suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 1 of 8 v2.4 a. HE80170M introduction HE80170M is a member of jess tech he8000 series 8-bit cmos micro-controller. this chip is a power speech controller. it built-in one internal op-amp, one 7-bit d/a converter and one pwm output module to provide a speech output interface. use the built-in 512k rom can store around 170 seconds of speech data (8khz sampling rate adpcm). use external sram or flash ram for recording function. the HE80170M provides a very simple and effective instruction set, each instruction byte occupies only 1.5 clock cycle time, therefore, it is suitable to apply in the high performance systems. b. HE80170M features ! operating voltage: 2.4v ? 5.2v ! operation frequency range: dc ~ 8mhz @ 5.0v dc ~ 4mhz @ 2.4v ! rom size: 512k bytes ! ram size: 128 bytes ! dual clock: normal(fast) clock: 32.768k ~ 8mhz slow clock: 32.768khz ! operating mode: dual fast slow idle sleep ! built-in watch dog timer ! 24 bi-directional i/o pins, push-pull or open drain output selected by mask option ! built-in an internal op-amp ! built-in one d/a converter ! built-in a pwm output circuit ! provides two internal and two external interrupt ! provides two 16-bit timer (no time base) ! instruction set : 32 instructions,4 types of addressing mode, 2 individual pointer for rom (24-bit) and ram (8-bit) table access. ! multi-channel voice function. c.HE80170M application ! power speech controller provides around 170 seconds of speech time ! interface to light, sound, temperature and humidity sensor for controlling application. ! use external sram or flash ram for recording function. .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 2 of 8 v2.4 d. pin assignment pin pin name i/o function description 15 14 fxi, fxo b, o external fast clock pin. connecting to crystal or rc to generate 32.768khz ~ 8mhz frequency. mask option settings : mo_fck/sckn=00 slow clock only 01 illegal 10 dual clock 11 fast clock only mo_fosce=0 internal fast oscillation 1 external fast oscillation 18 17 sxi, sxo i, o external slow clock pin. connecting with 32768hz crystal or resistor as slow clock and providing clock source for lcd display, timer1, time-base and other internal blocks. mo_fxtal=0 rc osc. for fast clock 1 x?tal osc. for fast clock mo_sxtal=0 rc for 32768hz clock 1 x?tal for 32768hz clock use op1 and op2 to switch among different operation mode (normal, slow, idel and sleep). in dual clock mode, the main system clock is still the fast clock. the 32768hz clock is for lcd and timer 1 only. 13 rstp_n i system reset signal level trigger, active low. except for using this pin, using mask option (mo_pore=1) could enable ic build-in power-on reset circuit. besides, mo_wdte can set watch dog timer : mo_wdte =0 disable watch dog timer =1 enable watch dog timer 16 tstp_p i test pin. please bond this pin and add a test point on pcb for debugging. leave this pin floating is ok. 28.. 35 prtc[7:0] b 8-pin bi-directional i/o port. mask option mo_cpp[7:0] =1 : push-pull = 0 : open-drain. output must be ?1? before reading whenever use them as input (no tri-state structure). 20.. 27 prtd[7:0] b 8-pin bi-directional i/o port. prtd[7..2] as wake- up pin. prtd[7..6] as external interrupt pin. mask option mo_dpp[7:0] =1 : push-pull = 0 : open-drain. output must be ?1? before reading whenever use them as input (no tri-state structure). 36 pwmp o pwm positive output can drive speaker or buzzer directly. set the bit-2 of voc register (pwm =1) to turn on the pwm 37 pwmn o pwm negative output can drive speaker or buzzer directly. set the bit-2 of voc register (pwm =1) to turn on the pwm. 8 vo o d/a voice output set the bit-1 of voc register (vo =1) to turn on the vo. 9 dao o d/a output, for op use set the bit-0 of voc register (dao =1) to turn on the dao. 10 opin i ne g ative in p ut of op comparator 11 opip i positive in p ut of op comparator 12 opo o output of op comparator individual internal op-amp. .com .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 3 of 8 v2.4 19 vdd p positive power input 38 gnd p power ground input adding 0.1mf capacitor as by-pass capacitor is between vdd and gnd is necessary e. pin diagram .com .