HD4074344S HITACHI, HD4074344S Datasheet
HD4074344S
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HD4074344S Summary of contents
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... PROM by a PROM writer, which can dramatically shorten system development periods and smooth the process from debugging to mass production. (The PROM program specifications are the same as for the 27256.) ZTAT : Zero Turn Around Time ZTAT is a Trademark of Hitachi Ltd. Features Input/output pins ...
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HD404344R Series/HD404394 Series HD404344R Series Ceramic oscillator, CR oscillation, External clock drive is also possible. HD404394 Series, HD4074344 Ceramic oscillator, External clock drive is also possible. Five interrupt sources One by external source (with programmable edge detection) Four by internal ...
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... HD404342RFT HD404392FT HD40C4342RFT HD404344RFT HD404394FT HD40C4344RFT HCD404344R —— HCD40C4344R ZTAT HD4074344S HD4074394S HD4074344FP HD4074394FP HD4074344FT HD4074394FT Note: 1. The HD404344R Series is available in a mask ROM version only. 2. ZTAT chip shipment is not supprted. 3. The specifications of shipped chips differ from those of the package product. Please contact our sales staff for details ...
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HD404344R Series/HD404394 Series List of Functions Mask ROM item HD404341R Operating voltage (V) 2.5 to 5.5 Instruction cycle time (typ 4.0 osc MHz) ROM (Words) 1,024 RAM (Digits) 256 I/O 22 High-current 10 I/O pins (Sink ...
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List of Functions (cont) Mask ROM item HCD40C4344R Operating voltage (V) 2.7 to 5.5 Instruction cycle time (typ ROM (Words) 4,096 RAM (Digits) 256 I High-current I/O pins (Sink 15 ...
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HD404344R Series/HD404394 Series List of Functions (cont) Mask ROM item HD404391 HD404392 Operating voltage (V) 2.7 to 5.5 2.7 to 5.5 Instruction cycle time (typ 4.0 (f osc MHz) MHz) ROM (Words) 1,024 2.048 ...
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Pin Arrangement HD404344R Series, HD4074344 DP-28S FP-28DA OSC ...
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HD404344R Series/HD404394 Series Pad Arrangement HCD404344R, HCD40C4344R Type Code Type Code: HD404344R (HCD404344R) HD40C4344R (HCD40C4344R ...
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Bonding Pad Coordinates HCD404344R, HCD40C4344R Chip center (X=0, Y=0) Type Code Coordinates Pad No. Pad Name R13 –1425 2 R20 –1425 3 R21 –1425 4 R22 –1425 5 R23 –1425 6 OSC1 –1425 7 OSC2 –1425 ...
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HD404344R Series/HD404394 Series Pin Description HD404344R Series, HD4074344 Pin Number DP-28S/ Item Symbol FP-28DA FP-30D Chip Power supply GND 11 Test TEST 17 RESET Reset 18 Oscillator OSC 9 1 OSC 10 2 Port D –D 23–28 ...
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HD404394 Series Pin Number DP-28S/ Item Symbol FP-28DA FP-30D Power supply GND 11 Test TEST 17 RESET Reset 18 Oscillator OSC 9 1 OSC 10 2 Port D –D 23– –R0 , 1–8, 0 ...
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HD404344R Series/HD404394 Series HD404344R Series, HD4074344 Block Diagram Interrupt INT 0 control Timer B EVNB Timer C TOC SI Serial SO interface SCK A/D converter Data bus Large-current pin Bidirectional signal line ...
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HD404394 Series Block Diagram Interrupt INT 0 control Timer B EVNB Timer C TOC SI Serial SO interface SCK A/D converter ref Data bus Large-current pin Intermediate- voltage NMOS open drain pins Standard- ...
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HD404344R Series/HD404394 Series Memory Map ROM Memory Map The ROM memory map for the MCU is shown in figure 1 and explained as follows. 0 Vector address 15 16 Zero-page subroutine (64 words HD404341R, HD40C4341R, HD404391 program/pattern (1,024 ...
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Vector Address Area ($0000 to $000F): When an MCU reset or an interrupt process is executed, the program will begin executing from a vector address. The JMPL instructions which branch to the reset routine and interrupt routine should be programmed ...
