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IBM EM78P809N Specification - 3 Pin

Manual is about: IBM 8-Bit Microcontroller Product Specification

Summary of EM78P809N

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    E m78p809n 8-bit microcontroller product specification d oc . V ersion 1.0 elan mccroelectronics corp. July 2005.

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    Trademark acknowledgments: ibm is a registered trademark and ps/2 is a trademark of ibm. Windows is a trademark of microsoft corporation. Elan and elan logo are trademarks of elan microelectronics corporation. Copyright © 2005 by elan microelectronics corporation all rights reserved printed in taiwa...

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    Contents product specification (v1.0) 07.26.2005 • iii contents 1 general description ··························································································· 1 2 features ·············································································································...

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    Contents iv • product specification (v1.0) 07.26.2005 5 absolute maximum ratings ············································································ 63 5.1 absolute maximum ratings ································································································· 63 5.2 recom...

  • Page 5: 1 General

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 1 (this specification is subject to change without further notice) 1 general description the em78p809n is an 8-bit microprocessor with low-power, high-speed cmos technology and high noise immunity. It has a built-in 8k×13-bits...

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    Em78p809n 8-bit microcontroller 2 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 16 bits counter/timer z tc2: timer/counter/window 8 bits timer/counter z tcc: 8-bit real time clock/counter with overflow interrupt z tc3: timer/counter/captur...

  • Page 7: 3 Pin

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 3 (this specification is subject to change without further notice) 3 pin assignment 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 (aclk) osco osci test (ad0) p90 (ad1) p91 (ad2) p92 (ad3) p93 (ad4)...

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    Em78p809n 8-bit microcontroller 4 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) symbol pin no. Type function p80~p81 12~13 i/o * p80~p83 are bi-directional i/o pins * p80 can be used as 8-bit timer/counter 3 (tc3) or external interrupt inp...

  • Page 9: 4 Function

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 5 (this specification is subject to change without further notice) 4 function description 4.1 functional block diagram oscillator timing control wdt timer tcc prescaler control sleep and wake-up i/o port data and control bus g...

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    Em78p809n 8-bit microcontroller 6 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 4.2 operating registers 05 06 07 08 09 0a 0b 0c 0d 0e 0f 04 03 02 01 10 : 1f 20 : 3f r3 (7,6)= (0,1) address register bank 0 00 r0/ iar r1/ tcc r2/ pc r3/ sr r...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 7 (this specification is subject to change without further notice) r0/iar − indirect addressing register ( address: 00h ) r0 is not a physically implemented register. Its major function is to act as an indirect addressing poin...

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    Em78p809n 8-bit microcontroller 8 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) a11 a10 a9 a8 a7 ~ a0 r5 call ret retl reti 000 : page0 0000~03ff 001 : page1 0400~07ff 010 : page2 0800~0bff pc stack level 1 stack level 2 stack level 3 stac...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 9 (this specification is subject to change without further notice) bit 3 (p) : power down bit. Set to “1” during power on or by a "wdtc" command and reset to “0” by a "slep" command. Bit 2 (z) : zero flag. Set to "1" if the re...

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    Em78p809n 8-bit microcontroller 10 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) ps2 ps1 ps0 program memory page [address] 0 0 0 page 0 [0000~03ff] 0 0 1 page 1 [0400~07ff] 0 1 0 page 2 [0800~0bff] 0 1 1 page 3 [0c00~0fff] 1 0 0 page 4 [10...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 11 (this specification is subject to change without further notice) port9 − port 9 i/o data register ( address: 09h ) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 p97 p96 p95 p94 p93 p92 p91 p90 bit 7 ~ bit 0 ( p97 ~ p90 ) ...

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    Em78p809n 8-bit microcontroller 12 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) tc4d − timer 4 data buffer ( address: 0ch ) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 tc4d7 tc4d6 tc4d5 tc4d4 tc4d3 tc4d2 tc4d1 tc4d0 bit 7 ~ bit 0 ( tc...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 13 (this specification is subject to change without further notice) isfr2 − interrupt status flag register 2 ( address: 0fh ) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 0 uerrif rbff tbef tbif exif1 0 tcif0 bit 6 (uerrif)...

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    Em78p809n 8-bit microcontroller 14 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) bit 5 ~ bit 4 ( tc3ck1 ~ tc3ck0 ) : timer/counter3 clock source select tc3ck1 tc3ck0 clock source ( normal, idle ) resolution ( fc=8m ) max. Time ( fc=8m ) 0 ...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 15 (this specification is subject to change without further notice) bit 2 ~ bit 0 ( tc2ck2 ~ tc2ck0 ) : timer/counter 2 clock source select tc2ck2 tc2ck1 tc2ck0 clock source ( normal, idle ) resolution ( fc=8m ) max. Time ( fc...

