ST7565 Sitronix Technology, ST7565 Datasheet
ST7565
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ST7565 Summary of contents
Page 1
... The ST7565 is a single-chip dot matrix LCD drivers that can be connected directly to a microprocessor bus. 8-bit parallel or serial display data sent from the microprocessor is stored in the internal display data RAM and the chip generates a LCD drive signal independent of the microprocessor. ...
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... Bump Size Bump Height Chip Thickness Master/slave mode cancel. VOUT maximum -18V ST7565-0A Temperature gradient = -0.15%/°C Logic power supply V DD Booster 4 times cancel , 3 times , 2 times worked In display reverse mode , used display off command : display pixels all on In display reverse mode , used display all point on command : display pixels all off www ...
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... ST7565 PAD PIN Name X No. 001 (NC) 4536 002 FRS 4431 003 FR 4326 004 CL 4221 005 /DOF 4116 006 (NC) 4011 007 VSS 3906 008 /CS1 3801 009 CS2 3696 010 ...
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... ST7565 PAD PIN Name X No. 095 VSS -4116 096 SEL2 -4221 097 VDD -4326 098 SEL3 -4431 099 VSS -4536 100 (NC) -4777.5 -4777.5 101 COM[31] -4777.5 102 COM[30] 103 COM[29] -4777.5 -4777.5 104 COM[28] -4777.5 105 COM[27] -4777.5 106 COM[26] -4777.5 ...
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... ST7565 PAD PIN Name X No. 199 SEG[60] -357.5 200 SEG[61] -292.5 201 SEG[62] -227.5 202 SEG[63] -162.5 203 SEG[64] -97.5 204 SEG[65] -32.5 205 SEG[66] 32.5 206 SEG[67] 97.5 207 SEG[68] 162.5 208 SEG[69] 227.5 209 SEG[70] 292.5 210 SEG[71] 357.5 211 SEG[72] 422.5 212 SEG[73] 487 ...
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... ST7565 PAD PIN Name X.5 No. 4777.5 303 COM[59] 4777.5 304 COM[60] 4777.5 305 COM[61] 4777.5 306 COM[62] 4777.5 307 COM[63] 4777.5 308 COMS 4777.5 309 (NC) www.DataSheet4U.com Ver 1.0a Y 715 780 845 910 975 1040 1119 6/56 2002/06/24 ...
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... ST7565 VDD Voltage HPM follower circuit V5 VR Voltage Regulator VRS circuit IRS VOUT CAP1+ Voltage CAP1- booster CAP2+ circuit CAP2- CAP3+ Power Supply VSS2 Circuit Status VSS www.DataSheet4U.com Ver 1 ...
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... ST7565 Power Supply Pins Pin Name I/O Power VDD Shared with the MPU power supply terminal Vcc. Supply Power VSS This terminal connected to the system GND. Supply Power ...
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... When connected to an 8080 MPU, this is active LOW. (E) This pin is connected to the /RD signal of the 8080 MPU, and the /RD ST7565 series data bus output status when this signal is “L”. I (E) • When connected to a 6800 Series MPU, this is active HIGH. ...
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... ST7565 Pin Name I/O Terminal to select whether or enable or disable the display clock internal oscillator circuit. CLS = “H” : used Internal oscillator circuit . CLS I CLS = “L” : used external clock input .(internal oscillator is disable) When CLS = “L”, input the display clock through the CL terminal. ...
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... Output Voltage RAM DATA FR Normal Display Power save Part No. COM ST7565 COM0 ~ COM63 ST7566 COM0 ~ COM47 ST7567 COM0 ~ COM31 ST7568 COM0 ~ COM53 ST7569 COM0 ~ COM51 DD Scan Data FR Output Voltage ...
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... The MPU Interface Selecting the Interface Type With the ST7565 chips, data transfers are done through an 8-bit parallel data bus (D7 to D0) or through a serial data input (SI). Through selecting the P/ S terminal polarity to the P/S CS1 H: Parallel Input /CS1 L: Serial Input /CS1 “ ...
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... Data transfer at a higher speed is ensured since the MPU is required to satisfy the cycle time accessing the ST7565. Wait time may not be considered. And, in the ST7565, each time data is sent from the MPU, a type of pipeline process between LSIs is performed through the bus holder attached to the internal data bus. Internal data bus ...
