HT0313A Tomato LSI, Inc., HT0313A Datasheet
HT0313A
Related parts for HT0313A
HT0313A Summary of contents
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... HT0313A (5.0V SPECIFICATION) 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD TOMATO LSI Inc. August. 2000. VER 0.0 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Version 0.0 1. Operating voltage range : VDD = 2.4V ~ 5.5V TOMATO LSI Inc. 2 HT0313A Specification revision history Content Ver 0.0 Date August. 2000 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 1. INTRODUCTION ----------------------------------------------------------------------------------------------------------- 2. FEATURES --------------------------------------------------------------------------------------------------------------- 3. BLOCK DIAGRAM ----------------------------------------------------------------------------------------------------- 4. PAD CONFIGURATION ------------------------------------------------------------------------------------------------ 4-1. Pad center coordinates ------------------------------------------------------------------------------------------- 5. PIN DESCRIPTION ---------------------------------------------------------------------------------------------------- 6. FUNCTIONAL DESCRIPTION ----------------------------------------------------------------------------------- 6-1. Microprocessor interface ---------------------------------------------------------------------------------------- a. Chip select input b. Interface c. Parallel interface (PS = "H") d. Serial interface (PS = "L") e. Busy flag f. Data accessing 6-2. Display data RAM (DDRAM) -------------------------------------------------------------------------------------- a ...
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... Read / write characteristics (8080-series MPU) b. Read / write characteristics (6800-series MPU) c. Serial interface characteristics d. Reset input timing e. Display control output timing 9. REFERENCE APPLICATION --------------------------------------------------------------------------------------------- 9-1. MPU interface ------------------------------------------------------------------------------------------------------- 9-2. Connections between HT0313A and LCD panel ----------------------------------------------------------------- 9-3. TCP pin layout (sample) ----------------------------------------------------------------------------------------- 9-4. Application circuit for serial -------------------------------------------------------------------------------------- TOMATO LSI Inc. 4 Ver 0.0 41 ...
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... DRIVER & CONTROLLER FOR STN LCD 1. INTRODUCTION The HT0313A is a driver and controller LSI for graphic dot-matrix liquid crystal display systems. It contains 65 common and 132 segment driver circuits. This chip is connected directly to a microprocessor (MPU), accepts serial or 8-bit parallel display data and stores in an on-chip Display Data RAM (DDRAM 132 bits ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Operating voltage range -. Supply voltage (VDD): 2.4V to 5.5V -. LCD driving voltage (VLCD = V0 -VSS): 4.0V to 15.0V Low power consumption -. Operating power (Typ) (VDD = 3V, x4 boosting, V0=11V, internal power supply ON, display OFF and normal mode is selected) -. Standby power Max. (during power save[standby] mode) Operating Temperatures - ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 3. BLOCK DIAGRAM VDD VSS VOLTAGE HPM FOLLOWER V0 VR VOLTAGE INTRS REGULATOR ADDRESS ADDRESS VOUT C1- C1+ C2- VOLTAGE C2+ CONVERTER C3- C3+ /DC5 TOMATO LSI Inc COMMON 132 SEGMENT DRIVER DRIVER CIRCUITS CIRCUITS ...
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... Pad pitch 1~2, 93~95, 115~116, 117~118 , 143~144, 145~146, 291~292, Bumped pad size (Bottom) Bumped pad height (-3920, -305) Figure 4-2. COG align key TOMATO LSI Inc HT0313A TOP VIEW (0,0) X Pad No 9540 2~93, 95~115 293~294, 319~320 2~93, 95~115 50 118~143, 294~319 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 4-1. PAD CENTER COORDINATES Table 4-2. Pad center coordinates PAD PAD X Y No. name 1 DUMMY -4045 -991 2 FRS -3965 -991 3 M -3895 -991 4 CL -3825 -991 5 DISP -3755 -991 6 VSS -3685 -991 7 /CS1 -3615 -991 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Table 4-2. Pad center coordinates (continued) PAD Pad X Y No. name 151 COM30 4050 991 152 COM31 3990 991 153 SEG0 3930 991 154 SEG1 3870 991 155 SEG2 3810 991 156 SEG3 3750 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Table 4-2. Pad center coordinates (continued) PAD Pad X Y No. name 301 COM50 -4606 300 302 COM49 -4606 240 303 COM48 -4606 180 304 COM47 -4606 120 305 COM46 -4606 60 306 COM45 -4606 0 307 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 5. PIN DESCRIPTION Table 5-1. Pin description Power supply Name I/O VDD Shared with the MPU power supply terminal VCC. Power supply This terminal connected to the system GND. VSS Main VSS pad (PAD No. 38,39,40,41,42 and 43) have to be connected The voltage is determined by the LCD pixel impedance-converted for application by an operational amplifier ...
