PT6301(2012) View Datasheet(PDF) - Princeton Technology

Part Name

Description

View to exact match

PT6301
(Rev.:2012)

5 x 7 Dot Character x 20-Digit x 2-Line Display Controller/Driver with Character RAM

Princeton Technology 

PT6301

COMMAND WRITE METHOD AND DATA TRANSFER METHOD FOR

TEST MODE

BASIC FLOW FOR TEST MODE

Test flow is shown as the following chart.

Detailed data format for each test are explained in the following pages.

TEST MODE LIST

MSB

LSB

TEST Mode 1

1 0 0 0 0 0 0 1 Oscillation stop with all output “Low”

TEST Mode 2

1 0 0 0 0 0 1 0 Oscillation stop with all output “High”

TEST Mode 3

1 0 0 0 0 0 1 1 Driver circuit check mode

TEST Mode 4

1 0 0 0 0 1 0 0 DCRAM/ADRAM/DIGIT data output mode

TEST Mode 5

1 0 0 0 0 1 0 1 CGRAM/CGROM data output mode

TEST MODE 1. OSCILLATION STOP WITH ALL OUTPUT “LOW”

In this test, you can confirm that all the driver output signals are changed to “L”. Also, you can measure the static IDO and

static IDISP without oscillation.

COMMAND FORMAT

MSB

LSB

1st Byte

(1st)

B7 B6 B5 B4 B3 B2 B1 B0 Selects TEST Mode 1

1 0 0 0 0 001

STATUS OF OUTPUT SIGNALS

COM1 to 20: All “L”

ADA, ADB: All “L”

SEGA1 to 35, SEGB1 to 35: All “L”

DO: “L”

TEST FLOW

V1.2

17

March 2012

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