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... ST7565 The Busy Flag When the busy flag is “1” it indicates that the ST7565 is running internal processes, and at this time no command aside from a status read will be received. The busy flag is outputted to D7 pin with the read instruction. If the cycle time WR DATA ...
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... Column Address ← (D0) “1” 83 (H) for ST7565 , the detail is shown page.11 The display area line area for the ST7565. If the line addresses are changed dynamically using the display start line address set command, screen scrolling, page swapping, etc. can be performed. ...
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... ST7565 Page Address Data ...
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... ST7565 The Display Data Latch Circuit The display data latch circuit is a latch that temporarily stores the display data that is output to the liquid crystal driver circuit from the display data RAM. Because the display normal/reverse status, display ON/OFF The Oscillator Circuit This is a CR-type oscillator that produces the display clock. The oscillator circuit is only enabled when M/S= “ ...
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... ST7565 The Common Output Status Select Circuit In the ST7565 chips, the COM output scan direction can be selected by the common output status select command. Status 1/65 DUTY COM0 → COM63 Normal Reverse COM63 → COM0 Com Duty dir com[0:15 com[0:23] 1/49 1 com[47:24] 0 com[0:15] ...
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... ST7565 COM0 COM1 COM2 COM3 COM4 COM5 COM6 COM7 COM8 COM9 COM10 COM11 COM12 COM13 COM14 SEG www.DataSheet4U.com Ver 1.0a FR COM0 COM1 COM2 SEG0 3 4 SEG1 COM0 to SET0 COM0 to SET1 Figure 6 19/ ...
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... While other combinations, not shown above, are also possible, these combinations are not recommended because they have no practical use. The Step-up Voltage Circuits Using the step-up voltage circuits equipped within the ST7565 chips it is possible to product a Quad step-up, a Triple step-up, and a Double step-up of the V voltage levels. Quad step-up: Connect capacitor C1 between CAP1+ and CAP1– ...
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... OUT outputs the LCD systems can be constructed without having to include VOUT high-accuracy voltage regulator circuit components. Moreover, in the ST7565, Two types of thermal gradients have been prepared as voltage regulator, -0.15%/°C (2) external input (supplied to the 5 adjust the liquid crystal display brightness. The V ...
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... IC-internal fixed voltage supply, and its voltage 25° shown in Table 9. REG Part no. ST7565-0A ST7565-0B α is set to 1 level of 64 possible levels by the electronic volume function depending on the data set in the 6-bit electronic volume register. Table 10 shows the value for α depending on the electronic volume register settings. Rb/Ra is the V ...
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... Figure 9 : (1) For ST7565-0A the Thermal Gradient = -0.15%/°C voltage regulator internal resistor ratio register and the electronic volume register. 5 23/56 ST7565-0B (2) V External Input RS 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 voltage adjustment and electric 5 111 110 101 100 011 ...
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... Ver 1.0a 18H 30H Figure 10 : (2) For ST7565-0B with External Input VRS voltage regulator internal resistor ratio register and the electronic volume register –7V for an ST7565-0A on which Temperature gradient = –0.15%/°C. 5 voltage is, as shown Table 13, as dependent on the electronic 5 Table 12 Contents ...
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... V EV External resistor Ra' External resistor Rb' Setup example: When selecting Ta = 25°C and V ST7565-0A the temperature gradient = –0.15%/°C. When the central value of the electron volume register is (D5, D4, D3, D2, D1, D0 0), then α and V = –2.1V so, according to equation B-1, REG Rb' ...
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... R2 External Rb' resistor R3 Setup example: When selecting Ta = 25°C and V V (using R2) for an ST7565-0A the temperature gradient = –0.15%/°C. When the central value for the electronic volume register is set at (D5, D4, D3, D2, D1, D0 0), then α and V = –2.1 V so, according to equation C-1, when REG = 0 Ω ...
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... We The Internal Power Supply Shutdown Command Sequence The sequence shown in Figure 13 is recommended for shutting down the internal power supply, first placing the The temperature grade of the Internal Power Supply for ST7565-0A (-0.15%/°C) : 10V 9V 8V ...
