Summit manual S93WD462/S93WD463, Status Verify, 2029 ILL

					S93WD462/S93WD463
SK
CS					STATUS VERIFY		STANDBY
					tCS
DI	1	0	0	1	0
					tSV		tHZ
DO		HIGH-Z			BUSY	READY
							HIGH-Z
					t EW
							2029 ILL 8.0
					Figure 6. ERAL Instruction Timing
SK
CS						STATUS VERIFY	STANDBY

tCS

DI

1

0 0

0 1

D N

D O

DO

tSV

tHZ

BUSY

READY

HIGH-Z

t EW

2029 ILL 10.0

Figure 7. WRAL Instruction Timing

INSTRUCTION SET

Instruction

Start

Opcode

Address

Data

Comments

Bit

x8

x16

x8

x16

READ

1

10

A6–A0

A5–A0

Read Address AN–A0

ERASE

1

11

A6–A0

A5–A0

Clear Address AN–A0

WRITE

1

01

A6–A0

A5–A0

D7–D0

D15–D0

Write Address AN–A0

EWEN

1

00

11xxxxx

11xxxx

Write Enable

EWDS

1

00

00xxxxx

00xxxx

Write Disable

ERAL

1

00

10xxxxx

10xxxx

Clear All Addresses

WRAL

1

00

01xxxxx

01xxxx

D7–D0

D15–D0

Write All Addresses

2029 PGM T5.0

6

2029

2.2 1/23/01

SUMMIT MICROELECTRONICS, Inc.