8-20 Schematics, Boards Overlays, and Parts Lists: Main Board Block: UHF1 (84012513001_A)
Figure 8-18. Top Control and JTAG Circuit
J1M2
ON_OFF_SWITCH
12
TEST_POINT
DNP
4.7K
1
7
4
0
9
6
10
2
DNP
8
3
11
5
4.7K
R2106M2
R2105M2
R2104M2
F_VREF_1.875VM2
CPLD_TMS
CPLD_TDI_BUFFERED
V_EXT_1.85
NEMU1
NEMU0
TCK_CONN_BUFFERED_B
OMAP_TMS_BUFFERED
TDI_BUFFERED
OMAP_TDO
NTRST
CPLD_TCK
RTCK
CPLD_TDO
JTAG<11..0>
1
IO
10K
10K
10K
NC7WZ17
22
0
0
10
0
10K
R2199M2
R2198M2
R2197M2
U2101M2
R2110M2
R2116M2
R2117M2
R2109M2
R2120M2
V_EXT_1.85
OMAP_TDO_CON
RTCK_CON
CPLD_TDO_CON
4
3
NC7WZ17
10K
NC7WZ17
NC7WZ17
1K
U2101M2
U2102M2
R2118M2
U2102M2
R2107M2
V_EXT_1.85
TCK_CON
CPLD_TMS_CON
TDI_CON
TMS_CON
61
43
61
10
10
22
10
R2114M2
R2115M2
R2111M2
R2113M2
VCC
GND
VCC
GND
0.1UF
NC7WZ17
NC7WZ17
0.1UF
C2114M2
U2102M2
U2101M2
C2104M2
V_EXT_1.85
5
2
5
2
OUT
JTAG
FREQ KNOB
USER BUTTON AND SWITCHES
REMOVED U21000,U21001,C21002,C21003,C21005,C21004
EMERGENCY BUTTON
CHANGES:
REMOVED TP2112,TP2113,TP2114
REMOVED U21002,,U21003
REMOVED C21001,C21000,U2104,TP2111,R21001,TP2110,R21000,U2104,C2116
100PF
RSB6
C2115M2
D2101M2
J1M2
TOP_BUTTON
14
NEED TO ADD TOGGLE/FREQ SW
REMOVED SECURE SW
TOP_BUTTON
ON_OFF_SWITCH
OUT
OUT