机械规格和特征/MECHANICALSPECIFICATIONS & FEATURES
Item 项目 | Normal Dimensions 常规尺寸(mm) | Feature 特征 | |
ModuleSize (W*H*T) 模块尺寸 | 167×109×13 | LCD Type &Colour 液晶屏类型及颜色 | STN:Blue,FSTN STN蓝模式,FSTN黑白模式 |
View Area(W*H) 视域尺寸 | 122×92 | ViewAngle 视角 | 6O’clock 6:00视角 |
Dots × Dots (W*H) 点数 | 320×240 | DisplayType 显示类型 | NegativeType,Positive Type 负向显示,正向显示 |
Dot Size(W*H) 点大小 | 0.34×0.34 | Control IC& Package 控制芯片及封装 | RA8806,SMT |
Dot Pitch(W*H) 点间距 | 0.36×0.36 | OperatingTemperature 工作温度 | -20℃ ~ 70℃ |
Backlight 背光 | LED | StorageTemperature 储存温度 | -30℃ ~ 80℃ |
Note: 1. Module includes about 7602 simplified Chinesecharacters, and supports 4 or 8 bit 6800/8080 MPUinterface;
2. Module can adjustpower supply for LCD drive by software, and sets up boldfaced fontsand row spacing.
电参数/ELECTRICALCHARACTERISTICS(工作电流为不含背光的液晶模块工作电流。/Supplycurrent doesn’t contain backlight.)
Item/项目 | Symbol/符号 | Test Condition/测试条件 | Typ./典型值 | Unit/单位 |
OperatingVoltage/工作电压 | Vdd | Ta=25℃ | 3.0/5.0 | V |
SupplyCurrent/工作电流 | Idd | Ta=25℃,Vdd=5.0V | 30 | mA |
管脚说明/INTERFACE PINCONNECTIONS
Pin | Symbol | Description(管脚描述) |
1 | VSS | GND(地) |
2 | VDD | Power supply for Logic(逻辑电压3/5V) |
3 | VO | Power supply for LCDdrive(对比度调节) |
4 | RS | Registerselection(指令、数据寄存器选择) |
5 | /WR | Write(写信号) |
6 | /RD(E) | Read(读信号) |
7 | /CS | Chip selection(片选) |
8 | NC | 空 |
9 | BUSY | Busy signal(忙信号) |
10 | ||
11 | /RST | Reset Signal(复位信号) |
12~19 | DB0~DB7 | Data Bus lines(数据线0~7) |
20 | VOUT | Negative voltage output(负电源输出) |
21 | A | Power supply for Backlight(+)(背光正极5V) |
22 | K | Power supply for Backlight(-)(背光负极) |