TE0790 TRM
Revision: v.37
Copyright © 2019 Trenz Electronic GmbH
18 of 27
http://www.trenz-electronic.de
6.5 User Push Button
The user push button S1 directly connected to the SC CPLD manipulates pin G of the pin header J2 by driving it to
GND.
6.6 On-board LEDs
The on-board LEDs indicates system status data transmission activities:
LED
Color
Connected
to
Description and Notes
D1
Green
3.3V
3.3V power status LED
D2
Red
FTDI IC,
'RXLED'
UART receive data activity
D3
Red
FTDI IC,
'TXLED'
UART transmit data activity
D4
Red
SC CPLD,
'ULED'
user LED, on standard SC CPLD firmware assigned to pins E
and G, in DIPFORTy to G
Table 9:
On-board LEDs.