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HD404344R Series/HD404394 Series RAM Memory Map The MCU RAM contains 256 digits areas. The interrupt control bits area, special register area, and the register flag area are mapped into the RAM memory. The RAM memory area is shown in figure ...
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RAM Map Register Area ($000 to $03F): Interrupt control bits area: $000 to $003 This area is made up of bits used for interrupt control as shown in figure 3. Each bit can be accessed only by RAM bit manipulation ...
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HD404344R Series/HD404394 Series RAM Address $0000 $0001 $0002 $0003 $020 : Not used $021 IF: Interrupt request flag $022 IE: Interrupt mask IM: Interrupt $023 enable flag SP: Stack pointer Figure 3 Configuration of Interrupt Control Bits and Register Flag ...
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Register name Bit 3 $000 IM0 $001 $002 IMTC $003 IMS $004 PMRA SMR $005 R0 /SCK 0 SRL $006 SRU $007 $008 TMB1 $009 Reload control TRBL/TWBL $00A TRBU/TWBU $00B $00C Pull-up control MIS TMC $00D Reload control TRCL/TWCL ...
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HD404344R Series/HD404394 Series Memory registers $040 MR(0) $3C0 MR(1) $041 MR(2) $042 MR(3) $043 MR(4) $044 MR(5) $045 MR(6) $046 MR(7) $047 $048 MR(8) $049 MR(9) MR(10) $04A MR(11) $04B MR(12) $04C MR(13) $04D MR(14) $04E MR(15) $3FF $04F PC ...
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Functional Description Registers and Flags The CPU has nine registers and two flags. Their configurations are shown in figure 7 and explained as follows. Accumulator Initial value: Undefined, R/W B register Initial value: Undefined, R/W W register Initial value: Undefined, ...
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HD404344R Series/HD404394 Series Accumulator (A), B Register (B): The accumulator and B register are 4-bit registers used for storing ALU operation results and data that is transferred between memory and I/O ports or between other registers. W Register (W), X ...
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Table 1 Initial Values After MCU Reset Item Program counter Status flag Stack pointer Interrupt Interrupt enable flag flags/mask Interrupt request flag Interrupt mask I/O Port data register Data control register Port mode register A Port mode register B Port ...
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HD404344R Series/HD404394 Series Table 1 Initial Values After MCU Reset (cont) Item A/D A/D mode register 1 A/D mode register 2 Bit register Watchdog timer on flag (WDON) A/D start flag I off flag AD Others Miscellaneous register Notes: 1. ...
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Interrupts There are five kinds of interrupts: external INT An interrupt request flag or an interrupt mask and vector address are used for each type of interrupt. They are used for storing interrupt requests and interrupt controls. An interrupt enable ...
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HD404344R Series/HD404394 Series $000 (RESET, STOPC ) $000,2 INT interrupt IF0 0 $000,3 IM0 $002,0 Timer B interrupt IFTB $002,1 IMTB $002,2 Timer C interrupt IFTC $002,3 IMTC $003,0 A/D interrupt IFAD $003,1 IMAD $003,2 Serial interrupt IFS ...
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Table 2 Interrupt Processing and Activation Conditions Interrupt Control Bit IE IF0 · IM0 IFTB · IMTB IFTC · IMTC IFAD · IMAD IFS · IMS Note: * Can be either Their values have no effect on ...
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HD404344R Series/HD404394 Series Power on No RESET = 0? Yes Reset MCU Figure 10 Interrupt Processing Flowchart 28 Yes Interrupt request Execute instruction PC (PC Yes PC $0002 Yes PC $0008 Yes PC $000A Yes PC ...
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Interrupt Enable Flag (IE: $000, Bit 0): The interrupt enable flag executes interrupt enable/disable for all interrupt requests as listed in table reset by interrupt processing and set by the RTNI instruction. Table 3 Interrupt Enable Flag ...
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HD404344R Series/HD404394 Series Timer B Interrupt Mask (IMTB: $002, Bit 1): IMTB is a bit which masks the interrupt request caused by the timer B interrupt request flag, as listed in table 7. Table 7 Timer B Interrupt Mask (IMTB: ...
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Serial Interrupt Mask (IMS1: $003, Bit 3): IMS1 is a bit which masks the interrupt request caused by the serial interrupt request flag, as listed in table 11. Table 11 Serial Interrupt Mask (IMS: $003, Bit 3) IMS Interrupt Request ...
