ST7294 datasheet(38/69 Pages) STMICROELECTRONICS

Part #	ST7294

Description	8-BIT MCU WITH 6K ROM, EEPROM AND 16-BIT TIMER WITH INPUT CAPTURE AND DUAL OUTPUT COMPARE

PDF	69 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

Logo

38 / 69 page

38/69

ST7294

Load

dst <= src

reg, M

M, reg

MUL

Multiply

X,A = X * A

A, X, Y

X, Y, A

NEG

Negate (2’s compl)

neg $10

reg, M

NOP

No Operation

OR operation

A = A + M

POP

Pop from the Stack

pop reg

reg

pop CC

PUSH

Push onto the Stack

push Y

reg, CC

RCF

Reset carry flag

C = 0

RET

Subroutine Return

RIM

Enable Interrupts

I = 0

RLC

Rotate left true C

C <= A <= C

reg, M

RRC

Rotate right true C

C => A => C

reg, M

RSP

Reset Stack Pointer

S = Max allowed

SBC

Substract with Carry

A = A - M - C

SCF

Set carry flag

C = 1

SIM

Disable Interrupts

I = 1

SLA

Shift left Arithmetic

C <= A <= 0

reg, M

SLL

Shift left Logic

C <= A <= 0

reg, M

SRL

Shift right Logic

0 => A => C

reg, M

SRA

Shift right Arithmetic

A7 => A => C

reg, M

SUB

Substraction

A = A - M

SWAP

SWAP nibbles

A7-A4 <=> A3-A0

reg, M

TNZ

Test for Neg & Zero

tnz lbl1

TRAP

S/W trap

S/W interrupt

WFI

Wait for Interrupt

XOR

Exclusive OR

A = A XOR M

Table 9. INSTRUCTION SET SUMMARY

Mnemo

Description

Function /Example

Dst

Src

ST7294 Datasheet(PDF) 38 Page - STMicroelectronics

ST7294 Datasheet(HTML) 38 Page - STMicroelectronics

Html Pages

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 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69

Datasheet Download

Link URL