P87C51MC2BA NXP Semiconductors, P87C51MC2BA Datasheet
P87C51MC2BA
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P87C51MC2BA Summary of contents
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P87C51MB2/P87C51MC2 80C51 8-bit microcontroller family with extended memory; 64 kB/96 kB OTP with 2 kB/3 kB RAM Rev. 03 — 13 November 2003 1. General description The P87C51Mx2 represents the first microcontroller based on Philips Semiconductors’ new 51MX core. The ...
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Philips Semiconductors 100% binary compatibility with the classic 80C51 so that existing code is completely reusable MHz CPU clock with 6 clock cycles per machine cycle 96 kbytes (MC2 kbytes (MB2) of on-chip OTP 3 ...
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... No changes are necessary when porting and loading code written for existing P87C51MX2 to the new P87C51MX2/02. 4. Ordering information Table 1: Ordering information Type number Memory OTP RAM P87C51MB2BA/ 2048 +70 2.7 to 5.5 V P87C51MC2BA/ 3072 +70 2.7 to 5.5 V 9397 750 12302 Product data P87C51MB2/P87C51MC2 Temp V voltage Frequency DD Range ...
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Philips Semiconductors 5. Block diagram 96kB/64kB CODE EPROM DATA RAM CONFIGURABLE I/Os CRYSTAL OR OSCILLATOR RESONATOR Fig 1. Block diagram. 9397 750 12302 Product data P87C51MB2/P87C51MC2 HIGH PERFORMANCE 80C51 CPU (51 MX CORE) internal bus 3kB/2kB PORT 4 PORT 3 ...
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Philips Semiconductors 6. Functional diagram Address bus 0-7 Data Bus RXD0 TXD0 INT0 INT1 MISO RXD1 SS TXD1 ALE/PROG Fig 2. Functional diagram. 9397 750 12302 Product data P87C51MB2/P87C51MC2 P87C51Mx2 RST XTAL2 ...
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Philips Semiconductors 7. Pinning information 7.1 Pinning P1.5/CEX2/SPICLK 7 P1.6/CEX3 8 P1.7/CEX4 9 RST 10 P3.0/RXD0 11 P4.0/RXD1/MIS0 12 P3.1/TXD0 13 P3.2/INT0 14 P3.3/INT1 15 P3.4/T0 16 P3.5/T1 17 Fig 3. Pinning. 9397 750 12302 Product data P87C51MB2/P87C51MC2 80C51 8-bit ...
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Philips Semiconductors 7.2 Pin description Table 2: Pin description Symbol Pin Type P0 I/O P1 I I/O 6 I/O I/O 7 I/O I/O ...
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Philips Semiconductors Table 2: Pin description …continued Symbol Pin Type P2 I/O P3.0 - P3.7 11,13 -19 I P4.0 ...
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Philips Semiconductors Table 2: Pin description …continued Symbol Pin Type 34 O I/O RST 10 I ALE 33 O PSEN XTAL1 21 I XTAL2 ...
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Philips Semiconductors 8. Functional description 8.1 Memory arrangement P87C51MB2 has 64 kbytes of OTP (MX universal map range: 80:0000-80:FFFF), while P87C51MC2 has 96 kbytes of OTP (MX universal map range: 80:0000-81:7FFF). The P87C51MB2 and P87C51MC2 have 2 kbytes and 3 ...
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Table 4: Special Function Registers Name Description SFR Addr. Bit address E7 [1] ACC Accumulator E0H [2] AUXR Auxiliary Function Register 8EH [2] AUXR1 Auxiliary Function Register 1 A2H Bit address F7 ...
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Table 4: Special Function Registers …continued Name Description SFR Addr. DPTR Data Pointer (2 bytes) DPH Data Pointer HIGH 83H DPL Data Pointer LOW 82H EPTR Extended Data Pointer (3 bytes) [2] ...
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Table 4: Special Function Registers …continued Name Description SFR Addr. Bit address A7 [1] P2 Port 2 A0H Bit address B7 [1] P3 Port 3 B0H Bit address C7 [1] [2] P4 ...
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Table 4: Special Function Registers …continued Name Description SFR Addr. [2] S1STAT Serial Port 1 Status 84H [2] SPCTL SPI Control Register E2H [2] SPCFG SPI Configuration Register E1H [2] SPDAT SPI ...
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Philips Semiconductors 8.3 Security bits The P87C51Mx2 has security bits to protect users’ firmware codes. With none of the security bits programmed, the code in the program memory can be verified. When only security bit 1 (see external program memory ...
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Philips Semiconductors 10. Static characteristics Table 7: Static characteristics for commercial, unless otherwise specified; V amb Symbol Parameter V Input low voltage IL V Input high voltage (ports ...
