p87c453ebaa NXP Semiconductors, p87c453ebaa Datasheet
p87c453ebaa
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p87c453ebaa Summary of contents
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OTP/ROM, expanded I/O Preliminary specification Supersedes data of 1997 Dec 29 IC20 Data Handbook INTEGRATED CIRCUITS 1998 Apr 23 ...
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... CPU while allowing the RAM, timers, serial port, and interrupt system to continue functioning. Power-down mode freezes the oscillator, causing all other chip functions to be inoperative while maintaining the RAM contents. ORDERING INFORMATION 1 EPROM ROM P87C453EBAA OTP P83C453EBAA NOTE: 1. OTP = One-Time Programmable EPROM. 1998 Apr 23 FEATURES 80C51 based architecture ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O BLOCK DIAGRAM RAM ADDR 256 BYTES REGISTER RAM B ACC REGISTER PSEN ALE/PROG TIMING AND EAV PP CONTROL RST PORT 1 PD LATCH OSCILLATOR PORT 1 ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O LOGIC SYMBOL XTAL1 XTAL2 RST EA/V PP PSEN ALE/PROG RxD TxD INT0 INT1 ODS IDS PORT 6 CONTROL BFLAG AFLAG 1998 Apr ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O PIN DESCRIPTION MNEMONIC TYPE NAME AND FUNCTION PIN NO Ground: 0V reference Power Supply: This is the power supply voltage for normal, idle, ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O Table 1. 87C453 Special Function Registers DIRECT SYMBOL DESCRIPTION ADDRESS ACC* Accumulator E0H B* B register F0H CSR*# Port 6 command/status E8H DPTR Data pointer (2 bytes) DPH Data pointer ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O 0 IE.0 INT0 IT0 1 IE.1 TF0 0 IE.2 INT1 IT1 1 IE.3 TF1 RI IE.4 TI IE.5 IBF IE.6 OBF INDIVIDUAL ENABLES MSB EA IOB BIT SYMBOL FUNCTION IE.7 ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O MSB — POB BIT SYMBOL FUNCTION IP.7 — Reserved. IP.6 POB Defines the Output Buffer Full interrupt (IOB) priority level. POB=1 programs it to the higher priority level. IP.5 PIB ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O SCON Address = 98H Bit Addressable SM0/FE SM1 Bit (SMOD0 = 0/1)* Symbol Function FE Framing Error bit. This bit is set by the receiver when an invalid ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I RECEIVED ADDRESS PROGRAMMED ADDRESS IN UART MODE 2 OR MODE 3 AND SM2 = 1: INTERRUPT IF REN=1, RB8=1 AND “RECEIVED ADDRESS” = “PROGRAMMED ADDRESS” ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O In the above example the differentiation among the 3 slaves is in the lower 3 address bits. Slave 0 requires that bit and it can be uniquely ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O ODS is active low for output driver control. The OBF flag can be programmed to be cleared on the negative or positive edge of ODS. Can produce an IOB interrupt ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O AFLAG BFLAG BFLAG/ODS MODE (CSR.6/.7) INPUT BUFFER AFLAG FULL (CSR.0) MODE (CSR.4/.5) OUTPUT BUFFER FULL (CSR.1) Table 3. Special Function Register Addresses REGISTER ADDRESS Name Symbol Port 4 Port 5 ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I ABSOLUTE MAXIMUM RATINGS PARAMETER Operating temperature under bias Storage temperature range Voltage on any other pin Power dissipation (based on package heat transfer limitations, ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O AC ELECTRICAL CHARACTERISTICS + 10 amb CC SS SYMBOL FIGURE PARAMETER 1/t Oscillator frequency CLCL t 9 ALE ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O AC ELECTRICAL CHARACTERISTICS (Continued) SYMBOL FIGURE PARAMETER Port 6 output t 13 ODS width OLOH t 14 SEL to data out delay FVDV t 13 ODS to data out delay ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O EXPLANATION OF THE AC SYMBOLS Each timing symbol has five characters. The first character is always ‘t’ (= time). The other characters, depending on their positions, indicate the name of ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O ALE PSEN t LLWL WR t LLAX t AVLL A0–A7 PORT 0 FROM RI OR DPL t AVWL PORT 2 INSTRUCTION 0 1 ALE t XLXL CLOCK t QVXH OUTPUT ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O OBF (AFLAG) PE (BFLAG) ODS PORT 6 ODS SEL (AFLAG) PORT 6 DATA PE (BFLAG) IDS PORT 6 IBF (BFLAG) IDS 1998 Apr 23 t OVFV t OLOH t OLDV ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I 0.45V V –0.5 CC 0.2V +0.9 CC 0.2V –0.1 CC 0.45V NOTE: AC inputs during testing are driven at V –0.5 for a logic ‘1’ and 0.45V for ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I RST (NC) XTAL2 CLOCK SIGNAL XTAL1 IDS V SS ODS Figure 21. I Test Condition, Active Mode CC All other pins are disconnected V CC 0.45V Figure ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O EPROM CHARACTERISTICS The 87C453 is programmed by using a modified Quick-Pulse Programming algorithm. It differs from older methods in the value used for V (programming supply voltage) and in the ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O A0– 4–6MHz 1 0 ALE/PROG ALE/PROG: A0– 4–6MHz 1998 Apr 23 + RST EA/V PP P3.6 ALE/PROG 87C453 ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS + 10 (See Figure 28) amb CC SS SYMBOL PARAMETER V Programming supply ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O PLCC68: plastic leaded chip carrier; 68 leads; pedestal 1998 Apr 23 83C453/87C453 25 Preliminary specification SOT188-3 ...
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Philips Semiconductors 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O Data sheet status Data sheet Product Definition status status Objective Development This data sheet contains the design target or goal specifications for product development. specification Specification may change in any ...