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HD404344R Series/HD404394 Series Operating Modes The MCU has three operating modes as shown in table 14. The transitions between the operating modes are shown in figure 11. Table 14 Operations in Each Operating Mode Function Active Mode System oscillator OP ...
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Active Mode: All functions operate in active mode. In active mode, the MCU is controlled by the oscillating circuit of OSC and OSC 1 Standby Mode: The MCU switches to standby mode when an SBY instruction is executed. In standby ...
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HD404344R Series/HD404394 Series Table 15 Operating Modes and Transition Conditions Mode Conditions to Enter Mode RESET release Active mode Interrupt request STOPC release in stop mode Standby mode SBY instruction Stop mode STOP instruction Oscillator Internal clock RESET or STOPC ...
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Stop Oscillator: Stop Oscillator: Active Peripheral clocks: Stop Peripheral clocks: Active All other clocks: Stop All other clocks: Stop No RESET = 0? RESET = 0? Yes Yes No STOPC = 0? Yes RAME = 1 RAME = 0 Restart ...
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HD404344R Series/HD404394 Series MCU Operation Sequence: The MCU operates according to the flowcharts shown in figures 14 to 16. Since RESET is asynchronous input, the MCU will be reset in any mode that the MCU is operating in. The low-power ...
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Low-power mode operation cycle IF: Interrupt request flag IM: Interrupt mask IE: Interrupt enable flag PC: Program counter CA: Carry flag ST: Status flag Figure 15 MCU Operation Sequence (MCU Operation Cycle) HD404344R Series/HD404394 Series MCU operation cycle Yes IF ...
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HD404344R Series/HD404394 Series Low-power mode operation cycle and Yes Hardware NOP execution PC Next Iocation MCU operation cycle Note: * For IF and IM operation, refer to figure 13. Figure 16 MCU Operation Sequence ...
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Oscillator Circuit Figure 17 shows a block diagram of the clock generation circuit. Ceramic oscillator can be connected to OSC and OSC as listed in table 16. An external clock can also be connected. In addition, the system 1 2 ...
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HD404344R Series/HD404394 Series Table 16 Oscillator Circuit Examples Circuit Configuration External clock operation External oscillator Open Ceramic oscillator (OSC , OSC ) Ceramic oscillator C GND CR oscillation (OSC , OSC ) 1 2 HD404344R series Notes: ...
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Input/Output The HD404344R series and HD4074344 MCU has 22 input/output pins (D HD404394 MCU has 21 input/output pins (D following features: All 22 pins for the HD404344R series and HD4074344 have a CMOS output circuit. Ten pins D and R1 ...
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HD404344R Series/HD404394 Series Table 18 Circuit Configurations of I/O Pins I/O Pin Type Circuit Input/output V pins Input control signal Input control signal Input control signal Input control signal ...
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Table 18 Circuit Configurations of I/O Pins (cont) I/O Pin Type Circuit Peripheral Input function pins output pins Output V CC pins V CC Input V CC pins V Note: In stop mode, the MCU is reset and ...
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HD404344R Series/HD404394 Series D Port The D port consists of six input/output pins each addressed by one bit. The D ports can be set and reset by SED/RED and SEDD/REDD instructions. Output data is stored in the port data register ...
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Port mode register B (PMRB: $024) Bit 3 2 Initial value 0 — Read/Write W — Bit name PMRB3 Not used Not used PMRB3 D /STOPC Mode Selection STOPC 1 Figure 20 Port Mode Register B ...
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HD404344R Series/HD404394 Series R Port The R port consists of input/output pins each addressed by 4 bits. Input/output is controlled by the LAR and LBR instructions and the LRA and LRB instructions. The output data is stored in the port ...
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Serial mode register (SMR: $005) Bit 3 2 Initial value 0 0 Read/Write W W Bit name SMR3 SMR2 R0 /SCK 0 SMR3 SMR2 Mode Selection SCK Figure 22 Serial Mode Register (SMR) A/D mode register ...
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HD404344R Series/HD404394 Series Pull-Up MOS Transistor Control Pull-up MOS, which can be controlled by software, is built into all input/output pins except R1 HD404394 series. The on/off status of all pull-up MOS pins is controlled by bit 3 (MIS3) of ...