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    Em78p809n 8-bit microcontroller 16 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) bit 5~ bit 4 ( adck1 ~ adck0 ) : ad conversion time select adck1 adck0 clock source ( normal, idle ) max. Operating frequency (fc) 0 0 fc/4 1mhz 0 1 fc/16 4mh...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 17 (this specification is subject to change without further notice) tbktc − tbt/keytone control ( address: 0eh ) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 ten tck1 tck0 0 tbten tbtck2 tbtck1 tbtck0 bit 7 ( ten ) : keyton...

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    Em78p809n 8-bit microcontroller 18 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) bit 6 ~ bit 5 ( umode1 ~ umode0 ) : uart transmission mode select bit umode1 umode0 uart mode 0 0 mode1: 7-bits 0 1 mode2: 8-bits 1 0 mode3: 9-bits 1 1 reserv...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 19 (this specification is subject to change without further notice) urs − uart status register ( address: 07h ) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 urrd8 even pre prerr overr fmerr urbf rxe bit 7 ( urrd8 ) : receiv...

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    Em78p809n 8-bit microcontroller 20 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) urtd − uart transmit data buffer ( address: 09h ) bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 urtd 7 urtd 6 urtd 5 urtd 4 urtd 3 urtd 2 urtd 1 urtd0 bit 7...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 21 (this specification is subject to change without further notice) bit 0 ( wbe ) : write buffer empty flag. Read only. Wbe = “0” : write buffer empty wbe = “1” : not empty, set to “1” automatically when writing data to the da...

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    Em78p809n 8-bit microcontroller 22 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) bit 3 ~ 0 ( /phe63 ~ /phe60 ) : bit 3 ~ 0 of port 6 pull high enable bit /phe6x = “0” : enable p6x pull high /phe6x = “1” : disable p6x pull high plc1 (pull l...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 23 (this specification is subject to change without further notice) 4.3 special purpose registers a (accumulator) internal data transfer, or instruction operand holding. It cannot be addressed. Cont (control register) bit 7 bi...

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    Em78p809n 8-bit microcontroller 24 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) ioc6 ~ ioc9 − i/o port control register "1" puts the relative i/o pin into high impedance, while "0" defines the relative i/o pin as output. Ioc6 and ioc9 reg...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 25 (this specification is subject to change without further notice) external interrupt int pin secondary function pin enable condition edge digital noise reject /int0 p60 eni + int0en (iocb) falling - int1 p61 eni + exie1 (imr...

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    Em78p809n 8-bit microcontroller 26 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) bit 3 ( exie3 ) : external int3 pin interrupt enable bit. Exie3 = “0” : disable exif3 interrupt exie3 = “1” : enable exif3 interrupt bit 2 ( tcie4 ) : timer/c...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 27 (this specification is subject to change without further notice) bit 3 ( tbie ) : time base timer interrupt enable bit. Tbie = “0” : disable tbif interrupt tbie = “1” : enable tbif interrupt bit 2 ( exie1 ) : external int 1...

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    Em78p809n 8-bit microcontroller 28 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) table 2. Mode switching control mode switch switch method note normal Æ sleep set sis = 1, execute slep instruction sleep Æ normal /sleep pin wake up normal Æ...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 29 (this specification is subject to change without further notice) wake-up signal sleep mode r5 (sis) = 1+slep instruction idle mode r5 (sis)= 0 + slep instruction normal mode r5 (sis)=(*) 1. Individual interrupt source in im...

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    Em78p809n 8-bit microcontroller 30 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 8 t o 1 a n a lo g sw it c h adc (successive approximation) ad7 (p97) ad6 (p96) ad5 (p95) ad4 (p94) ad3 (p93) ad2 (p92) ad1 (p91) ad0 (p90) 7 - 0 2 1 0 4 to 1...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 31 (this specification is subject to change without further notice) table 5 adck1:0 operation mode max. Frequency (fc) max. Conversion rate per bit max. Conversion rate 0 0 fc/4 1mhz 250khz (4μs) 48us(20.8khz) 0 1 fc/16 4mhz 2...

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    Em78p809n 8-bit microcontroller 32 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) p63 ten tone pin fig. 8. Tone output pin timing chart mux fosc/2 fosc/2 fosc/2 fosc/2 fosc/2 fosc/2 fosc/2 fosc/2 23 21 16 14 13 12 11 9 tbktc tbtck2:0 3 fall...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 33 (this specification is subject to change without further notice) 4.7 uart (universal asynchronous receiver/transmitter) registers for uart circuit r_bank address name bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bank 2 0...

