E909-05 Datasheet, PDF (62/67 Pages) ELMOS Semiconductor AG – The HALIOS® multi purpose optical sensor is based on an optical bridge which provides a contactless detec-tion of gestures (e.g. movement of a finger).

HALIOS® MULTI-PURPOSE OPTICAL SENSOR WITH HIGH LIGHT IMMUNITY
E909.05
PRELIMINARY INFORMATION AUG 02, 2011
6.15 GPIO Module
• up to 6 GPIOs
• interrupt capable (configurable for positive and / or negative signal edge interrupt)
6.15.1 GPIO Module Registers
address offset
reset value
register name
size
0x00
0x0000
output data
16
0x02
0x003F
direction
16
0x04
-
input data
16
0x06
0x0000
posedge interrupt enable
16
0x08
-
posedge interrupt status
16
0x0A
-
posedge interrupt clear
16
0x0C
0x0000
negedge interrupt enable
16
0x0E
-
negedge interrupt status
16
0x10
-
negedge interrupt clear
16
0x12
0x0000
port config
16
Table 6.15.1.1: GPIO Module Registers
Register output data (0x00)
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reset value
0000000000000000
Internal access R R R R R R R R R/W R/W R/W R/W R/W R/W R/W R/W
External access R R R R R R R R R/W R/W R/W R/W R/W R/W R/W R/W
Bit Description 7:0 : output data
reset value: 0x0000
Table 6.15.1.2: output data
Register direction (0x02)
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reset value
0000000011111111
Internal access R R R R R R R R R/W R/W R/W R/W R/W R/W R/W R/W
External access R R R R R R R R R/W R/W R/W R/W R/W R/W R/W R/W
Bit Description
7:0 : direction
0 - output, pull down disabled
1 - input, pull down enabled
reset value: 0x00FF
Table 6.15.1.3: direction
This document contains information on a pre-production product. ELMOS Semiconductor AG reserves the right to change specifications and information herein without notice.
ELMOS Semiconductor AG
Data Sheet 62 / 67
QM-No.: 25DS0014E.00