7 Segment LCD Display 128(W) × 64(H )Dots STN Negative l General Specification: ITEM | CONTENTS | | | Display Format | 128(W) × 64(H )Dots | | | Color | B/W | | | LCD mode | STN Negative | | | Viewing direction | 6 O’clock | | | Driving scheme | 1/65 duty, 1/9 bias, 9.0V | | | Module size | 92.00(W)*55.00(H)*11.4 (T) | | | Viewing area | 65.50(W)* 38.00(H) | | | Dot pitch | 0.515(W)*0.475(H) | | | Dot size | 0.49(W)* 0.45 (H) | | | Interface | 4Line SPI | | | Driver IC. | ST7565R | | | Operating Temperature | -20℃~+70℃ | | | Storage Temperature | -30℃~+80℃ | | | Backlight | 1 white LED | | | PIN DESCRIPTION Pin | Symbol | Function | | no. | | | | | 1 | LEDA | Backlight Anode | | | | | | 2 | LEDK | Backlight cathode | | | | | | 3 | VSS | Ground | | | | | | 4 | VDD | Power supply | | | | | | 5 | SID | Serial input data | | | | | | 6 | SCLK | Serial input clock | | | | | | 7 | A0 | It determines whether the access is related to | | data or command | | | | | 8 | /RES | Reset | | | | | | 9 | /CS | Chip select input. Interface access is enabled | | when CS0 is Low. | | DC Characteristics of the LCM Item | Symbol | Min | Type | Max | Uni | Test condition | | t | | | | | | | | | Operating voltage | VDD | 2.8 | 3.0 | 3.3 | V | - | | | | | | | | | | Supply current | IDD | - | 1.0 | 2.0 | mA | During display | | | | | | | | | | Input voltage | VIL | VSS | - | 0.2*VDD | V | - | | | | | | | | VIH | 0.8*VDD | - | VDD | V | | | | | | | | | | | | | Output voltage | VOL | VSS | - | 0.2VDD | V | IOL=0.5mA | | | | | | | | | VOH | 0.8VDD | - | VDD | V | IOH=-0.5mA | | | | | | | | | | | | Input leakage | ILKG | -1.0 | - | 1.0 | uA | VIN=0 or VDD | | current | | | | | | | | | LCD driving | VLCD | 8.8 | 9.0 | 9.2 | V | V0 | | voltage | | | | | | | | | DC Characteristics of the Backlight Item | Symb | | white | | Unit | condition | | | | | | ol | Min | Type | Max | | | | | | | | | | | | | | | | | | | Forward Voltage | Vf | 2.8 | 3.0 | 3.2 | V | | | | | | | | | | | Absolute maximum forward | If | 10 | 15 | 20 | mA | | | current | | | | | | | | | | Reverse Current | Ir | - | - | 40 | uA | Vr=5V | | | | | | | | | | Peak wave length | λp | - | - | - | nm | | | | | | | | | | | Luminance | Lv | 200 | | | Cd/m2 | | | | | | | | | | | Luminance with the LCD | Lv | TBD | | | Cd/m2 | | | | | | | | | | | Lv min/ Lv max | Lv | 80 | | | % | | | | | | | | | | |   |