W83627EHF Datasheet, PDF (21/141 Pages) Winbond – evolving product from Winbonds most popular I/O family

W83627EHF/EF, W83627EHG/EG
5.5 KBC Interface
SYMBOL PIN
I/O
GA20M
KBRST
KCLK
GP27
KDAT
GP26
MCLK
GP25
MDAT
GP24
59
OUT₁₂
60
OUT₁₂
62
I/OD_16ts
I/OD_16t
63
I/OD_16ts
I/OD_16t
65
I/OD_16ts
I/OD_16t
66
I/OD_16ts
I/OD_16t
FUNCTION
Gate A20 output. This pin is high after system reset. (KBC P21)
Keyboard reset. This pin is high after system reset. (KBC P20)
Keyboard Clock.
General purpose I/O port 2 bit 7.
Keyboard Data.
General purpose I/O port 2 bit 6.
PS2 Mouse Clock.
General purpose I/O port 2 bit 5.
PS2 Mouse Data.
General purpose I/O port 2 bit 4.
5.6 Serial Flash Interface
SYMBOL PIN
I/O
SCE#
GP22
19
OUT₁₂
I/OD_12t
SCK
GP23
OUT₁₂
2
I/OD_12t
SO
BEEP
OUT₈
118
OD₈
SI
58
AUXFANIN1
IN_ts
I/O_12ts
FUNCTION
Serial Flash ROM interface chip select.
General purpose I/O port 2 bit 2.
Clock output for Serial Flash. (33MHz)
General purpose I/O port 2 bit 3.
Transfer commands, address or data to Serial Flash. It is
connected to SI of Serial Flash.
Beep function for hardware monitor. This pin is low after
system reset.(for H version only, C version is tri- state)
Receive data from Serial Flash. It is connected to SO of Serial
Flash.
0 to +3V amplitude fan tachometer input.
5.7 Hardware Monitor Interface
SYMBOL
BEEP
SO
PIN
I/O
FUNCTION
OD₈
Beep function for hardware monitor. This pin is low after
system reset. (for H version only, C version is tri-state)
118
OUT₈
Transfer commands, address or data to Serial Flash. It is
connected to SI of Serial Flash.
Publication Release Date: January 18, 2006
-15-
Revision 1.0