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 4 of 8 v2.4 f. bonding pad location pin number pin name x coordinate y coordinate pin number pin name x coordinate y coordinate 1 nc x= -544.55 y= 1562.60 21 prtd[6] x= 1375.50 y= 254.15 2 nc x= -681.50 y= 1562.60 22 prtd[5] x= 1375.50 y= 391.10 3 nc x= -818.45 y= 1562.60 23 prtd[4] x= 1375.50 y= 528.05 4 nc x= -955.40 y= 1562.60 24 prtd[3] x= 1375.50 y= 665.00 5 nc x= -1092.35 y= 1562.60 25 prtd[2] x= 1375.50 y= 801.95 6 nc x= -1229.30 y= 1562.60 26 prtd[1] x= 1375.50 y= 938.90 7 nc x= -1366.25 y= 1562.60 27 prtd[0] x= 1298.20 y= 1562.60 8 vo x= 1375.50 y= -1540.20 28 prtc[7] x= 1161.25 y= 1562.60 9 dao x= 1375.50 y= -1388.40 29 prtc[6] x= 1014.70 y= 1562.60 10 opin x= 1375.50 y= -1252.30 30 prtc[5] x= 877.75 y= 1562.60 11 opip x= 1375.50 y= -1115.35 31 prtc[4] x= 740.80 y= 1562.60 12 opo x= 1375.50 y= -978.40 32 prtc[3] x= 603.85 y= 1562.60 13 rstp_n x= 1375.50 y= -841.45 33 prtc[2] x= 466.90 y= 1562.60 14 fxo x= 1375.50 y= -704.50 34 prtc[1] x= 329.95 y= 1562.60 15 fxi x= 1375.50 y= -567.55 35 prtc[0] x= 193.00 y= 1562.60 16 tstp_p x= 1375.50 y= -421.60 36 pwmp x= 43.25 y= 1562.60 17 sxo x= 1375.50 y= -293.65 37 pwmn x= -120.10 y= 1562.60 18 sxi x= 1375.50 y= -156.70 38 gnd x= -270.65 y= 1562.60 19 vdd x= 1375.50 y= -19.75 39 nc x= -407.60 y= 1562.60 20 prtd[7] x= 1375.50 y= 117.20 .com .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 5 of 8 v2.4 g. electrical characteristics absolute maximum rating item sym. rating condition supply voltage v dd -0.5v ~ 8v input voltage v in -0.5v ~ v dd +0.5v output voltage v o -0.5v ~ v dd +0.5v operating temperature t op 0 0 c ~ 70 0 c storage temperature t st -50 0 c ~ 100 0 c recommended operating conditions item sym. rating condition supply voltage v dd 2.4v ~ 5.2v v ih 0.9 v dd ~ v dd input voltage v il 0.0v ~ 0.1v dd 8mhz v dd =5.0v operating frequency fmax 4mhz v dd =2.4v operating temperature t op 0 0 c ~ 70 0 c storage temperature t st -50 0 c ~ 100 0 c .com .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 6 of 8 v2.4 test condition:temp=25 , vdd=3v+/-10%, gnd=0v parameter condition min typ ma x unit i fast normal mode current system 2m ext. r/c 0.75 1 ma i slow slow mode current system 32.768k x?tal 6 9 a i idle idle mode current system 32.769k x?tal 4 7 a i slee p sleep mode current system 1 a i ohpw m pwm output drive current pwmp, pwmn *2 v dd =3v; v oh =2v 12 15 ma i olpw m pwm output sink current pwmp, pwmn *2 v dd =3v; v ol =1v 33 40 ma i ovo dac output current vo, dao v dd =3v;vo=0~2v,data= 7f 2.5 3 ma v ih input high voltage i/o pins 0.8 v dd v v il input low voltage i/o pins 0.2 v dd v v hys input hysteresis width i/o, rstp_n threshold=2/3v dd (input from low to high) threshold=1/3v dd (input from high to low) 1/3 v dd v i oh output drive current i/o pull-high *1 v ol =2.0v 50 a i ol 1 output sink current i/o pull-low *1 v ol =0.4v 1.0 ma i il_1 input low current rstp_n v il =gnd, pull high internally 20 a i il_2 input low current i/o v il =gnd, if pull high internally by user 100 a note: *1: drive current spec. for push-pull i/o port only sink current spec. for both push-pull and open-drain i/o port. *2: this spec. base on one driver only. there are five build-in driver, so user just multiply the number of driver he used to one driver current to get the total amount of current.( i ohpwm i olpwm * n; n=0,1,2,3,4,5) .com .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 7 of 8 v2.4 h. application circuit i. important note for accessing any address large than 64kb, users must update tpp first, tph then tpl. only by this order, the pre-charge circuit of rom will work correctly. 5us waiting is necessary before ldv instruction is executed since data rom is a low speed rom. users can not emulate this accessing process in ice. so 5us delay should be added by firmware. please bonds the tstp_p, rstp_n and prtd[7:0] with test point on pcb (can be soldered and probed) as you can, then jess can do some ic testing job on pcb. neither vdd nor gnd connection is necessary for tstp_p. the following figure is an example (testing point with through hole.) .com .com .com .com 4 .com u datasheet
suites 2202-7, tower 6, the gateway, 9 canton road, tsimshatsui, kowloon, hong kong tel: (852) 2123 3289 fax: (852) 2123 3393 e-mail: sales@jesstech.com home pa g e: www. j esstech.com HE80170M he80000 series 25 apr 2002 8 of 8 v2.4 supplementary specification : he80 series pwm application description: for he80 pwm application, the following points must be bare in mind. 1. the pwm output can direct drive buzzer. 2. for direct drive speaker, it must use 32 ? ? ? ? or above speaker. 3. for speaker application, it must add capacitors between ic?s vdd ground and its pwm output, see below figure. note: the 1uf capacitor must be connected near ic?s .com .com .com 4 .com u datasheet
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