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Prescaler The MCU has one built-in prescaler, S (PSS). This divides the system clock and outputs the divided clock to the peripheral function modules as shown in figure 25. Clocks for timers B and C except for external events, and ...
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HD404344R Series/HD404394 Series Timers The MCU has two built-in timers, B and C. The functions of each timer are listed in table 19. Table 19 Timer Functions Functions Clock source Prescaler S External event Timer functions Free-running Event counter Reload ...
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The timer B interrupt request flag is set by an overflow. Resetting the timer B interrupt request flag (IFTB: $002, bit 0) is executed by either software MCU reset. External event counter operation: By setting the external ...
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HD404344R Series/HD404394 Series Using Timer B Registers Timer B sets the operation and the read/write data according to the following registers. Timer mode register B1 (TMB1: $009) Timer mode register B2 (TMB2: $026) Timer write register B (TWBL: $00A, TWBU: ...
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Timer mode register B2 (TMB2: $026): Two-bit write-only register that sets the input edge detection of pin EVNB, as shown in figure 28 reset MCU reset. Timer mode register B2 (TMB2: $026) Bit 3 ...
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HD404344R Series/HD404394 Series Timer read register B (TRBL: $00A, TRBU: $00B): Read-only register consisting of the lower digit (TRBL) and the upper digit (TRBU) that holds the count of the timer B upper digit. See figures 31 and 32. The ...
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Timer C Timer 8-bit multifunction timer that includes free-running, reload, and watchdog timer features, which are selected and described as follows. By setting timer mode register C (TMC: $00D), one of eight internal clocks supplied from prescaler ...
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HD404344R Series/HD404394 Series Watchdog on flag (WDON) TOC Clock Selector ø PER System Prescaler S (PSS) clock Figure 33 Timer C Block Diagram Timer C Operation Free-running/reload timer operation: The selection of the free-running/reload timer, input clock source, and prescaler ...
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Watchdog timer operation: Timer C can be used as a watchdog timer for programs that may run out of control. A watchdog timer is enabled when the setting on the watchdog on flag (WDON: $020, bit When ...
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HD404344R Series/HD404394 Series Using Timer C Registers Timer C sets the operation and the read/write data according to the following registers. Timer mode register C (TMC: $00D) Timer write register C (TWCL: $00E, TWCU: $00F) Timer read register C (TRCL: ...
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Timer write register C (TWCL: $00E, TWCU: $00F): Write-only register consisting of a lower digit (TWCL: $00E) and an upper digit (TWCU: $00F), as shown in figures 37 and 38. The operation of this register is the same as that ...
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HD404344R Series/HD404394 Series Notes on Use When using the timer output as PWM output, note the following point. From the update of the timer write register until the occurrence of the overflow interrupt, the PWM output differs from the period ...
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Serial Interface The MCU has a one-channel 8-bit serial interface built in with the following features. One of 12 different internal clocks or an external clock can be selected as the transmit clock. The internal clocks include the six prescaler ...
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HD404344R Series/HD404394 Series Serial Interface Operation Selection and Changing of Serial Interface Operation Mode: The available settings for port mode register A (PMRA: $004) and the serial mode register (SMR: $005) are shown in table 21. To change the operating ...
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Table 22 Transmit Clock Selection (Prescaler Output) PMRC SMR Bit 0 Bit 2 Bit 1 Bit ...
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HD404344R Series/HD404394 Series eight pulses of the transmit clock, the state changes to the transmit clock wait state for the external clock mode (03). Also, the state changes to the STS wait state for the internal clock mode (13). In ...
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Output Level Control During Idle States: The output level of the SO pin can be set during either STS wait state or transmit clock wait state by software. During idle states, the output level is controlled by writing to bit ...
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HD404344R Series/HD404394 Series Transmit Clock Error Detection (External Clock Mode): Serial interface will malfunction if a spurious pulse caused by external noise conflicts with a normal transmit clock during data transfer. A transmit clock error of this type can be ...
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Notes On Use: Initializing after writing to registers: If port mode register A (PMRA: $004) is written to in the transmit clock wait state or transfer state, the serial interface should be reinitialized by writing to the serial mode register ...
