Difference between revisions of "Renesas H8S/2161BV"
(Place in components category, move stub to top, improve first sentence) |
(Fill in some section titles, and add a warning about the EC flash-ram severe limitation of max 100 writes) |
||
Line 1: | Line 1: | ||
{{Stub}} | {{Stub}} | ||
+ | |||
+ | = Renesas H8S/2161B (H8S/2140B group) = | ||
The Renesas H8S/2161B is the embedded controller chip found in {{T43}} and {{T43p}} models. It controls various low-bandwidth devices such as keyboard, mouse, fan, LEDs, [[thermal sensors]] and switches. | The Renesas H8S/2161B is the embedded controller chip found in {{T43}} and {{T43p}} models. It controls various low-bandwidth devices such as keyboard, mouse, fan, LEDs, [[thermal sensors]] and switches. | ||
Line 6: | Line 8: | ||
* A partial disassembly of the firmware running on this embedded controller is available in [http://forum.thinkpads.com/viewtopic.php?t=20958 this thread]. | * A partial disassembly of the firmware running on this embedded controller is available in [http://forum.thinkpads.com/viewtopic.php?t=20958 this thread]. | ||
+ | {{WARN|The Flash-RAM of the H8S/2161B is rated for just 100 write cycles}} | ||
+ | |||
+ | == Photos == | ||
{{gallery_start}} | {{gallery_start}} |
Revision as of 04:40, 12 July 2006
This page is a stub |
---|
You can help ThinkWiki by expanding it. |
Renesas H8S/2161B (H8S/2140B group)
The Renesas H8S/2161B is the embedded controller chip found in T43 and T43p models. It controls various low-bandwidth devices such as keyboard, mouse, fan, LEDs, thermal sensors and switches.
- Hardware manual
- A partial disassembly of the firmware running on this embedded controller is available in this thread.
ATTENTION!
The Flash-RAM of the H8S/2161B is rated for just 100 write cycles
Photos
Photos (click to see full size) |