P89C51RC2HFBD Philips Semiconductors, P89C51RC2HFBD Datasheet

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P89C51RB2Hxx P89C51RC2Hxx P89C51RD2Hxx 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Product data Supersedes data of 2001 Jun 27 hilips Semiconductors INTEGRATED CIRCUITS 2002 May 24 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM ABSOLUTE MAXIMUM RATINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM DESCRIPTION The P89C51RB2/RC2/RD2Hxx device contains a non-volatile 16KB/32KB/64KB Flash program memory that is both parallel programmable and serial In-System and In-Application Programmable. In-System Programming (ISP) allows the user to download new code while the microcontroller sits in the application. ...

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... P89C51RB2HBBD 16 kB 512 B 3 P89C51RC2HBP 32 kB 512 B 4 P89C51RC2HBA 32 kB 512 B 5 P89C51RC2HFA 32 kB 512 B 6 P89C51RC2HBBD 32 kB 512 B 7 P89C51RC2HFBD 32 kB 512 B 8 P89C51RD2HBP P89C51RD2HBA P89C51RD2HBBD 64 kB 2002 May 24 TEMPERATURE VOLTAGE VOLTAGE RANGE ( C) RANGE AND PACKAGE 0 to +70, PLCC 4.5–5 +70, LQFP 4.5– ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM BLOCK DIAGRAM RAM ADDR RAM REGISTER B ACC REGISTER PSEN ALE TIMING AND EAV PP CONTROL RST PD OSCILLATOR XTAL1 XTAL2 2002 May 24 P0.0–P0.7 P2.0–P2.7 PORT 0 PORT 2 DRIVERS DRIVERS ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM LOGIC SYMBOL XTAL1 XTAL2 RST EA/V PP PSEN ALE/PROG RxD TxD INT0 INT1 PINNING Plastic Dual In-Line Package T2/P1 T2EX/P1 P0.0/AD0 ECI/P1 P0.1/AD1 CEX0/P1 P0.2/AD2 CEX1/P1 P0.3/AD3 CEX2/P1 P0.4/AD4 CEX3/P1 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM PIN DESCRIPTIONS PIN NUMBER MNEMONIC MNEMONIC PDIP PLCC LQFP P0.0–0.7 39–32 43–36 37–30 P1.0–P1.7 1–8 2–9 40–44, 1– P2.0–P2.7 21–28 24–31 18–25 P3.0–P3.7 10–17 11, 5, 7– ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM PIN NUMBER MNEMONIC MNEMONIC PDIP PLCC LQFP PSEN EA XTAL1 XTAL2 NOTE: To avoid “latch-up” effect at power-on, the voltage on any pin (other than V 2002 May 24 P89C51RB2/P89C51RC2/ TYPE TYPE NAME AND FUNCTION ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM SPECIAL FUNCTION REGISTERS DIRECT SYMBOL DESCRIPTION ADDRESS ACC* Accumulator E0H AUXR# Auxiliary 8EH AUXR1# Auxiliary 1 A2H B* B register F0H CCAP0H# Module 0 Capture High FAH CCAP1H# Module 1 Capture High ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM SPECIAL FUNCTION REGISTERS (CONTINUED) DIRECT SYMBOL DESCRIPTION ADDRESS PSW* Program Status Word D0H RCAP2H# Timer 2 Capture High CBH RCAP2L# Timer 2 Capture Low CAH SADDR# Slave Address A9H SADEN# ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM LOW POWER MODES Stop Clock Mode The static design enables the clock speed to be reduced down to 0 MHz (stopped). When the oscillator is stopped, the RAM and Special Function Registers retain their values. This mode allows step-by-step utilization and permits reduced system power consumption by lowering the clock frequency down to any value ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM TIMER 2 OPERATION Timer 2 Timer 16-bit Timer/Counter which can operate as either an event timer or an event counter, as selected by C/T2* in the special function register T2CON (see Figure 1). Timer 2 has three operating ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Table 2. Timer 2 Operating Modes RCLK + TCLK CP/RL2 OSC Pin Transition Detector T2EX Pin Control EXEN2 * 6-clock mode 12-clock mode. T2MOD Address = 0C9H Not Bit Addressable — — ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM OSC PIN TRANSITION DETECTOR T2EX PIN EXEN2 * 6-clock mode 12-clock mode. Figure 4. Timer 2 in Auto-Reload Mode (DCEN = 0) n* OSC C/ C/ PIN TR2 * 6-clock mode 12-clock mode. 2002 May 24 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM OSC C/ C/ Pin Transition Detector T2EX Pin EXEN2 Note availability of additional external interrupt. Table 3. Timer 2 Generated Commonly Used Baud Rates Baud Rate Osc Freq 12 clock 6 clock RCAP2H mode ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM When Timer the baud rate generator mode, one should not try to read or write TH2 and TL2 baud rate generator, Timer 2 is incremented every state time (osc/2) or asynchronously from pin T2; ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Enhanced UART The UART operates in all of the usual modes that are described in the first section of Data Handbook IC20, 80C51-Based 8-Bit Microcontrollers . In addition the UART can perform framing error detect by looking for missing stop bits, and automatic address recognition ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 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 stop bit is detected. The FE bit is not cleared by valid frames but should be cleared by software ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM D0 START BIT SM0 / FE SMOD1 SMOD0 0 : SCON.7 = SM0 1 : SCON 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 Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Interrupt Priority Structure The P89C51RB2/RC2/RD2Hxx has a 7 source four-level interrupt structure (see Table 6). There are 3 SFRs associated with the four-level interrupt. They are the IE, IP, and IPH. (See Figures 10, 11, and 12.) The IPH (Interrupt Priority High) register makes the four-level interrupt structure possible ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 7 IP (0B8H) – PPC Priority Bit = 1 assigns high priority Priority Bit = 0 assigns low priority BIT SYMBOL FUNCTION IP.7 – – IP.6 PPC PCA interrupt priority bit IP.5 PT2 Timer 2 interrupt priority bit ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Reduced EMI Mode The AO bit (AUXR.0) in the AUXR register when set disables the ALE output. Reduced EMI Mode AUXR (8EH – – – – – – AUXR.1 EXTRAM AUXR ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Programmable Counter Array (PCA) The Programmable Counter Array available on the P89C51RB2/RC2/RD2Hxx is a special 16-bit Timer that has five 16-bit capture/compare modules associated with it. Each of the modules can be programmed to operate in one of four modes: rising and/or falling edge capture, software timer, high-speed output, or pulse width modulator ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM OSC/6 (6 CLOCK MODE) OR OSC/12 (12 CLOCK MODE) OSC/2 (6 CLOCK MODE) OR OSC/4 (12 CLOCK MODE) TIMER 0 OVERFLOW EXTERNAL INPUT (P1.2/ECI) IDLE PCA TIMER/COUNTER MODULE 0 MODULE 1 MODULE 2 MODULE 3 MODULE 4 CMOD.0 ECF 2002 May 24 CH 16– ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM CMOD Address = D9H CIDL WDTE Bit Symbol Function CIDL Counter Idle control: CIDL = 0 programs the PCA Counter to continue functioning during idle Mode. CIDL = 1 programs gated off during idle. ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM CCAPMn Address CCAPM0 0DAH CCAPM1 0DBH CCAPM2 0DCH CCAPM3 0DDH CCAPM4 0DEH Not Bit Addressable – ECOMn Bit Symbol Function – Not implemented, reserved for future use*. ECOMn Enable Comparator ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM CF CR CEXn –– ECOMn 0 CF WRITE TO RESET CCAPnH CCAPnH WRITE TO CCAPnL 0 1 ENABLE 16–BIT COMPARATOR CH PCA TIMER/COUNTER –– 2002 May 24 –– CCF4 CCF3 CCF2 CCF1 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM WRITE TO RESET CCAPnH CCAPnH WRITE TO CCAPnL 0 1 ENABLE 16–BIT COMPARATOR CH PCA TIMER/COUNTER –– –– ECOMn 2002 May –– CCF4 CCF3 CCF2 CCAPnL (TO CCFn) MATCH CL ECOMn ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM WRITE TO RESET CCAP4L WRITE TO CCAP4H 1 0 ENABLE Figure 25. PCA Watchdog Timer mode (Module 4 only) PCA Watchdog Timer An on-board watchdog timer is available with the PCA to improve the reliability of the system without increasing chip count. Watchdog timers are useful for systems that are susceptible to noise, power glitches, or electrostatic discharge ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM INIT_WATCHDOG: MOV CCAPM4, #4CH ; Module 4 in compare mode MOV CCAP4L, #0FFH ; Write to low byte first MOV CCAP4H, #0FFH ; Before PCA timer counts FFFF Hex, these compare values ; must be changed ORL CMOD, #40H ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Expanded Data RAM Addressing The P89C51RB2/RC2/RD2Hxx has internal data memory that is mapped into four separate segments: the lower 128 bytes of RAM, upper 128 bytes of RAM, 128 bytes Special Function Register (SFR), and 256 bytes expanded RAM (ERAM) (768 bytes for the RD2) ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM ERAM 256 or 768 BYTES 100 Figure 28. Internal and External Data Memory Address Space with EXTRAM = 0 HARDWARE WATCHDOG TIMER (ONE-TIME ENABLED WITH RESET-OUT FOR P89C51RB2/RC2/RD2Hxx) The WDT is intended as a recovery method in situations where the CPU may be subjected to software upset. The WDT consists of a 14-bit counter and the WatchDog Timer reset (WDTRST) SFR ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM ABSOLUTE MAXIMUM RATINGS PARAMETER Operating temperature under bias Storage temperature range Voltage on EA/V pin Voltage on any other pin Maximum I per I/O pin OL Power dissipation (based on package heat transfer limitations, not device power consumption) NOTES: 1 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM DC ELECTRICAL CHARACTERISTICS + 10% or – + 5%; V amb CC SYMBOL SYMBOL PARAMETER PARAMETER V Input low voltage IL V Input high voltage (ports EA Input high voltage, XTAL1, RST IH1 8 V Output low voltage, ports ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM AC ELECTRICAL CHARACTERISTICS (6 CLOCK MODE + 10% or – + amb CC SYMBOL FIGURE 1/t 29 Oscillator frequency CLCL t 29 ALE pulse width LHLL t 29 Address valid to ALE low AVLL t 29 Address hold after ALE low ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM AC ELECTRICAL CHARACTERISTICS (12 CLOCK MODE +70 C; VCC = 5 V 10% or – + amb SYMBOL FIGURE 1/t 29 Oscillator frequency CLCL t 29 ALE pulse width LHLL t 29 Address valid to ALE low AVLL t 29 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 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 a signal or the logical status of that signal. The designations are: A – ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 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 DATA 0 WRITE TO SBUF t XHDV INPUT DATA VALID CLEAR RI ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 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 a logic ‘0’. CC Timing measurements are made at V min for a logic ‘ ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM V –0.5 CC 0.45V NOTE: AC inputs during testing are driven at V Timing measurements are made LOAD V LOAD V LOAD NOTE: For timing purposes, a port is no longer floating when a 100mV change from load voltage occurs, ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM V CC 89C51RB2Hxx RST 89C51RC2Hxx 89C51RD2Hxx (NC) XTAL2 CLOCK SIGNAL XTAL1 V SS Figure 39. I Test Condition, Active Mode. CC All other pins are disconnected RST EA 89C51RB2Hxx 89C51RC2Hxx 89C51RD2Hxx (NC) XTAL2 CLOCK SIGNAL ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM FLASH EPROM MEMORY GENERAL DESCRIPTION The P89C51RB2/RC2/RD2Hxx Flash memory augments EPROM functionality with in-circuit electrical erasure and programming. The Flash can be read and written as bytes. The Chip Erase operation will erase the entire program memory ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM 89C51RD2Hxx 89C51RC2Hxx 89C51RB2Hxx Power-On Reset Code Execution The P89C51RB2/RC2/RD2Hxx contains two special Flash registers: the BOOT VECTOR and the STATUS BYTE. At the falling edge of reset, the P89C51RB2/RC2/RD2Hxx examines the contents of the Status Byte ...

