INTEGRATED

CIRCUITS INC.

VOICE OTP MODULE

Ver1.1

3

Functional Description

A. Micro–Controller

The Micro-Controller inside API4000M is a 8Bit Processor, it has 2 groups Data Bank each has 16 X 8

Bit Register, the Function for processing Data: Addition , Subtraction , logical AND , Moving , Shift and

the other Basic Function. It also has Address Jump , Data Input , Data Output , Sound Control , Melod

yControl and the other Advanced Function.

Here is the list of 42

1. JUMP

Instruction Format

Code

Cycle

Bytes

Instruction

Description

JUMP INTR1, Pn ﹔

01

2

3

if INTR1 = 1, Program Address(PC) will jump to Pn.

JUMP INTR2, Pn ﹔

02

2

3

if INTR2 = 1, Program Address (PC)will jump to Pn.

JUMP INTR3, Pn ﹔

03

2

3

if INTR3 = 1, Program Address (PC)will jump to Pn.

JUMP INTR4, Pn ﹔

04

2

3

if INTR4 = 1, Program Address(PC) will jump to Pn.

JUMP ADDR, Pn ﹔

05

2

3

Program Address(PC) direct jump to Pn.

JUMP CO0, Pn ﹔

06

2

3

if carry out = 0,Program Address(PC) will jump to Pn.

JUMP CO1, Pn ﹔

07

2

3

if carry out = 1,Program Address(PC) will jump to Pn.

PS :

(1). Code : Code of instruction.

(2). Cycle : Time to executive instruction, 1Cycle = 64 clock period.

(3). Bytes : Size of instruction, 1 Byte = 8 Bits.

(4). Pn ﹕Address in Program, e.g. P123；n = 0 ~ 9999.

(5). INTR1 ﹕Key In signal.

(6). INTR2 ﹕Song End signal.

(7). INTR3 ﹕Sound End signal.

(8). INTR4 ﹕Change Instrument signal.

2. Register & Data

Instruction Format

Code

Cycle

Bytes

Instruction Description

ADDC Rn, Data ﹔

6n

1

2

The value of Rn adds Data,only set Carry but don’t

change the value of Rn. ( Rn + Data

C=?)

ADDD Rn, Data ﹔

7n

1

2

Rn

Rn + Data

ANDD Rn, Data ﹔

4n

1

2

The value of Rn logical AND Data,set the solution

to Rn. ( Rn

Rn AND Data)

MOVD Rn, Data ﹔

5n

1

2

set Rn

Data.

SUBDC Rn, Data ﹔

En

1

2

The value of Rn subduct Data, only return Carry

but don’t change the value of Rn.(Rn-Data C?)

SUBD Rn, Data ﹔

Fn

1

2

Rn

Rn - Data

PS :

(1). Rn ﹕Number of Register,e.g. R3；n = 0 ~ 15.

(2). Data ﹕a decimal value during 0 ~ 255.