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... CLS = ”L”: Disable (external display clock input to CL pin) Display clock input / output pin. When HT0313A is used in master/slave mode(multi-chip), CL I/O the CL pin must be connected to each other. LCD AC signal input / output pin. When HT0313A is used in master/slave mode(multi-chip), the M pin must be connected to M I/O each other “H”: Output MS = “L”: Input ...
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... E_/RD I When interfacing to a 8080-series MPU: Active Low. This pin is connected to the RD signal of the 8080-series MPU. While this signal is Low, HT0313A data bus output is enabled. 8-bit bi-directional data bus connected to the standard 8-bit microprocessor data bus. DB7 In case of serial interface,(PS = ”L”) ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Table 5-1. Pin description (continued) LCD driver output Name I/O LCD driver output for segment. The display data and the M signal control the output voltage of segment driver. SEG0 to O SEG131 LCD driver output for common. The internal scanning data and M signal control the output voltage of common driver ...
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... DB7 to DB0 are to be high impedance. And, in case of serial interface, the internal shift register and the counter are reset. b. Interface HT0313A has three types of interface with an MPU, which are one serial and two parallel interfaces. This parallel or serial interface is determined by PS pin as shown in table 6-1. Table 6-1. Parallel / Serial interface mode ...
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... RS e. Busy flag The busy flag indicates whether the HT0313A is operating or not. When DB7 is “H” in read status operation, this device is in busy status and will accept only read status instruction. If the cycle time is correct, the MPU needs not to check this flag before each instruction, which improves the MPU performance ...
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... DRIVER & CONTROLLER FOR STN LCD f. Data accessing The HT0313A uses bus holder and internal data bus for data read and data write with the MPU. When writing data from the MPU to on-chip RAM, the data is automatically transferred from the bus holder to the on-chip RAM as shown in figure 6-2 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 6-2. DISPLAY DATA RAM (DDRAM) a. DDRAM The DDRAM stores pixel data for the LCD. It has 65-row (8 page x 8 bit + 1) by 132-column addressable array. Each pixel can be selected by specifying the page and the column address. The 65 rows are divided into 8 pages of 8 lines and the 9th page with a single line (DB0 only) ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD SEG OUTPUT SEG0 Column address[Y7:Y0] 00H Display data 1 LCD panel display (ADC = 0) LCD panel display (ADC = 1) Figure 6-5. The relationship between the column address and the segment outputs d. Line address circuit This circuit assigns DDRAM a line address corresponding to the first line (COM0) of the display. Using the display start line address set command, what is normally the top line of the display can be specified ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Page address data DB3 DB2 DB1 DB0 DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 DB0 DB1 DB2 DB3 ...
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... Driving 2-frame AC driver waveform and internal timing signal are shown in figure 6-7. When HT0313A is used multiple-chip configuration, the slave chip requires the M, CL and DISP signals from the master. Table 6-4 shows the M, CL, and DISP status. ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD c. Common output control circuit This circuit controls the relationship between the number of common output and specified duty ratio. SHL select instruction specifies the scanning direction of the common output pins. Table 6-5. The relationship between duty ratio and common output ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 6-5. POWER SUPPLY CIRCUITS The power supply circuits generate the voltage levels necessary to drive liquid crystal driver circuits with low power consumption and the fewest components. There are voltage converter circuits, voltage regulator circuits, and voltage follower circuits ...
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... TOMATO LSI Inc. 25 and times toward positive side DD SS HT0313A VOUT = 2 x VDD VDD VSS Figure 6-10. Three times boosting circuit VOUT = 4 x VDD HT0313A VDD VSS Figure 6-12. Five times boosting circuit Ver 0.0 (C1 = 1.0 to 4.7 F) VDD C1 VDD VOUT C3+ C3- C2+ ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD b. Voltage regulator circuits The function of the internal voltage regulator circuits is to determine liquid crystal operating voltage, V0, by the adjusting resistors, Ra and Rb, within the range of |V0| < |VOUT|. Because VOUT is the operating voltage of operational-amplifier circuits as shown in figure 6-13 necessary to be applied internally or externally ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD V EV Figure 6-13. Internal voltage regulator circuit TOMATO LSI Inc. 27 VOUT + - Ver 0 VSS GND ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD b-1. In case of using internal resistors, Ra and Rb (INTRS = "H") When INTRS pin is “H”, resistor Ra is connected internally between VR pin and V between V0 and VR. We determine V0 by two instructions, "Regulator resistor select" and "Set reference voltage" ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD b-2. In case of using external resistors, Ra and Rb. (INTRS = "L") When INTRS pin is “L” necessary to connect external regulator resistor Ra between VR and V Rb between V0 and VR. Example: For the following requirements 1. LCD driver voltage 10V 2 ...
