W83L951DG Datasheet, PDF (11/112 Pages) Winbond – Mobile Keyboard and Embedded Controller

W83L951DG/W83L951FG
5. PIN DESCRIPTION
Table 5-1 Pin Type Description
TYPE
DESCRIPTION
I/O_12tsm
Bi-directional pin, TTL level, Schmitt-trigger input, selectable 250uA/12mA sink
capability, 12mA select source capability
I/O_12tsai
Bi-directional pin, TTL level, Schmitt-trigger input, Analog Input, 12mA source-sink
capability
I/O_12tsao
Bi-directional pin, TTL level, Schmitt-trigger input, Analog Output, 12mA source-sink
capability
I/O_16tsh
Bi-directional pin, TTL level, Schmitt-trigger input, 5V Tolerant, 16mA source-sink
capability
I/O_24ts
Bi-directional pin, Schmitt-trigger input, 24mA source-sink capability
I_ts
TTL level, Schmitt-trigger input
I_c, O_c
Clock Input, Clock Out
I_vdd
Voltage Input
I_vss
Ground Input
Note: t – TTL level, s – Schmitt-trigger, m – matrix keyboard, ai – analog input, ao – analog output, h – 5V Tolerant, c – clock.
5.1 Pin configuration table
Table 5-2 Pin configuration table
SYMBOL
PIN
I/O
GPC5
EXTINT35
1
I/O16tsh
GPC4
EXTINT34
2
I/O16tsh
GPC3
EXTINT33
3
I/O16tsh
GPC2
EXTINT32
4
I/O16tsh
GPC1
EXTINT31
5
I/O16tsh
GPC0
EXTINT30
6
I/O16tsh
GPB7
EXTINT27
7
I/O16tsh
FUNCTION
General Purpose I/O Function
External Interrupt Input
General Purpose I/O Function
External Interrupt Input
General Purpose I/O Function
External Interrupt Input
General Purpose I/O Function
External Interrupt Input
General Purpose I/O Function
External Interrupt Input
General Purpose I/O Function
External Interrupt Input
General Purpose I/O Function
External Interrupt Input
Publication Release Date: August 2006
-7-
Revision 1.0