AT91CAP9-STK Starter Kit User Guide
3-1
6351B–CAP–27-Jun-08
Section 3
Board Strap and Switch Configuration
3.1
Connectors 1x2
Table 3-1. Connectors 1x2
Name
Position
(default)
Descriptions
Closed
Open
J5
Not
Connected
VIN_AT73C239 power supply is 5V if S1 in 1-3
VIN_AT73C239 power supply is VIN_SURV_AT73C239
if S1 is in 1-2 position.
J6
Connector
not
Mounted
VIN_AT73C239 power supply
is VIN_PMC if S1 is in 1-2
position and S2 is in 1-3
position.
VIN_SURV_AT73C239
power supply is 3V3 if S2 is
in 1-2 position.
VIN_SURV_AT73C239 power supply is VIN_PMC if S2
is in 1-3 position.
J7
1-2
Reset out of AT73C239 (U3) if VIN_AT73C239 < 2.6V on
FIQ# (Fast Interrupt) of CAP9
FIQ# = open (not used by CAP9)
J8
1-2
TP2 = VO1 of AT73C239 (U3)
Measure VO1 current of AT73C239 (U3) if a charge is
connected between TP2 and TP.3
J9
1-2
TP4 = VO2 of AT73C239 (U3)
Measure VO2 current of AT73C239 (U3) if a charge is
connected between TP4 and TP5.
J11
1-2
V
BAT
of AT73C239 (U3)
supply by VIN_AT73C239 if
S9 is in 1-3 posotion.
V
BAT
of AT73C239 (U3) is
not connected.
V
BAT
of AT73C239 (U3) supply by VBACKUP if S9 is in
1-2 postion.
J12
1-2
TP6 = VO3 of AT73C239 (U3)
Measure VO3 current of AT73C239 (U3) if a charge is
connected between TP6 and TP7.
J20
1-2
V
DDCORE
supply by 1V2
V
DDCORE
is off.
J21
1-2
V
DDIOM
supply by 1V8
V
DDIOM
is off.
J22
1-2
V
DDPLL
supply by 3V3
VDDPLL is off.
J23
1-2
V
DDIOP0
supply by 3V3
V
DDPLL
is off.
J24
1-2
V
DDIOP1
supply by 3V3 if R26 is connected but R27 is not
connected.
V
DDIOP1
supply by 1V8 if R27 is connected but R26 is not
connected.
V
DDIOP1
is off.
J25
1-2
V
DDUPLL
supply by 1V2
V
DDUPLL
is off.
J26
1-2
V
DDUTMIC
supply by 1V2
V
DDUTMIC
is off.
J27
1-2
V
DDUTMII
supply by 3V3
V
DDUTMII
is off.
J29
1-2
V
DDANA
supply by 3V3 filtered
V
DDANA
is off.
J39
1-2
Chip select audio DAC (U12) by CAP9
The audio DAC (U12) not selected.