Siemens TC65 - Figure 16: I2 C Interface Connected to VEXT Line of TC65

TC65 Hardware Interface Description
Strictly confidential / Draft
s
TC65_HD_V00.521 Page 53 of 99 24.05.2005
GSM module
I2CDAT
I2CCLK
GND
I2CDAT
I2CCLK
GND
Application
VEXT
R
p
R
p
Figure 16: I
2
C interface connected to VEXT line of TC65
Note: Good care should be taken when creating the PCB layout of the host application: The
traces of I2CCLK and I2CDAT should be equal in length and as short as possible.