8 bit m.controler

8/8/2019 8 Bit m.controler

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New 8bit microcomputer

78K0/ Fx2-L

NEC Electronics America

Automotive SBU


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3/18

Low P in Count series : 78K0/ Fx2-L

Main feature Memory Line up

commun ca on s poss e

Low Pow er Current for eco

260uA 1MHzInternal OSC4MHz/4RUN0.7uA Halt mode + Internal 30KHz0.3uA Stop mode + POC

16K

8K

512 512

512 512

768

512

4MHz or 8MHz

Built-in PLL

20MHz RUN is possible without external OSCHigh temperature Ta=125Target

16pin16pin

384

20pin20pin

384

30pin30pinRAM

LIN library = 4KBGoo Perip eraLIN-UART, ADC, Comparator, WWDT, LVI/POC Power consumption Benchmark

4

6

8

1 0

1 2nterna RUN

Stand by30KHz RUN

4.29uA11.5uA

8.04uA4.79uAPower Window, Mirror control

SW Input, Panel control,

Target application

3/37

0

2

1sec Fx2-L

Lighting, RKE, etc


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Specification

78K0/FY2 L 78K0/FA2 L 78K0/FB2 L8K0/FY2-L 78K0/FA2-L 78K0/FB2-L16pin 20pin 30pin

Flash 4K/8K/16K 8/16K

RAM 384/512/768 512/768

System

Clock

Internal 4MHz2%(Ta=-40?) or 8MHz5%(Ta=-40?)

External 2MHz20MHz

PLL PLL(x10)

WDT / TM Clock Internal OSC 30KHz TYP.

I / O I/O:9 I:3 I/O:13 I:3 I/O:22 I:3

Timer

16bit TMX - 1ch (2 PWM outputs)

16bit TM0 1ch8bit TM5:1ch TMH:1ch

WDT 1ch

Serial I/ FUART/I2C 1ch (LIN) UART/I2C 1ch (LIN)

CSI:1ch

10bit A/ D Chanel 4ch 6ch 9ch

Speed 2.7 VAVREF4.0 V 4.4us

Comparator 1ch 3ch

Calculation 8bit x 8bit, 16bit x 16bit

4/37

,

VDD VDD = 1.8V5.5V

Operation Temp A)-4085 (A2)-40125


5/18

What is the 16bit PWM Timer X?

functiongeneral-purpos timer

(16bit timer 0)

PWM timer for lighting

(16bit timer X)

output channel / timer 1ch 2ch

duty change during timer operation

cycle change during timer operation

interlocking function with comparators

interlocking function with other timer

App l i ca t i on : 2ch synchronous output with comparator

Emergency Stop

5/37


6/18

16bit PWM Timer X specific Function (1)

Possible to generate 2-phase PWM with dead time byusing 4 compare registers and 2 output ports.

Freq./Duty can be changed while timer operating.

Timer Xn Counter

TXnCR3

TXnCR0

nTXnCR1

TOXn0

TOXn1

Timer Xn

6/37Application: Half-bridge output


7/18


Support Emergency PWM stop by selecting interlock function withcomparators or INTP0.

In this case, PWM output keep reset level during the comparator output is active level,

Timer Xn Counter

TXnCR3

an mer res ar s coun opera on a er e s gna ecome nac ve eve .

TXnCR2TXnCR1

Reset

TXnCR0

TOXn0

ResetTOXn1

Comparator orExt. Interrupt 0

7/37Application: Emergency stop for over voltage or current


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When the active edge of comparator or ext. interrupt is detected,Timer X restart count immediately.

Timer Xn Counter

TXnCR3

TXnCR2

TXnCR0

TXnCR1

TOXn0

TOXn1

Restart


8/37Application: PFC control (adopted Ballast Evaluation Board)


9/18


Timer X output keep reset level during the active edge detection toTimer X interrupt.