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HD404344R Series/HD404394 Series Serial mode register (SMR: $005) Bit 3 2 Initial value 0 0 Read/Write W W Bit name SMR3 SMR2 R0 /SCK 0 SMR3 Mode Selection SCK 1 Figure 45 Serial Mode Register (SMR) Port ...
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Port mode register C (PMRC: $025) Bit 3 2 Initial value — — Undefined Read/Write — — Not used Bit name Not used Figure 46 Port Mode Register C (PMRC) HD404344R Series/HD404394 Series PMRC1 PMRC0 ...
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HD404344R Series/HD404394 Series Serial Data Register (SRL: $006, and SRU: $007): This register has the following functions (figures 47 and 48): Transmission data write and shift Receive data shift and read Data written to the serial data registers is output ...
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Port Mode Register A (PMRA: 004): This register A has the following functions: R0 /SI pin function selection 1 R0 /SO pin function selection 2 Port mode register three-bit write-only register and reset ...
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HD404344R Series/HD404394 Series Miscellaneous register (MIS: $00C) Bit Initial value Read/Write Bit name MIS3 Pull-Up MOS MIS3 On/Off Selection Pull-up MOS off 0 Pull-up MOS on 1 Programming MIS1 and MIS0 prohibited ...
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A/D Converter The MCU has a built-in A/D converter that uses a sequential comparison method with a register ladder. It can perform a digital conversion with analog inputs at 8-bit resolution. The following describes the features of ...
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HD404344R Series/HD404394 Series (R3 / – D ref GND Notes: 1. Available for the HD404344R series and HD4074344. ...
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A/D mode register 1 (AMR1: $019) Bit 3 Initial value 0 Read/Write W W Bit name AMR13 AMR12 AMR12 R3 /AN Mode Selection AMR13 R3 /AN Mode Selection ...
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HD404344R Series/HD404394 Series A/D channel register (ACR: $016) Bit Initial value Read/Write Bit name ACR3 ACR3 ACR2 ACR1 Note: * Available for the HD404344R series and HD4074344, but not available for the HD404394 series. Figure 55 ...
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I off flag (IAOF: $021, bit 2) AD Bit 3 2 Initial value 0 0 Read/Write R/W R/W Bit name RAME IAOF 0 1 Refer to the description of operating modes Figure ADRU: $018 ...
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HD404344R Series/HD404394 Series A/D data register upper (ADRU: $018) Bit Initial value Read/Write Bit name Figure 60 A/D Data Register Upper (ADRU ADRU3 ADRU2 ADRU1 ADRU0 ...
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Pin Description in PROM Mode The HD4074344 and the HD4074394 are PROM versions of a ZTAT the MCU stops operating, thus allowing the user to program the on-chip PROM. Pin Number MCU Mode DP-28S/FP-28DA FP-30D Pin ...
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HD404344R Series/HD404394 Series Programmable ROM Operation The HD4074344 and HD4074394 on-chip PROMs are programmed in PROM mode. In PROM mode, the MCU does not operate. It can be programmed like a standard 27256 EPROM using a standard PROM programmer and ...
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... The PROM should be programmed with V the HD4074344 or HD4074394, the LSI may become permanently damaged. 12 Intel’s 27256 HD404344R Series/HD404394 Series Type Name UNISITE PKW-3100 Maker Type Name Hitachi HS4344ESS01H HS4344ESP01H HS4344ESF01H Pin Low High V ...
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HD404344R Series/HD404394 Series Addressing Modes RAM Addressing Modes Register Indirect Addressing Mode: The contents of the W, X, and Y registers (10 bits total) are used as a RAM address. Direct Addressing Mode: A direct addressing instruction consists of two ...
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Current Page Addressing Mode: A program can branch to any address in the current page (256 words per page) by executing the BR instruction. Zero-Page Addressing Mode: A program can branch to any subroutine located in the zero-page subroutine area ...
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HD404344R Series/HD404394 Series Addressing Mode for P Instruction: By using the P instruction, the ROM data determined by table data addressing can be referenced. The lower-order 8 bits of ROM data are written in the accumulator and the B register ...
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BR Branching Instruction at Page Boundary: When the BR instruction page boundary (256n + 255), the address in the program counter is transferred over to point to the next page as done by the internal hardware. Therefore, ...