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... High power mode The power supply circuit equipped in the HT0313A for LCD drive has very low power consumption (in normal mode : HPM = “L”). If use for LCD panels with large loads, this low-power supply may cause display quality to degrade. When this occurs, setting the HPM pin to “H”(high power mode) can improve the quality of the display ...
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... GND C2- C2 C1+ C2 C1- VDD C2 /DC5 INTRS GND Ver 0.0 C1 VDD MS VOUT C3 C3 C2- V2 C1+ HT0313A C1 V3 C1- VDD V4 /DC5 INTRS VSS GND GND VDD MS VOUT External Power C3+ Supply VR Rb C3- V0 C2+ V1 C2- V2 C1+ HT0313A V3 C1- VDD V4 /DC5 INTRS VSS GND GND ...
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... GND Figure 6-18. When not using any LCD power supply circuits (V/C: OFF, V/R: OFF, V/F: OFF) TOMATO LSI Inc. 32 VDD VDD MS External VOUT Power C3+ Supply VR C3- V0 C2+ V1 C2- V2 C1+ HT0313A V3 C1- V4 /DC5 INTRS VSS GND MS VOUT C3+ Value of external capacitance C3- C2+ C2- C1+ C1- VDD /DC5 INTRS ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 6-7. RESET CIRCUIT Setting /RESET to “L” or reset instruction can initialize internal function. When /RESET becomes “L”, following procedure is occurred. Display ON / OFF: OFF (DON = 0). Entire display ON / OFF: OFF (normal = 0). ADC select: OFF (normal = 0) Reverse display ON / OFF: OFF (normal = 0) ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7. PROGRAM INSTRUCTION DESCRIPTION Table 7-1. Instruction Table Instruction RS RW DB7 Read display 1 1 data Write display 1 0 data Read status 0 1 Busy Display OFF Initial display line Set reference ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-1. Read display data The 8-bit data from DDRAM specified by the column address and the page address can be read by this instruction. As the column address is increased by 1 automatically after each this instruction, the MPU can continuously read the data from the addressed page ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-3. Read status Indicates the internal status of the HT0313A DB7 0 1 BUSY Flag The device is busy when internal operation or reset. Any instruction is rejected until BUSY BUSY goes Low. 0: chip is active, 1: chip is being busy. ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-6. Reference voltage select Consists of 2-byte instruction the first instruction sets reference voltage mode, the second one updates the contents of reference voltage register. After second instruction, reference voltage mode is released. The first instruction: Set reference voltage select mode ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-7. Set page address Sets the page address of DDRAM from the MPU into the page address register. Any RAM data bit can be accessed when its page address and column address are specified. Along with the column address, the page address defines the address of the DDRAM to write or read display data ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-9. ADC select Changes the relationship between DDRAM column address and segment driver. The direction of segment driver output pin can be reversed by software. This makes IC layout flexible in LCD module assembly DB7 ADC = 0: normal direction (SEG0 ADC = 1: reverse direction (SEG131 7-10 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-13. Set modify-read This instruction stops the automatic increment of the column address by the read display data instruction, but the column address is still increased by the write display data instruction. And it reduces the load of the MPU when the data of a specific area is repeatedly changed during cursor blinking or others ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-15. Reset This instruction resets initial display line, column address, page address, and common output status select to their initial status, but dose not affects the contents of DDRAM. This instruction can not initialize the LCD power supply which is initialized by the /RESET pin ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-18. Regulator resistor select Selects resistance ratio of the internal resistor used in the internal voltage regulator. See voltage regulator section in power supply circuit. Refer to the table 6- DB7 ...
