Checkpoint

 

Description

 

 

03h

Initial Superio_Early _Init switch

 

 

04h

Reserved

 

 

 

05h

1.

Blank out screen

 

2.

Clear CMOS error flag

 

 

06h

Reserved

 

 

 

07h

1.

Clear 8042 interface

 

2.

Initialize 8042 self-test

 

 

 

08h

1.

Test special keyboard controller for Winbond 977 series Super I/O chips.

 

2.

Enable keyboard interface.

 

 

09h

Reserved

 

 

 

0Ah

1.

Disable PS/2 mouse interface (optional)

 

2.

Auto detect ports for keyboard & mouse followed by a port & interface swap (optional).

 

3.

Reset keyboard for Winbond 977 series Super I/Q chips.

 

 

0Bh

Reserved

 

 

0Ch

Reserved

 

 

0Dh

Reserved

 

 

0Eh

Test F000h segment shadow to see whether it is R/W-able or not. If test fails, keep

 

beeping the speaker.

 

 

0Fh

Reserved

 

 

10h

Auto detect flash type to load appropriate flash R/W codes into the run time area in F000

 

for ESCD & DMI support.

 

 

11h

Reserved

 

 

12h

Use walking 1’s algorithm to check out interface in CMOS circuitry. Also set real-time clock

 

power status, and then check for override.

 

 

13h

Reserved

 

 

14h

Program chipset default values into chipset. Chipset default values are MODBINable by

 

OEM customers.

 

 

15h

Reserved

 

 

16h

Initial Early_Init_Onboard_Generator switch.

 

 

17h

Reserved

 

 

18h

Detect CPU information including brand, SMI type (Cyrix or Intel) and CPU level (586 or

 

686)

 

 

19h

Reserved

 

 

1Ah

Reserved

 

 

1Bh

Initial interrupts vector table. If no special specified, all H/W interrupts are directed to

 

SPURIOUS_INT_HDLR & S/W interrupts to SPURIOUS_soft_HDLR.

 

 

1Ch

Reserved

 

 

1Dh

Initial Early_PM_INIT switch.

 

 

1Eh

Reserved

 

 

1Fh

Load keyboard matrix (notebook platform)

 

 

20h

Reserved

 

 

21h

HPM initialization (notebook platform)

 

 

22h

Reserved

 

 

 

Chapter 4

64

Page 70
Image 70
Acer 3300S manual Reset keyboard for Winbond 977 series Super I/Q chips

3300S specifications

The Acer 3300S is a well-regarded laptop that has garnered attention for its distinctive blend of functionality and performance. Designed for everyday users who require reliable computing power, the 3300S is an ideal choice for students, professionals, and casual users alike.

At the heart of the Acer 3300S is its robust processing capability, featuring a powerful multi-core processor which ensures smooth multitasking and efficient performance. This laptop is equipped with ample RAM, enabling users to run demanding applications seamlessly. Whether for productivity tasks, like word processing and spreadsheets, or for light gaming and multimedia streaming, the 3300S delivers reliable performance.

One of the standout features of the Acer 3300S is its display. The device comes with a high-definition screen that provides vibrant colors and sharp images, making it perfect for watching videos or engaging in graphic design work. The anti-glare technology also ensures a comfortable viewing experience, even in brightly lit environments, reducing eye strain during long hours of usage.

Acer has emphasized connectivity in the 3300S, which is equipped with multiple USB ports, HDMI output, and a card reader. This diverse range of connectivity options allows users to effortlessly connect various peripherals and external devices, enhancing the overall productivity of the laptop. Additionally, built-in Wi-Fi and Bluetooth enable seamless wireless connections, making it easy to stay connected to the internet and other devices.

Battery life is also a key characteristic of the Acer 3300S, providing long-lasting performance that can last throughout the day on a single charge. This feature is especially useful for users who are frequently on the move and require a reliable device that can keep up with their busy lifestyles.

In terms of design, the Acer 3300S boasts a sleek and modern look. Its lightweight construction makes it portable, while the durable materials used in its build ensure that the laptop can withstand the rigors of daily use. The comfortable keyboard and responsive touchpad enhance usability, providing a pleasant typing and navigation experience.

In summary, the Acer 3300S combines performance, connectivity, and portability in a stylish package. With its powerful processor, vibrant display, and long battery life, it stands out as a versatile laptop built to meet the needs of a diverse range of users. As such, the 3300S continues to be a popular choice for those seeking a reliable and efficient computing solution.