HKT070DTA-1C LCD Module User Manual Release Date - Preliminary Draft release - Assemble Precaution Document Name: HKT070DTA-1C Page: 1 of 10

LCD Module User Manual Document Name: HKT070DTA-1C Page: 2 of 10

LCD Module User Manual 1 Basic Specification TOPWAY HKT070DTA-1C is a Smart TFT Module with 32bit MCU on board. Its graphics engine provides numbers of outstanding features. It supports TOPWAY TML 3.0 for preload and pre-design display interface that simplify the host operation and development time. Suitable for industry control, instrumentation, medical electronics, power electric equipment applications. General Specification Screen Size(Diagonal) : Resolution : Color Depth : Pixel Configuration : Display Mode : Viewing Direction : Outline Dimension : Active Area : Backlight : Command I/F: Project...

LCD Module User Manual Terminal Function RS232 Interface Terminal (K1) Pin No. Pin Name I/O 1 2 3 Descriptions Ground, (0V) No connection, leave open Request To Send (could function as busy BUSY signal) (eg. to PC’s RS232C pin8 <9pin D-connector> ) Data output (eg. to PC’s RS232C pin2 <9pin D-connector>) Data Input (eg. to PC’s RS232C pin3 <9pin D-connector>) Power supply (11.0 ~ 26.0) Note. *1. User data and commands transfer through this terminal. *2. HOST using command hand shake during communication is suggested. USB Interface Terminal (K2) Pin No. Pin Name I/O 1 2 3 4 5 Descriptions Power...

LCD Module User Manual VSS=0V, VDD=12V, TOP =25C Items Symbol MIN. TYP. MAX. Unit Applicable Pin Operating Voltage VDD 11.0 12.0 26.0 V VDD Rx Input MARK(1) VRxM -3.0 -15.0 V Rx Rx Input SPACE(0) VRXS +3.0 +15.0 V Rx Tx Output MARK(1) VTXM -3.0 -15.0 V Tx Tx Output SPACE(0) VTXS +3.0 +15.0 V Tx RTS Output High VTXH -3.0 -15.0 V RTS(BUSY) RTS Output Low VTXL +3.0 +15.0 V RTS(BUSY) Operating Current IDD 315 mA VDD (*1) Operating Current (USB) IVUSB 200 mA VUSB Battery Supply current IBAT 6 uA (*2) Note. *1. Normal display condition. *2. For Battery driving RTC application, RTC configuration should...

LCD Module User Manual Basic Operation Function Descriptions HKT070DTA-1C TML files Picture files ICONS files UART interface Custom Memories Touch Panel VP variables Control and Draw Engine TML files, Picture files, ICON files are stored inside FLASH memory area. They are preloaded to HKT070DTA-1C for stand alone interface use. Those files are preloaded via USB interface as an USB drive. All the interface flow and the touch response are based on the preloaded TML files VP variables memory is inside RAM area, it provides real time access via UART by the HOST or display onto the TFT by TML file....

LCD Module User Manual Quick Start Guide Install TOPWAY Graphics Editor Import pictures 2. design UI flow Connect to host Show 5. real time data Command Descriptions Please refer to “SMART LCD Command Manual” . Document Name: HKT070DTA-1C Page: 7 of 1

LCD Module User Manual 5 Optical Characteristics Item View Angles Contrast Ratio Response Time TOFF White Blue Uniformity NTSC Luminance 1.IF= 40 mA, and the ambient temperature is 25℃. 2. The test systems refer to Note 1 and Note 2.

LCD Module User Manual Note 1: The data are measured after LEDs are turned on for 5 minutes. LCM displays full white. The brightness is the average value of 9 measured spots. Measurement equipment SR-3A (1°) Measuring condition: - Measuring surroundings: Dark room - Measuring temperature: Ta=25℃. - Adjust operating voltage to get optimum contrast at the center of the display. Note 3: The definition of contrast ratio (Test LCM using SR-3A (1°)): Luminance When LCD is at “White” state Contrast = Ratio(CR) Luminance When LCD is at “Black” state (Contrast Ratio is measured in optimum common electrode...

LCD Module User Manual 6 Precautions of using LCD Modules Please refer to "LCD-Module-Design-Handling-Precaution.pdf". Assemble Precaution 安装注意事项 1. Customer front panel opening and thickness for TOPWAY display module should be fit for its assembling and sealing.  The suggested assemble gap(A) should be about 0.3~0.5mm on each side.  The suggested front panel thickness(B) should be about 1.5~4.0mm. 客户面板开窗及厚度应适合 TOPWAY显示模块的安装及密封. · 建议每边安装间隙(A)约为0.3 ~0.5mm. · 建议面板厚度(B) 约为1.5~4.0mm. 2. A silicon sealing ring ships with TOPWAY display module. It should be in place before assembling to the front...