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... The operating temperature indicates the temperature range in which power can be supplied to the LSI (voltage Vcc shown in the electrical characteristics tables can be applied). 11. In the case of chips, the storage specification differs from that of the package products. Please consult your Hitachi sales representative for details. 86 Symbol ...
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Electrical Characteristics DC Characteristics (HD404344R, HD404342R, HD404341R, HD40C4344R, HD40C4342R, HD40C4341R 2.5 to 5.5 V, GND = 2.5 to 5.5 V, GND = HD4074394 2.7 to 5.5 ...
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HD404344R Series/HD404394 Series DC Characteristics (HD404344R, HD404342R, HD404341R, HD40C4344R, HD40C4342R, HD40C4341R 2.5 to 5.5 V, GND = 2.5 to 5.5 V, GND = HD4074394 2.7 to ...
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I/O Characteristics for Standard Pins (HD404344R, HD404342R, HD404341R, HD40C4344R, HD40C4342R, HD40C4341R HCD40C4344R 2.5 to 5.5 V, GND = HD4074344, HD4074394 2.7 to 5.5 V, GND = ...
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HD404344R Series/HD404394 Series I/O Characteristics for NMOS Intermediate-Voltage Pins for HD404394 Series (V GND = –20 to +75 C, unless otherwise specified) a Item Symbol Pins Input high voltage V IH Input low voltage V IL ...
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AC Characteristics (HD404344R, HD404342R, HD404341R, HD40C4344R, HD40C4342R, HD40C4341R 2.5 to 5.5 V, GND = 2.5 to 5.5 V, GND = HD4074394 2.7 to 5.5 V, GND ...
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HD404344R Series/HD404394 Series AC Characteristics (HD404344R, HD404342R, HD404341R, HD40C4344R, HD40C4342R, HD40C4341R 2.5 to 5.5 V, GND = 2.5 to 5.5 V, GND = HD4074394 2.7 to ...
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Serial Interface Timing Characteristics (HD404344R, HD404342R, HD404341R, HD40C4344R, HD40C4342R, HD40C4341R HCD40C4344R 2.5 to 5.5 V, GND = HD4074344, HD4074394 2.7 to 5.5 V, GND = specified) ...
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HD404344R Series/HD404394 Series OSC V CC INT 0 0.2V RESET STOPC 94 1 1/f CP – 0 CPL CPH 0 CPr CPf Figure 66 External Clock Timing , EVNB 0. ...
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... V and 0.4 V are the threshold voltages for transmit clock output, and CC 0.8V and 0.2V are the threshold voltages for transmit clock input Figure 70 Serial Interface Timing Test point Figure 71 Timing Load Circuit HD404344R Series/HD404394 Series t Scyc t SCKr t )* SCKL SCKH DSO V – SSI HSI 0. Hitachi R = 1S2074 equivalent 95 ...
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HD404344R Series/HD404394 Series 2 cyc osc Sample: Typ 1.5 1.0 0.5 0 ( Characteristics cc cc (ceramic oscillator) 3 ...
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Notes On ROM Out Please pay attention to the following items regarding ROM out. On ROM out, fill the ROM area indicated below with 1s to create the same data size as 4-kword versions (HD404344R and HD404394). A 4-kword data ...
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HD404344R Series/HD404394 Series HD404341R/HD404342R/HD404344R/HCD404344R/HD40C4341R/HD40C4342R/ HD40C4344R/HCD40C4344R Option List Please check off the appropriate applications and enter the necessary information. Date of order Customer Department Name ROM code name LSI number 1. ROM size HD404341R 1-kword HD404342R 2-kword Ceramic oscillator External clock ...
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HD404391/HD404392/HD404394 Option List Please check off the appropriate applications and enter the necessary information. Date of order Customer Department Name ROM code name LSI number 1. ROM size HD404391 1-kword HD404392 2-kword HD404394 4-kword 2. ROM code media Please specify ...
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... HD404344R Series/HD404394 Series Cautions 1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s patent, copyright, trademark, or other intellectual property rights for information contained in this document. Hitachi bears no responsibility for problems that may arise with third party’s rights, including intellectual property rights, in connection with use of the information contained in this document ...