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... Power save (Compound instruction). If the entire display ON / OFF instruction is issued during the display OFF state, HT0313A enters the power save status to reduce the power consumption to the static power consumption value. According to the status of static indicator mode, power save is entered to one of two modes (sleep and standby mode). ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 7-21. Referential instruction setup flow ( -VS S)keeping the / Pin = “L” U ser application setup by internal instructions U ser LC D pow er setup by internal instructions U ser LC D pow er setup by internal instructions ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Figure 7-6. Initializing with the built-in power supply circuits Referential instruction setup flow (2) Power On(VDD-VSS)keeping the /RESET Pin = “L” User application setup by internal instructions User LCD power setup by internal instructions Waiting for stabilizing the LCD power levels TOMATO LSI Inc ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Figure 7-7. Initializing without the built -in power supply circuits Referential Instruction Setup Flow (3) TOMATO LSI Inc. 46 End of initialization End of initialization DDRAM address by instruction [initial display line] [Set page address] [Set column address] Write display data by instruction ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Referential instruction setup flow (4) User LCD power setup by internal instructions User LCD power setup by internal instructions User LCD power setup by internal instructions TOMATO LSI Inc. 47 Optional status Optional status Turn display ON/OFF by instruction ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 8. SPECIFICATIONS 8-1. Absolute maximum ratings Table 8-1. Absolute maximum ratings Parameter Supply voltage range Input voltage range Operating temperature range Storage temperature range Notes: 1. VDD and VLCD are based on VSS = 0V. 2. Voltages V0 >V1>V2>V3>V4>VSS(GND) must always be satisfied.(VLCD = V0 - VSS) 3 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Table 8-2. DC Characteristics (Continued) ( VSS = 0V, VDD = 2.4V to 5.5V -40 to +85 Item Symbol Voltage converter/regulator/follower Voltage converter input VDD voltage Voltage converter output VOUT voltage Voltage regulator VOUT operating voltage Voltage follower V0 operating voltage Reference voltage VREF Table 8-2 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Table 8-3. The relationship between oscillation frequency and frame frequency Duty ratio On-chip oscillator circuit is used 1/65 External clock is used On-chip oscillator circuit is used 1/49 External clock is used On-chip oscillator circuit is used 1/33 External clock is used ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 8-3. AC CHARACTERISTICS a. Read / write characteristics (8080-series MPU 0 rite ead) Figure 8-4. Read / write timing chart (8080-series MPU) Item ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Read access time Output disable time b. Read / write characteristics (6800-series MPU AS68 /CS1 (CS2=1) E 0.1VDD DB7 ~ DB0 (Write) DB7 ~ DB0 (Read) Figure 8-5. Read / write timing chart (6800-series MPU) Item Signal Address setup time ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Access time Output disable time c. Serial interface characteristics /CS1 (CS2=1) RS DB6 0.9VDD (SCLK) 0.1VDD DB7 (SID) Item Signal Serial clock cycle DB6 SCLK high pulse width (SCLK) SCLK low pulse width Address setup time ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD /CS1 set up time /CS1 /CS1 hold time d. Reset input timing /RESET Item Signal Reset low pulse width /RESET Item Signal Reset low pulse width /RESET e. Display control output timing e. Display control output timing ...
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... MPU Interface(PS = “H”, C68 = “ H”) /CS1 CS2 RS /RD /WR DB7 to DB0 /RESET VSS VDD Ver 0.0 Max. Unit Remark 35 ns HT0313A /CS1 CS2 RS DB7(SID) DB6(SCLK) /RESET DB5 to DB0 C68 PS HT0313A /CS1 CS2 RS E_/RD RW_/WR DB7 to DB0 /RESET C68 PS HT0313A /CS1 CS2 RS E_/RD RW_/WR DB7 to DB0 /RESET C68 PS ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Figure 9-2. CONNECTIONS BETWEEN HT0313A AND LCD PANEL a. Single chip configuration (1/65 duty configurations) ! " 132 PIXELS SEG0 …………………SEG131 COM31 HT0313A (Bottom View) COM0 COMS Figure 9-4. SHL = 0, ADC = 0 ...
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... PIXELS SEG131 …………..……SEG0 COMS COM23 COM63 HT0313A (Top View) COM0 COM40 COMS COM40 COMS COM0 HT0313A (Bottom View) COM63 COMS COM23 SEG131 ………………….SEG0 ! " 132 PIXELS ...
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... COM63 COMS COMS @ 32 x 132 PIXELS Figure 9-15. SHL = 1, ADC = 1 Ver 0.0 ! " SEG131 …………..……SEG0 COM15 HT0313A (Top View) COM0 COMS COMS COM0 HT0313A (Bottom View) COM15 SEG131 ………………….SEG0 ! " ...
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... … … … … … tto Figure 9-16. SHL = 0, ADC = 0 COMS COM32 HT0313A COM0 (Bottom (Slave) COM63 COM31 COMS SEG0 SEG131 … … … … ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD - Display control pin: DISP - LCD power pins: V0, V1, V2, V3 130COM (128COM + 2COMS) x 132SEG Figure 9-18 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 9-3 TCP Pin lay out (sample DISP /CS1 CS2 VDD /RESET RS RW _/ER E_/RD DB0 DB1 DB2 DB3 DB4 DB5 DB6(SCLK) DB7( SID) DSEL0 DSEL1 MS CLS C68 PS VSS VDD VOUT C3+ C3- C1+ C1- C2+ C2 ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD 9-4. Application circuit for serial a. Package type: TCP b. Device mode : Master mode, Internal OSC, normal mode, 4-times boost-up, internal resistor MPU MPU MPU MPU MPU VSS VDD TCP out side [20 PINS] TOMATO LSI Inc. ...
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... HT0313A 65COM / 132SEG DRIVER & CONTROLLER FOR STN LCD Figure 9-20. HT0313A Application circuit for serial TOMATO LSI Inc. 63 Ver 0.0 ...