Timer Xn Counter

TXnCR3

TXnCR0

nTXnCR1

ResetTOXn0

TOXn1


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Timer Xn Counter

High-impedance output function for emergency stop

TXnCR2TXnCR1

TXnCR0

TOXn0-

Hi-ZTOXn1

Hi-Z out ut b active ed e detection Hi-Z output can be released at

Ext. Interrupt 0

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arbitrary point

Application: Emergency stop for over voltage or current


11/18


Synchronization of A/D conversion trigger and Timer X count

Timer Xn Counter

TXnCR3

TXnCR2

TXnCCR0

TXnCR0

TXnCR1

TOXn0

TOXn1

Start trigger ofA/D convertor

11/37Application: Timing control of A/D conversion


12/18

78K0/ FY2-L 16pin

4.4mm

6.2mm

16pin

SSOP5.20mm

P60/TxD6/SCLA0P61/RxD6/SDAA0

P125/RESET

P122/X2/TOOLD0P121/X1/TOOLC0

AVREFP20/ANI0P21/ANI1

P22/ANI2P23/ANI3/CMP2+

0.65mmpitch

REGCVSSVDD

P00/TI000/INTP0P01/TO00/TI010P30/TOH1/TI51/INTP1

12/37


13/18

78K0/ FA2-L 20pin

6.1mm

8.1mm

20pin

SSOP6.65mm

+P24/ANI4/CMP0+P60/TxD6/SCLA0P61/RxD6/SDAA0

P125/RESETP122/X2/TOOLD0P121/X1/TOOLC0

AVREFP20/ANI0P21/ANI1P22/ANI2P23/ANI3/CMP2+P00/TI000/INTP0

.pitchREGC

VSSVDD

P30/TOH1/TI51/INTP1P31/TOX00/INTP2/TOOLC1P32/TOX01/INTP3/TOOLD1

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14/18

78K0/ FB2-L 30pin

8.1mm

P26/ANI6/CMPCOMP25/ANI5/CMP1+P24/ANI4/CMP0+

P70/ANI8P27/ANI7AVSS

6.1mm

P60/TxD6/SCLA0P61/RxD6/SDAA0P02/SSI11/INTP5

P125/RESET

P122/X2/TOOLD0P121/X1/TOOLD0

AVREFP20/ANI0P21/ANI1P22/ANI2

P23/ANI3/CMP2+P00/TI000/INTP0

30pin

SSOP

0.65mm9.85mm

VSSVDD

P37/SO11P36/SI11

P35/SCK11

P30/TOH1/TI51/INTP1P31/TOX00/INTP2/TOOLC1P32/TOX01/INTP3/TOOLD1P33P34/INTP4

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78k0/ Fx2-L Development schedule

Milestone 78k0/Fx2-L (4k-16kB)

Series name 78k0/FY2-L 78k0/FA2-L 78k0/FB2-L

ES 2009/Nov

CS 2010/Mar

NEC QT finished

(AEC-Q100)

2010/May

MP 2010/June

PPAP 2010/May

ser s manua ava a e pre m nary


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I

Development tool list (78K0/ Fx2-L) 1/ 2

roducts

rdernam

ECUVE

Socket package includes optionExcha

adapto

YQ

con

Target

Emulat

space

Mount

ame

e ge

ne

ctor

o

nnector

ionprobe

daptor

d

aptor,

78k0/Fx2-Lcommon

QB-78K0FX2L-ZZZ

QB-78K0FX2L - - - - -

78k0/FY2-L QB- QB-78K0FX2L QB- Not QB-16GR- QB-80- Not Not

(16pin SSOP) 78K0FX2L-T16GR

78K0FY2L-EA-01T

NQ-01T EP-01T

78k0/FA2-L QB-78K0FX2L-

QB-78K0FX2L QB-78K0FA2L-

Not QB-20MC-NQ-01T

QB-80-EP-01T

Not Not

T20MC EA-01T

78k0/FB2-L

(30pin SSOP)

QB-78K0FX2L-T30MC

QB-78K0FX2L QB-78K0FB2L-EA-01T

QB-30MC-YQ-01T

QB-30MC-NQ-01T

QB-80-EP-01T

QB-30MC-HQ-01T

QB-30MC-YS-01T


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Development tool list (78K0/ Fx2-L) 2/ 2

Produc

Device

Softwa

OCD

es

name

ilee

packag

u

lator

78k0/FY2-L

(16pin SSOP)

DF780865 SP78K0 QB-MINI2

78k0/FA2-L

(20pin SSOP)

DF780865 SP78K0 QB-MINI2

78k0/FB2-L DF780865 SP78K0 QB-MINI2(30pin SSOP)


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18NEC Electronics Confidential

8 bit m.controler

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