Difference between revisions of "84PCE:Ports:B020"

Latest revision as of 11:05, 25 May 2016

Port Number: B020-B026

Memory-mapped address: F60020-F60026

Function: Backlight Control

This range of ports controls the backlight. Ports in this range affect the backlight, generally causing the backlight to go to full brightness.

Port	Information
B020	Unknown
B021	Unknown
B022	Unknown
B023	Unknown
B024	Backlight PWM level; controls the backlight PWM dimming level. 00 is full PWM duty cycle, FF is minimum duty cycle. When booting, this is set to FF, and later changed with the value in brightness.
B025	Unknown
B026	Unknown

@@ Line 1: / Line 1: @@
-[[Category:84PCE:Ports:By_Address|B020 - Back Light Control]] [[Category:84PCE:Ports:By_Name|Back Light Control]]
+[[Category:84PCE:Ports:By_Address|B020 - Backlight]] [[Category:84PCE:Ports:By_Name|Backlight]]
 == Synopsis ==
 '''Port Number:''' B020-B026
+'''Memory-mapped address:''' F60020-F60026
 '''Function:''' Backlight Control
-This range of ports controls the backlight. Port B024 controls the particular level. Other ports in this range affect the backlight, generally causing the backlight to go to full brightness.
+This range of ports controls the backlight. Ports in this range affect the backlight, generally causing the backlight to go to full brightness.
+{|-
+|<u>Port</u>&nbsp;&nbsp;&nbsp;
+|<u>Information</u>&nbsp;&nbsp;&nbsp;
+|-
+|B020
+|Unknown
+|-
+|B021
+|Unknown
+|-
+|B022
+|Unknown
+|-
+|-
+|B023
+|Unknown
+|-
+|B024
+|Backlight PWM level; controls the backlight PWM dimming level. 00 is full PWM duty cycle, FF is minimum duty cycle. When booting, this is set to FF, and later changed with the value in brightness.
+|-
+|B025
+|Unknown
+|-
+|B026
+|Unknown
+|-|[[:84PCE:Ports:0009|0009]]
+|}