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    Em78p809n 8-bit microcontroller 34 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) in universal asynchronous receiver transmitter (uart), each transmitted or received character is individually synchronized by framing it with a start bit and ...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 35 (this specification is subject to change without further notice) 4.7.2 transmitting: in transmitting serial data, the uart operates as follows: 1. Set the txe bit of the urc1 register to enable the uart transmission functio...

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    Em78p809n 8-bit microcontroller 36 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 4.7.4 baud rate generator: the baud rate generator is comprised of a circuit that generates a clock pulse to determine the transfer speed for transmission/rec...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 37 (this specification is subject to change without further notice) the serial interface are connected to external devices via p70 (/sck), p71 (si), p72 (so). The serial interface can also be used as i/o port. In the transmit ...

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    Em78p809n 8-bit microcontroller 38 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) (b) 8-bit receive mode: setting spim0 ~ spim1 to receive mode and setting spis to “1” to start receiving. The data are input sequentially from the si pin in s...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 39 (this specification is subject to change without further notice) spis rbf wbe spif read data shift start shift start /sck pin si pin c0 c1 c2 c3 c4 c5 c6 c7 a spid d0 d1 d2 d3 d4 d5 d6 d7 read data d shift finish so pin a0 ...

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    Em78p809n 8-bit microcontroller 40 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 4.9 timer/counter 2 registers for timer/counter 2 circuit r_bank address name bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bank 1 0x08 tc2cr add1 add0 0 tc...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 41 (this specification is subject to change without further notice) 4.9.1 timer mode: in timer mode, counting up is performed using the internal clock. When the contents of the up-counter matched with the tcr2 (tcr2h+tcr2l), t...

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    Em78p809n 8-bit microcontroller 42 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 0 1 2 n-3 n-1 n 1 2 3 internal clock up-counter n-2 tc2 pin tc2 interrupt 0 n match counter clear tcr2 fig. 22. Window mode timing chart 4.10 timer/counter 3 ...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 43 (this specification is subject to change without further notice) 8-bit up-counter comparator tcr3b tc3cr mux int3es tc3 pin tc2ck tc3s 2 tc3 interrupt tcr3a fc/2 12 fc/2 10 fc/2 7 edge detector capture control tc3m capture ...

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    Em78p809n 8-bit microcontroller 44 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) cleared and interrupt is generated again. If an overflow before the edge is detected, the ffh is loaded into tcr3da and an overflow interrupt is generated. Du...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 45 (this specification is subject to change without further notice) 8-bit up-counter comparator tcr4 tc4cr mux tc4 pin tc4ck tc4s 3 tc4 interrupt fc/2 11 fc/2 7 fc/2 3 clear tc4m (1,1) tc4m(1,*) tc4ff toggle set clear /pwm, /p...

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    Em78p809n 8-bit microcontroller 46 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 4.11.4 pwm mode in pulse width modulation (pwm) output mode, counting up is performed using the internal clock. The contents of the tcr4 are compared with the...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 47 (this specification is subject to change without further notice) 4.13 i/o ports the i/o registers, port 6, port 7, port 8, and port 9 are bi-directional tri-state i/o ports. Each i/o pin can be defined as “input” or “output...

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    Em78p809n 8-bit microcontroller 48 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) the watchdog timer and prescaler are cleared. Upon power on, the upper 2 bits of r3 are cleared. Upon power on, the upper 2 bits of r4 are cleared. Upon power...

  • Page 53

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 49 (this specification is subject to change without further notice) table 6. Summary of the initialized values for registers address name reset type bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bit name c67 c66 c65 c64 c63 ...

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    Em78p809n 8-bit microcontroller 50 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) register bank 0 address name reset type bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bit name x ps2 ps1 ps0 x x sis rem power-on u 0 0 0 u u 0 0 /reset and...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 51 (this specification is subject to change without further notice) register bank 1 address name reset type bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bit name tc3cap tc3s tc3ck1 tc3ck0 tc3m x x x power-on 0 0 0 0 0 u u u...

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    Em78p809n 8-bit microcontroller 52 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) register bank 2 address name reset type bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bit name urtd8 umode1 umode0 brate2 brate1 brate0 utbe txe power-on u ...

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    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 53 (this specification is subject to change without further notice) general purpose registers address name reset type bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0 bit name - - - - - - - - power-on u u u u u u u u /reset and...

