User manual

TB-7Z-020-EMC Hardware User Manual
31
Rev.1.03
7.13. Reset Switch
PS SRST is system reset switch. This reset signals shared with JTAG-ICE by J4.
Figure 7-25 XC7Z020's System Reset Push Switch
7.14. JTAG
The TB-7Z-020-EMC board provides a traditional Platform Cable JTAG connector.
The JTAG Chain is constructed as follows:
JTAG_TDI
JTAG_TMS
JTAG_TCK
JTAG_TDO
JTAG
2.0mm pitch
Straight Male
Pin Header
87832-1420
(CN12)
ZYNQ
XC7Z020-1CLG484
JTAG IF
Figure 7-26 JTAG Connection
Table 7-15 JTAG(CN12) Pin assign
CN12
Pin#
Signal
Name
Connect to
CN12
Pin#
Signal
Name
Zynq Pin#
1
GND
GND
2
3P3V
VCC_3P3V via 100Ohm(R166)
3
GND
GND
4
TMS
G12(Pull-up by 4.7kOhm)
4
GND
GND
6
TCK
G11(Pull-up by 4.7kOhm)
7
GND
GND
8
TDO
G14(Pull-up by 4.7kOhm)
9
GND
GND
10
TDI
H13(Pull-up by 4.7kOhm)
11
GND
GND
12
NC
13
GND
GND
14
NC