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... ST7565 Reference Circuit Examples(standar) Figure 15 shows reference circuit examples. 1. When used all of the step-up circuit, voltage regulating circuit and V/F circuit (1) When the voltage regulator internal resistor is used. (Example where with 4x step-up When the voltage regulator circuit and V/F circuit alone are used ...
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... ST7565 3. When the V/F circuit alone is used External power supply When the built-in power circuit is used to drive a liquid crysta l panel heav ily loa ded with recommended to connect an external resistor to stabilize potentials and built-in voltage follower. ...
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... ST7565 Reference Circuit Examples www.DataSheet4U.com Ver 1.0a IRS M OUT CAP3- C1 CAP1+ C1 CAP1- CAP2+ C1 CAP2- VRS 30/56 C1: 1.0uF to 4.7uF C2: 0.1uF to 1.0uF R1:30KΩ.. 300KΩ 2002/06/24 ...
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... DD 5 When the internal liquid crystal power supply circuit is not used on other models of ST7565 series necessary that /RES is “L” when the external liquid crystal power supply is turned on. While /RES is “L,” the oscillator works but the display timing generator stops, and the CL, FR, FRS and /DOF terminals are fixed to “ ...
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... D S The ST7565 identify the data bus signals by a combination of A0, /RD (E), /WR(R/W) signals. Command interpretation and execution does not depend on the external clock, but rather is performed through internal timing only, and thus the processing is fast enough that normally a busy check is not required. ...
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... ST7565 Column Address Set This command specifies the column address of the display data RAM shown in Figure 4. The column address is split into two sections (the higher 4 bits and the lower 4 bits) when it is set (fundamentally, set continuously). Each time the display data RAM is accessed, the column address automatically increments (+1), making it possible for the MPU to continuously read from/write to the display data ...
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... ST7565 Display Data Read This command reads 8-bit data from the specified display data RAM address. Since the column address is automatically incremented by “1” after the read, the CPU can continuously read multiple-word data. One dummy read is required immediately after the column address has been set. See the function explanation in “Display Data RAM” for the explanation of accessing the internal registers ...
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... ST7565 LCD Bias Set This command selects the voltage bias ratio required for the liquid crystal display. E R Read/Modify/Write This command is used paired with the “END” command. Once this command has been input, the display data read command does not change the column address, but only the display data write command increments (+1) the column address ...
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... ST7565 Column address End This command releases the read/modify/write mode, and returns the column address to the address it was at when the mode was entered. E R Reset This command initializes the display start line, the column address, the page address, the common output mode, the V regulator internal resistor ratio, the electronic volume, and the static indicator are reset, and the read/modify/write mode and test mode are released. There is no impact on the display data RAM. See the function explanation in “ ...
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... ST7565 Power Controller Set This command sets the power supply circuit functions. See the function explanation in “The Power Supply Circuit,” for details E R/W A0 /RD / Voltage Regulator Internal Resistor Ratio Set This command sets the V voltage regulator internal resistor ratio. For details, see the function explanation is “ ...
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... ST7565 Electronic Volume Register Set By using this command to set six bits of data to the electronic volume register, the liquid crystal drive voltage V of the 64 voltage levels. When this command is input, the electronic volume mode is released after the electronic volume register has been set. ...
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... ST7565 Static Indicator Register Set This command sets two bits of data into the static indicator register, and is used to set the static indicator into a blinking mode. E R/W A0 /RD / Disabled bit Static Indicator Register Set Sequence Power Save (Compound Command) When the display all points ON is performed while the display is in the OFF mode, the power saver mode is entered, thus greatly reducing power consumption ...
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... Note: The ST7565 maintain their operating modes until something happens to change them. Consequently, external noise, etc., can change the internal modes of the ST7565 . Thus in the packaging and system design it is necessary to suppress the noise or take measure to prevent the noise from influencing the chip. Moreover recommended that the operating modes be refreshed periodically to prevent the effects of unanticipated noise ...
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... Display all points normal display 1 1: all points ON Sets the LCD drive voltage bias ratio 1 0: 1/9 bias, 1: 1/7 bias (ST7565) Column address increment write read Clear read/modify/write Internal reset Select COM output scan direction ...
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... ST7565 Instruction Setup: Reference (1) Initialization Note: With this IC, when the power is applied, LCD driving non-selective potentials V pin) are output through the LCD driving output pins SEG and COM. When electric charge is remaining in the smoothing capacitor connecting between the LCD driving voltage output pins (V become totally dark instantaneously when the power is turned on ...