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    Em78p809n 8-bit microcontroller 54 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) voltage detector power-on reset wdte setup time vdd d q clk clr clk reset wdt timeout wdt /reset oscillator fig. 29.Controller reset block diagram 4.15 interr...

  • Page 59

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 55 (this specification is subject to change without further notice) when one of the interrupts (enabled) occurs, the next instruction will be fetched from individual address. The interrupt flag bit must be cleared by instructi...

  • Page 60

    Em78p809n 8-bit microcontroller 56 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) osci osco em78p809n ext. Clock fig. 30. Crystal/resonator circuit c1 c2 xtal rs osci osco em78p809n fig. 31. Crystal/resonator circuit table12. Capacitor sele...

  • Page 61

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 57 (this specification is subject to change without further notice) 740 4 4.7 k 10 k xtal 740 4 c1 vdd 10 k c2 osci em78p809n fig. 33. Crystal/resonator-parallel mode circuit 4.16.3 external rc oscillator mode for applications...

  • Page 62

    Em78p809n 8-bit microcontroller 58 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) table13. Rc oscillator frequencies cext rext average fosc 5v, 25 °c average fosc 3v, 25°c 3.3k 4.32 mhz 3.56 mhz 5.1k 2.83 mhz 2.8 mhz 10k 1.62 mhz 1.57 mhz 2...

  • Page 63

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 59 (this specification is subject to change without further notice) bit 6 (cyes) : cycle selection for jmp, call instruction cyes = “0” : one cycle cyes = “1” : two cycles bit 4 (osc) : oscillator type selection. Osc = “0” : r...

  • Page 64

    Em78p809n 8-bit microcontroller 60 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) current leakage from the /reset pin is about ±5μa, it is recommended that r should not be greater than 40k. In this way, the /reset pin voltage is held below ...

  • Page 65

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 61 (this specification is subject to change without further notice) q1 r2 r1 40k /reset em78p809n vdd vdd fig 37. Residue voltage protection circuit 2 4.19 instruction set each instruction in the instruction set is a 13-bit wo...

  • Page 66

    Em78p809n 8-bit microcontroller 62 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) binary instruction hex mnemonic operation status affected 0 0000 0000 0000 0000 nop no operation none 0 0000 0000 0001 0001 daa decimal adjust a c 0 0000 0000...

  • Page 67: 5 Absolute

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 63 (this specification is subject to change without further notice) binary instruction hex mnemonic operation status affected 1 1000 kkkk kkkk 18kk mov a, k k → a none 1 1001 kkkk kkkk 19kk or a, k a v k → a z 1 1010 kkkk kkkk...

  • Page 68: 6 Electrical

    Em78p809n 8-bit microcontroller 64 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 6 electrical characteristics 6.1 dc electrical characteristics (ta= 25 °c, vdd= 5.0v ± 5%, vss= 0v) symbol parameter condition min. Typ. Max. Unit fc xtal: 4....

  • Page 69

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 65 (this specification is subject to change without further notice) (ta= 25 °c, vdd= 3.0v ± 5%, vss= 0v) symbol parameter condition min. Typ. Max. Unit fc xtal: 2.5v to vdd two cyclea with two clocks 1 4 mhz erc erc: vdd = 3v ...

  • Page 70

    Em78p809n 8-bit microcontroller 66 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) a/d converter characteristic (v dd =2.5v to 5.5v, vss=0v, ta = -40 to 85 ℃) symbol parameter condition min. Typ. Max. Unit varef 2.5 v dd v vass analog refere...

  • Page 71

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 67 (this specification is subject to change without further notice) 6.2 ac electrical characteristic (ta=- 40 °c ~ 85 °c, vdd=5v ± 5%, vss=0v) symbol parameter conditions min typ max unit dclk input clk duty cycle 45 50 55 % c...

  • Page 72

    Em78p809n 8-bit microcontroller 68 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) 6.3 timing diagram reset timing (clk="0") clk /reset no p instruction 1 executed tdrh tcc input tim ing (clks="0") clk tcc ttcc tins ac testing : input is dri...

  • Page 73: Appendix

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 69 (this specification is subject to change without further notice) appendix package types: otp mcu package type pin count package size em78p809np dip 28 600 mil em78p809nm sop 28 300 mil em78p809ns ssop 28 209 mil.

  • Page 74

    Em78p809n 8-bit microcontroller 70 • product specification (v1.0) 07.26.2005 (this specification is subject to change without further notice) contents.............................................................................................................Iii 1 general description ···············...

  • Page 75

    Em78p809n 8-bit microcontroller product specification (v1.0) 07.26.2005 • 71 (this specification is subject to change without further notice) appendix ·············································································································· 69 package types:·····················...