Datasheet

+ +
N1 N2
E_Tx_In
E_Tx_CLK
E_Tx_Out
E_Rx_In
E_Rx_Out
GND
GPIO
GPIO
GPIO
TMS320F28x
Flexible PLC
Software Engine
AFE031
Internal Configuration
Two-Wire Bus
C
EXT
AFE031
SBOS531D AUGUST 2010REVISED MAY 2012
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The E_Rx_Out pin can be directly connected to either an available analog-to-digital converter (ADC) input or
GPIO on the host microcontroller. Figure 44 illustrates a typical two-wire application for ETx and ERx.
Figure 44. Typical Two-Wire Application for ETx and ERx
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