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... P89C51RB2/RC2/RD2Hxx with information required to generate the proper timing. Record type 02 is provided for this purpose. WinISP, a software utility to implement ISP programming with a PC, is available on Philips Semiconductors’ website. In addition, at the website is a listing of third party commercially available serial and parallel programmers. ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Table 7. Intel-Hex Records Used by In-System Programming RECORD TYPE 00 Program Data :nnaaaa00dd....ddcc Where number of bytes (hex) in record Aaaa = memory address of first byte in record dd....dd = data bytes cc = checksum Example: ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM RECORD TYPE 03 Miscellaneous Write Functions :nnxxxx03ffssddcc Where number of bytes (hex) in record xxxx = required field, but value is a “don’t care” Write Function ff = subfunction code ss = selection code dd = data input (as needed) ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM RECORD TYPE 05 Miscellaneous Read Functions General Format of Function 05 :02xxxx05ffsscc Where number of bytes (hex) in record xxxx = required field, but value is a “don’t care” “Miscellaneous Read” function code ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM In Application Programming Method Several In Application Programming (IAP) calls are available for use by an application program to permit selective erasing and programming of Flash sectors. All calls are made through a common interface, PGM_MTP. The programming functions are selected by setting up the microcontroller’ ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM IAP CALL PROGRAM BOOT VECTOR Input Parameters osc freq (integer 06h R1 = 86h (WDT feed) DPH = 00h DPL = 01h – program boot vector ACC = boot vector Return Parameter ACC = boot vector ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM Security The security feature protects against software piracy and prevents the contents of the Flash from being read. The Security Lock bits are located in Flash. The P89C51RB2/RC2/RD2Hxx has three programmable security lock bits that will provide different levels of protection for the on-chip code and data (see Table 9) ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM DIP40: plastic dual in-line package; 40 leads (600 mil) 2002 May 24 P89C51RB2/P89C51RC2/ P89C51RD2Hxx 49 Product data SOT129-1 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM PLCC44: plastic leaded chip carrier; 44 leads 2002 May 24 P89C51RB2/P89C51RC2/ P89C51RD2Hxx 50 Product data SOT187-2 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM LQFP44: plastic low profile quad flat package; 44 leads; body 1.4 mm 2002 May 24 P89C51RB2/P89C51RC2/ P89C51RD2Hxx 51 Product data SOT389-1 ...

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... Philips Semiconductors 80C51 8-bit Flash microcontroller family 16KB/32KB/64KB ISP/IAP Flash with 512B/512B/1KB RAM REVISION HISTORY Date CPCN 2002 May 24 9397 750 09594 2001 Jun 27 9397 750 08525 2002 May 24 P89C51RB2/P89C51RC2/ Description – “Hxx” added to the device type throughout the document – ...

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... Life support — These products are not designed for use in life support appliances, devices or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips Semiconductors customers using or selling these products for use in such applications their own risk and agree to fully indemnify Philips Semiconductors for any damages resulting from such application. ...