小 | 0.297 x 0.315 | mm |
| 点间距 | 0.342 x 0.36 | mm |
| 字符尺寸 | 1.66 x 2.835 | mm |
| 字符间距 | 1.935 x 3.105 | mm |
| 面板类型 | OLED , 单色 | |
| Duty | 1/16 | |
| IC | WS0012 | |
| 接口 | 6800, 8080, SPI, I2C | |
| 尺寸 | 1.23 寸 | |
最大绝对额定值
| 项目 | 符号 | 最小值 | 最大值 | 单位 |
|---|---|---|---|---|
| 工作温度 | TOP | -40 | +80 | °C |
| 储存温度 | TST | -40 | +85 | °C |
| 逻辑电源电压 | VCC | -0.3 | 3.6 | V |
| DCDC轉換器電源電壓 | VCI | -0.3 | 3.6 | V |
| 显示器电源电压 | V16 | -0.3 | 19.0 | V |
电气特性
DC 电气特性
| 项目 | 符号 | 条件 | 最小值 | 典型值 | 最大值 | 单位 |
|---|---|---|---|---|---|---|
| 逻辑电源电压 | VCC | － | 2.6 | 3.3 | 3.5 | V |
| DCDC轉換器電源電壓 | VCI | － | 2.6 | 3.3 | 3.5 | V |
| 显示器电源电压 | V16 | － | － | 12.5 | 13.0 | V |
| 输入高电压 | VIH | － | 0.9xVCC | － | VCC | V |
| 输入低电压 | VIL | － | GND | － | 0.1xVCC | V |
| 输出高电压 | VOH | IOH=-0.5mA | 0.8xVCC | － | VCC | V |
| 输出低电压 | VOL | IOL=0.5mA | GND | － | 0.2xVCC | V |
| 50%显示画面耗电流 | I16 | V16=12.5V | － | 2 | 4 | mA |