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... ST7565 2. When the built-in power is not being used immediately after turning on the power: * The target time of 5ms will result to vary depending on the panel characteristics and the capacitance of the smoothing capacitor. Therefore, we suggest you to conduct an operation check using the actual equipment. Notes: Refer to respective sections or paragraphs listed below. ...
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... ST7565 (2) Data Display Notes: Reference items *9: Command Description; Display start line set *10: Command Description; Page address set *11: Command Description; Column address set *12: Command Description; Display data write *13: Command Description; Display ON/OFF Avoid displaying all the data at the data display start (when the display is ON) in white. ...
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... ST7565 Refresh It is recommended to turn on the refresh sequence regularly at a specified interval. Precautions on Turning off the power <Turning the power ( Power Save (The LCD powers ( • Observe > • When < irregular display may occur Set on the MPU according to the software ...
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... ST7565 <Turning the power ( Reset (The LCD powers ( • Observe > • When < irregular display may occur For , make the power ( determined according to the external capacity C2 (smoothing capacity RES SEG ...
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... OUT , +0 –0 0 –0 0 –40 to +85 OPR –55 to +100 T STR –55 to +125 ST7565 chip side ≧ V ≧ V ≧ V ≧ Unit °C ° SS2 5., OUT ≧ ...
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... ST7565 Unless otherwise specified Item Operating Voltage (1) Operating Voltage (2) Operating Voltage (3) High-level Input Voltage Low-level Input Voltage High-level Output Voltage Low-level Output Voltage Input leakage current Output leakage current ...
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... ST7565 Item Input voltage Supply Step-up output voltage Circuit Voltage regulator Circuit Operating Voltage Voltage Follower Circuit Operating Voltage Base Voltage • Dynamic Consumption Current : During Display, with the Internal Power Supply OFF Current consumed by total ICs when an external power supply is used . ...
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... It indicates the current consumed on ICs alone when the internal oscillator circuit and display are turned on. The ST7565 is 1/9 biased. Does not include the current due to the LCD panel capacity and wiring capacity. Applicable only when there is no access from the MPU. ...
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... ST7565 System Bus Read/Write Characteristics 1 (For the 8080 Series MPU) A0 CS1 (CS2="1") WR, (Write (Read) Item Address hold time Address setup time System cycle time Enable L pulse width (WRITE) ...
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... ST7565 System Bus Read/Write Characteristics 2 (For the 6800 Series MPU) A0 R/W CS1 (CS2="1" (Write (Read) Item Address hold time Address setup time System cycle time Enable L pulse width (WRITE) Enable H pulse width (WRITE) Enable L pulse width (READ) ...
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... ST7565 The Serial Interface CS1 (CS2="1") A0 SCL SI Item Serial Clock Period SCL “H” pulse width SCL “L” pulse width Address setup time Address hold time Data setup time Data hold time CS-SCL time CS-SCL time *1 The input signal rise and fall time ( *2 All timing is specified using 20% and 80 www ...
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... ST7565 Reset Timing RES Internal status Item Reset time Reset “L” pulse width *1 All timing is specified with 20% and 80 www.DataSheet4U.com Ver 1. During reset Figure 41 Table27 Signal Symbol Condition RES RW as the standard. DD 54/ Reset complete ( –40 to 85°C ) ...
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... The ST7565 Series can be connected to either 80X86 Series MPUs or to 68000 Series MPUs. Moreover, using the serial interface it is possible to operate the ST7565 series chips with fewer signal lines. The display area can be enlarged by using multiple ST7565 Series chips. When this is done, the chip select signal can be used to select the individual ICs to access. ...
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... ST7565 Revisions Version 0.4 - Page 16 Modify Figure 4. - Page 55 Add Revisions page. Version 0.5 - Page 1 Modify FEATURES. - Page 2 Modify PIN DIMENSIONS. - Page 3~6 Modify Pad Center Coordinates. - Page 7,10 Modify PIN DESCRIPTIONS. - Page 18 Modify Table 6. - Page 22~27 Modify The Voltage Regulator Circuit. Version 0.6 - Page 2 Modify PIN DIMENSIONS. ...