Active Member
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[China]
Address: No. 301-305, Building N3, T5, Tianan Cyber City, Fenggang Town, Dongguan City, Guangdong Province, China
Contact name:Dong
Hotdisplay Technology Co.Ltd |
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128X64 Graphic LCD Module | KS0108 | Display With White Backlight | HTM12864D
DESCRIPTION
HTM12864D is a128x64 LCD display module which is having the same
mechanical size as HTM12864D.HTM12864D model is built in with
KS0108; it communicates via 8080 8-bit parallel interface and
negative voltage built in on module. HTM12864D is available in
various LED colors including yellow/green, blue, white, red, etc.
This 128 x 64 LCD module can be operating at temperatures from 0℃
to +50℃; its storage temperatures range from 0℃ to +60℃.
Product parameters
Product Type - Standard COB LCD Module
Viewing Angle - 6H
Backlight Brightness - White
Connection method PIN number - 21PIN
Working temperature - -20~70℃
Supply voltage - 5.0v
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 120.2x62.0x10.0 | mm |
| Viewing Area | 103.92x38.94 | mm |
| Mounting Hole | 97.846x32.462 | mm |
| Dot Pitch | 0.508x0.508 | mm |
| Dot Size | 0.458x0.458 | mm |
| Item | Symbol | Standard Value typ. | Unit |
|---|---|---|---|
| Input Voltage | VDD | 5.0 | V |
Interface Pin Function
| Pin No. | Pin Name | Function |
| 1 | VSS | Power Supply Negative(0V) |
| 2 | VDD | Power Supply Positive(5.0V) |
| 3 | V0 | LCM Adjust Contrast |
| 4 | VOUT | LCD Driver, About( -10)V |
5 |
RS | Data or Instruction. RS=H->DB<0:7> : Display RAM Data RS=L->DB<0:7> : Instruction Data |
6 |
R/W | H:Read ; L: Write. R/W=H-> Data appears at DB<0:7> and can be read by the CPU while E=H, CS1=L, CS2=L and CS3=H. R/W=L->Display data DB<0:7> can be written at falling of E when CS1B=L, CS2=L and CS3=H |
7 |
E | Enable signal. write mode (R/W=L) -> data of DB<0:7> is latched at the falling edge of E. read mode (R/W=H) -> DB<0:7> appears the reading data while E is at high level. |
| 8~15 | DB0~DB7 | Data Buss |
| 16 | /CS1 | Chip selection input 1(Left) |
| 17 | /CS2 | Chip selection input 2(Mid) |
| 18 | /CS3 | Chip selection input 3 (Right) |
| 19 | /RET | Reset Signal input |
| 20 | BLA | Backlight Positive(5.0V) |
| 21 | BLK | Backlight Positive(Negative) |
| Items | Symbol | MIN. | MAX. | Unit | Condition |
| Supply Voltage | VDD | - | +5.5 | V | VSS = 0V |
| Supply Voltage | VEE | VDD-16.0 | VDD+0.3 | V | VSS = 0V |
| Driver Supply Voltage | VLCD | VEE-0.3 | VDD+0.3 | V | - |
| Operating Temperature | TOP | -20 | +70 | ℃ | No Condensation |
| Storage Temperature | Tst | -30 | +80 | ℃ | No Condensation |
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Operating Voltage | VDD | 4.5 | 5.0 | 5.5 | V | VDD |
| Input High Voltage | VIH | 2.0 | - | VDD | V | *1 |
| Input Low Voltage | VIL | 0 | - | 0.8 | V | |
| Output High Voltage | VOH | 2.4 | - | - | V | *2 |
| Output Low Voltage | VOL | - | - | 0.4 | V | |
| Operating Current | IDD1 | - | 2.0 | 3.0 | mA | *3 |
| OSC Frequency | FOSC | 315 | 450 | 585 | KHz | Rf=47K±2% |
| Items | Symbol | MIN. | TYP. | MAX. | Unit | Condition |
| Forword Voltage | Vf BLA | - | 5.0 | - | V | Without Resister |
| Forword Current | If BLA | - | 45 | 60 | mA | - |
