RM46L450
RM46L850
www.ti.com
SPNS184 –SEPTEMBER 2012
2.3.2.18 Test and Debug Modules Interface
Table 2-45. ZWT Test and Debug Modules Interface
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
337
ZWT
TEST
nTRST
RTCK
TCK
U2
Input
Input
Pull Down Fixed, 100uA
Test enable
D18
A16
B18
A17
C18
C19
JTAG test hardware reset
JTAG return test clock
JTAG test clock
Output
Input
-
-
Pull Down Fixed, 100uA
Pull Up
TDI
Input
JTAG test data in
JTAG test data out
JTAG test select
TDO
Output Pull Down
Input Pull Up
TMS
2.3.2.19 Flash Supply and Test Pads
Table 2-46. ZWT Flash Supply and Test Pads
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
337
ZWT
VCCP
F8
3.3V
Power
-
-
-
-
Flash pump supply
FLTP1
FLTP2
J5
-
Flash test pads. These
terminals are reserved for
TI use only. For proper
operation these terminals
must connect only to a
test pad or not be
H5
connected at all [no
connect (NC)].
2.3.2.20 No Connects
Table 2-47. No Connects
Terminal
Signal Name
Signal
Type
Default
Pull State
Pull Type
Description
337
ZWT
NC
NC
NC
NC
NC
NC
A8
A15
B8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
B9
B15
B16
Copyright © 2012, Texas Instruments Incorporated
Device Package and Terminal Functions
41
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