EM78911 datasheet(21/37 Pages) EMC

21 / 37 page

EM78911

-bit micro

bit micro

bit micro-

-controller

controller

R(0)

→ C, C → R(7)

0110

10rr

rrrr

06rr

RLCA R

R(n)

→ A(n+1)

R(7)

→ C, C → A(0)

0110

11rr

rrrr

06rr

RLC R

R(n)

→ R(n+1)

R(7)

→ C, C → R(0)

0111

00rr

rrrr

07rr

SWAPA R

R(0-3)

→ A(4-7)

R(4-7)

→ A(0-3)

None

0111

01rr

rrrr

07rr

SWAP R

R(0-3)

↔ R(4-7)

None

0111

10rr

rrrr

07rr

JZA R

R+1

→ A, skip if zero

None

0111

11rr

rrrr

07rr

JZ R

R+1

→ R, skip if zero

None

100b

bbrr

rrrr

0xxx

BC R,b

→ R(b)

None

101b

bbrr

rrrr

0xxx

BS R,b

→ R(b)

None

110b

bbrr

rrrr

0xxx

JBC R,b

if R(b)=0, skip

None

111b

bbrr

rrrr

0xxx

JBS R,b

if R(b)=1, skip

None

00kk

kkkk

1kkk

CALL k

PC+1

→ [SP]

(Page, k)

→ PC

None

01kk

kkkk

1kkk

JMP k

(Page, k)

→ PC

None

1000

kkkk

18kk

MOV A,k

→ A

None

1001

kkkk

19kk

OR A,k

∨ k → A

1010

kkkk

1Akk

AND A,k

A & k

→ A

1011

kkkk

1Bkk

XOR A,k

⊕ k → A

1100

kkkk

1Ckk

RETL k

→ A, [Top of Stack] → PC

None

1101

kkkk

1Dkk

SUB A,k

k-A

→ A

Z,C,DC

1110

0000

0001

1E01

INT

PC+1

→ [SP]

001H

→ PC

None

1110

1000

kkkk

1E8k

PAGE

K->R5(3:0)

None

1111

kkkk

1Fkk

ADD A,k

k+A

→ A

Z,C,DC

VII.8

CODE Option Register

The CALLER ID IC has one CODE option register which is not part of the normal program memory. The

option bits cannot be accessed during normal program execution.

/POVD

MCLK

* Bit 0 : main clock selection. 0/1 = 3.58MHZ / 1.84MHZ

main clock selection. 0/1 = 3.58MHZ / 1.84MHZ

* Bit 1 :(/POVD) : Power on voltage detector.

0: enable

1: disable

/POVD

2.2V reset

power on reset

Low power

detect without

reset

Low power detect

controlled

RA(5)

sleep mode

current

yes

Yes

1uA

yes

Yes

yes

15uA

* Bits 2~7 : unused, must be "0"s.

VII.9 FSK FUNCTION

EM78911 Datasheet(PDF) 21 Page - ELAN Microelectronics Corp

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