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Philips Semiconductors [6] This value applies +70 C. amb [7] Load capacitance for port 0, ALE, and PSEN = 100 pF, load capacitance for all other outputs = 80 pF. [8] Under steady state ...
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Philips Semiconductors 11. Dynamic characteristics Table 8: Dynamic characteristics +70 C for commercial unless otherwise specified. Formulae including t amb [1][2][3] duty cycle. Symbol Fig Parameter f 4 Oscillator OSC frequency t 4 Clock cycle CLCL ...
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Philips Semiconductors Table 8: Dynamic characteristics +70 C for commercial unless otherwise specified. Formulae including t amb [1][2][3] duty cycle. Symbol Fig Parameter Data Memory pulse width RLRH pulse width ...
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Philips Semiconductors Table 8: Dynamic characteristics +70 C for commercial unless otherwise specified. Formulae including t amb [1][2][3] duty cycle. Symbol Fig Parameter LOW to RLAZ address float ...
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Philips Semiconductors Table 8: Dynamic characteristics +70 C for commercial unless otherwise specified. Formulae including t amb [1][2][3] duty cycle. Symbol Fig Parameter t 10, Enable lead time SPILEAD 11 (Slave) 2.0 MHz 3.0 MHz t ...
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Philips Semiconductors Table 8: Dynamic characteristics +70 C for commercial unless otherwise specified. Formulae including t amb [1][2][3] duty cycle. Symbol Fig Parameter Rise time SPIR 10, SPI outputs 11 (SPICLK, MOSI, MISO) ...
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Philips Semiconductors 11.1 Explanation of 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 ...
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Philips Semiconductors t LHLL ALE t LLPL PSEN t AVLL t LLAX PORT 0 A0-A7 PORT 2 P2.0-P2.7 OR A8-A15 OR A16-A22,P2.7 Fig 4. External program memory read cycle (extended memory cycle). ALE PSEN RD t LLAX t AVLL PORT ...
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Philips Semiconductors ALE PSEN WR t LLAX t AVLL PORT 0 A0-A7 t AVWL PORT 2 P2.0-P2.7 OR A8-A15 OR A16-A22,P2.7 Fig 6. External data memory write cycle. INSTRUCTION 0 ALE CLOCK t QVXH OUTPUT DATA WRITE TO SBUF INPUT ...
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Philips Semiconductors SS SPICLK (CPOL = 0) (output) SPICLK (CPOL = 1) (output) MISO (input) t SPIF MOSI (output) Fig 8. SPI master timing (CPHA = 0). SS SPICLK (CPOL = 0) (output) SPICLK (CPOL = 1) (output) MISO (input) ...
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Philips Semiconductors SS t SPIR t SPILEAD SPICLK (CPOL = 0) (input) t SPIF SPICLK (CPOL = 1) (input) t SPIA MISO Slave MSB/LSB out (output) t SPIDSU MOSI (input) Fig 10. SPI slave timing (CPHA = 0 ...
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Philips Semiconductors V DD -0.5 V 0.45 V Fig 12. External clock drive. Fig 13. I test condition, active mode (all other pins are disconnected). CC Fig 14. I test condition, idle mode (all other pins are disconnected). CC 9397 ...
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Philips Semiconductors V DD -0.5 V 0.45 V Fig 15. Clock signal waveform for I Fig 16. I test condition, power-down mode (all other pins are disconnected 9397 750 12302 Product data P87C51MB2/P87C51MC2 0 0.2 V ...
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Philips Semiconductors 12. Package outline PLCC44: plastic leaded chip carrier; 44 leads pin 1 index DIMENSIONS (mm dimensions are derived from the original inch dimensions) A ...
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Philips Semiconductors 13. Soldering 13.1 Introduction to soldering surface mount packages This text gives a very brief insight to a complex technology. A more in-depth account of soldering ICs can be found in our Data Handbook IC26; Integrated Circuit Packages ...
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Philips Semiconductors • For packages with leads on two sides and a pitch (e): – larger than or equal to 1.27 mm, the footprint longitudinal axis is preferred to be parallel to the transport direction of the printed-circuit board; – ...
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Philips Semiconductors [3] These transparent plastic packages are extremely sensitive to reflow soldering conditions and must on no account be processed through more than one soldering cycle or subjected to infrared reflow soldering with peak temperature exceeding 217 C oven. ...
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Philips Semiconductors 14. Revision history Table 10: Revision history Rev Date CPCN Description 03 20031113 - Product data (9397 750 12302); ECN 853-2426 01-A14402 dated 6 November 2003 Modifications: • Figure 5 “External data memory read cycle.” on page ‘non-extended ...
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Philips Semiconductors 15. Data sheet status [1] Level Data sheet status Product status I Objective data Development II Preliminary data Qualification III Product data Production [1] Please consult the most recently issued data sheet before initiating or completing a design. ...
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Philips Semiconductors Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . . ...