CAP1214 Datasheet, PDF (10/107 Pages) SMSC Corporation – Multiple Channel Capacitive Touch Sensor and LED Driver

Multiple Channel Capacitive Touch Sensor and LED Driver
Datasheet
Table 1.1 Pin Description for CAP1214 (continued)
PIN #
8
PIN NAME
VDD
9
LED1 /
GPIO1
10
LED2 /
GPIO 2
11
LED3 /
GPIO3
12
LED4 /
GPIO4
13
LED5 /
GPIO5
14
LED6 /
GPIO6
15
LED7 /
GPIO7
16
LED8 /
GPIO8
17
LED9
18
LED10
19
LED11
PIN FUNCTION
Positive Power supply
LED1 - Open drain LED driver
GPI1 - GPIO 1 input (default)
GPO1 - GPIO 1 push-pull output
LED2 - Open drain LED driver
GPI2 - GPIO 2 input (default)
GPO2 - GPIO 2 push-pull output
LED3 - Open drain LED driver
GPI3 - GPIO 3 input (default)
GPO3 - GPIO 3 push-pull output
LED4 - Open drain LED driver
GPI4 - GPIO 4 input (default)
GPO4 - GPIO 4 push-pull output
LED5 - Open drain LED driver
GPI5 - GPIO 5 input (default)
GPO5 - GPIO 5 push-pull output
LED6 - Open drain LED driver
GPI6 - GPIO 6 input (default)
GPO6 - GPIO 6 push-pull output
LED7 - Open drain LED driver
GPI7 - GPIO 7 input (default)
GPO7 - GPIO 7 push-pull output
LED8 - Open drain LED driver
GPI8 - GPIO 8 input (default)
GPO8 - GPIO 8 push-pull output
LED9 - Open drain LED driver
LED10 - Open drain LED driver
LED11 - Open drain LED driver
PIN
TYPE
Power
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
DI (5V)
DO
OD (5V)
OD (5V)
OD (5V)
20
ALERT
Active High Interrupt / Wake Up Input
DIO
21
SMDATA
Bi-directional SMBus data - requires pull-up
resistor
DIOD
(5V)
22
SMCLK
SMBus clock input - requires pull-up resistor DI (5V)
Revision 1.0 (08-30-10)
10
DATASHEET
UNUSED
CONNECTION
n/a
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Leave open
Connect to Ground
Connect to Ground
Connect to Ground
Pull-down resistor
n/a
n/a
SMSC CAP1214