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Pin No. | 符号 | Level | 说明 | |||||||||||||||
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1 | RS | H/L | Select registers. 0: Instruction register (for write) Busy flag & address counter (for read) 1: Data register (for write and read) |
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2 | R/W | H/L | Select read or write (In parallel mode). 0: Write 1: Read |
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3 | E | H,H→L | Starts data read/write. (“E” must connect to “VDD” when serial interface is selected.) | |||||||||||||||
4 | DB0 | H/L | Data bus line | |||||||||||||||
5 | DB1 | H/L | Data bus line | |||||||||||||||
6 | DB2 | H/L | Data bus line | |||||||||||||||
7 | DB3 | H/L | Data bus line | |||||||||||||||
8 | DB4 | H/L | Data bus line | |||||||||||||||
9 | DB5 | H/L | Data bus line | |||||||||||||||
10 | DB6/SCL | H/L | Data bus line (In I2C interface DB6 (SCL) is clock input. SDA and SCL must connect to I2C bus (I2C bus is to connect a resister between SDA/SCL and the power of I2C bus ). |
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11 | DB7/SDA | H/L | Data bus line (In I2C interface DB7 (SDA) is input data. SDA and SCL must connect to I2C bus (I2C bus is to connect a resister between SDA/SCL and the power of I2C bus ). |
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12 | VSS | 0V | Ground | |||||||||||||||
13 | VDD | 3.3/5.0V (bon=1 Max=3.5V |
Supply Voltage for logic | |||||||||||||||
14 | Vout | (Variable) | Operating voltage for LCD | |||||||||||||||
15 | PSB | Interface selection 0:serial mode (“E” must connect to “VDD” when serial mode is selected.) 1:parallel mode(4/8 bit) In I2C interface PSB must connect to VDD |
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16 | PSI2B |
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17 | CAP1P | For voltage booster circuit(VDD-VSS) External capacitor about 0.1u~4.7uf |
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18 | CAP1N | |||||||||||||||||
19 | NC | No connection | ||||||||||||||||
20 | NC | No connection |
项目 | 标准尺寸 | 单位 |
---|---|---|
字符数 | 16 字符 × 2 行 | - |
模块尺寸 | 72.1 × 29.6 × 9.4 | mm |
检视区域 | 61.0 × 15.1 | mm |
有效区域 | 56.2 × 11.5 | mm |
点大小 | 0.55 × 0.65 | mm |
点间距 | 0.60 × 0.70 | mm |
字符大小 | 2.95 × 5.55 | mm |
字符间距 | 3.55 × 5.95 | mm |
驱动方式 | 1/16 , 1/5 Bias | |
背光类型 | LED | |
IC | ST7032i | |
接口 | 68/ 4-Line SPI /IIC |
项目 | 符号 | 最小值 | 标准值 | 最大值 | 单位 |
---|---|---|---|---|---|
工作温度 | TOP | -20 | - | +70 | ℃ |
储存温度 | TST | -30 | - | +80 | ℃ |
输入电压 | VIN | -0.3 | - | VDD+0.3 | V |
电源电压 | VDD-VSS | -0.3 | - | +6.0 | V |
LCD驱动电压 | VLCD | 2.7 | - | 7.0 | V |
项目 | 符号 | 条件 | 最小值 | 标准值 | 最大值 | 单位 |
---|---|---|---|---|---|---|
逻辑电源电压 | VDD-VSS | - | 3 | 3.3 | 5 (bon=1 max=3.5V) |
V |
LCM电源电压 | Vout-VSS | Ta=-20℃ Ta=25℃ Ta=70℃ |
4.3 - |
- 4.5 - |
- 4.7 - |
V V V |
输入高电压 | VIH | - | 0.7 VDD | - | VDD | V |
输入低电压 | VIL | - | - | - | 0.2 VDD | V |
输出高电压 | VOH | - | 0.8 VDD | - | VDD | V |
输出低电压 | VOL | - | - | - | 0.2VDD | V |
供电电流(不含LED背光) | IDD | - | - | - | 2.0 | mA |
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