CFA633-RDI-KS datasheet(45/88 Pages) CRYSTAIFONTZ

45 / 88 page

Crystalfontz America, Inc.

Data Sheet Release Date 2012/02/21

www.crystalfontz.com

CFA633-RDI-KS LCD Module (Hardware v2.0 / Firmware s2v1)

February 2012

Page 45

The return packet will be:

type = 0x40 | 0x0D = 0x4D = 7710

data_length = 0

Set LCD Contrast is one of the items stored by the command 4 (0x04): Store Current State As Boot State (Pg. 39).

14 (0x0E): Set LCD & Keypad Backlight

This command sets the brightness of the LCD and keypad backlights.

type: 0x0E = 1410

valid data_length is 1

data[0] = backlight power setting (0-100 valid)

0 = off

1-99 = variable brightness

100 = on

The return packet will be:

type: 0x40 | 0x0E = 0x4E = 7810

data_length = 0

Set LCD & Keypad Backlight is one of the items stored by the command 4 (0x04): Store Current State As Boot

State (Pg. 39).

15 (0x0F): (Deprecated)

16 (0x10): Set Up Fan Reporting

This command will configure the CFA633 to report the fan speed information to the host every 500 mS.

type = 0x10 = 1610

valid data_length is 1

data[0] = bitmask indicating which fans are enabled to

report (0-15 valid)

---- 8421 Enable Reporting of this Fan’s Tach Input

|||| ||||-- Fan 1: 1 = enable, 0 = disable

|||| |||--- Fan 2: 1 = enable, 0 = disable

|||| ||---- Fan 3: 1 = enable, 0 = disable

|||| |----- Fan 4: 1 = enable, 0 = disable

The return packet will be:

type = 0x40 | 0x10 = 0x50 = 8010

data_length = 0

If data[0] is not 0, then the CFA633 will start sending 0x81: Fan Speed Report packets for each enabled fan every

500 mS. (See 0x81: Fan Speed Report (Pg. 36).) Each of the report packets is staggered by 1/8 of a second.

Reporting a fan will override the fan power setting to 100% for up to 1/8 of a second every 1/2 second. Please see Fan

Connections in Fan Connections (Pg. 31) for a detailed description.

17 (0x11): Set Fan Power

This command will configure the power for the fan connectors. The fan power setting is one of the items stored by the

command 4 (0x04): Store Current State As Boot State (Pg. 39).

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