GL901RX View Datasheet(PDF) - Genesys Logic

Part Name

Description

Manufacturer

GL901RX

Wireless Mouse USB+PS2 Receiver Controller

Genesys Logic 

Set Remote

Mode

Set Wrap Mode

0xF0

0xEE

Reset Wrap

Mode

0xEC

Read Data

0xEB

Set Stream

Mode

Status Request

0xEA

0xE9

Set Resolution

0xE8

Set Scaling 2:1

0xE7

Set Scaling 1:1

0xE6

GL901Rx 1.1

0xFA

0xFA

0xFA

0xFA

Report

0xFA

0xFA

0xFA

0xFA

0xFA

Intellimouse1 Mouse ID =0x03 (3D/3B)

IntelliMouse2 Mouse ID = 0x04 (3D/5B)

(c) The device resets its movement counters.

Device responds with "acknowledge" (0xFA) and resets

the movement counters then enters remote mode.

(a) Device responds: "acknowledge" (0xFA)

(b) Resets movement counters

(c) Enters wrap mode. (Echo Mode)

(a) Device responds: "acknowledge" (0xFA)

(b) Resets movement counters

Enters the mode it was in prior to wrap mode (Stream

Mode or Remote Mode.)

(a) Device responds: acknowledge (0xFA)

EEPROM

(b) Sends movement data packet.

Read 8 bytes

from Address

+0

To Address +7

(a) Device responds: "acknowledge"

(b) Resets movement counters

(c) Enters stream mode.

(a) Device responds: "acknowledge"

(b) Sends 3-byte status packet

(c) Resets movement counters.

Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0

Byte0 0 Mode Enable Scaling 0 LBtn MBtn RBtn

Byte1

Resolution

Byte1

Sample Rate

Valid Resolution:

0x00 = 1 count/mm

0x01 = 2 count/mm

0x10 = 4 count/mm

0x11 = 8 count/mm

(a) Device responds: acknowledge (0xFA)

(b) Reads one byte from the host as Resolution

(c) Responds with acknowledge (0xFA) again

(d) Resets movement counters.

(a) Device responds: “acknowledge” (0xFA)

(b) Enables 2:1 scaling

Table of Scaling ratio

Write Data &

& Execute

write into

EEPROM

Actual Movement

0

1

2

3

4

5

N>5

Report with scaling

0

1

1

3

6

8

N*2

(a) Device responds: “acknowledge” (0xFA)

(b) Enables 1:1 scaling

PS2 Packet

Table 3-3: The standard PS/2 mouse Packet

Byte0

Byte1

Byte1

Bit7

Y overflow

Bit6

Bit5

X overflow Y sign bit

Bit4

Bit3

X sign bit Always 1

X Movement

Y Movement

©2000-2001 Genesys Logic Inc.—All rights reserved

-8

Bit2

Bit1

Middle Btn Right Btn

Bit0

Left Btn

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