Circuit diagram
74LVC125APW
74LVC125APW
74LVC125APW
74LVC125APW
74LVC125APW
74LVC125APW
74LVC125APW
74LVC125APW
100R
100R
100R
100R
100R
GND
GND
100R
GND GND
100n 10n
GND GND
GND
UL
0R
GND
GND
GND
74LVC126APW
74LVC126APW
74LVC126APW
74LVC126APW
GND
GND
BAT60A or PMEG1020EA
1 2
3 4
5 6
7 8
9 10
J5
1
2 3
U4A
4
5 6
U4B
10
9 8
U4C
13
12 11
U4D
7 14
U4P
GND VCC
1
23
U6A
4
56
U6B
10
98
U6C
13
1211
U6D
7 14
U6P
GND VCC
R24
R26
R28
R25
R30
R23
C35 C36
R29
R27
1
2 3
U5A
4
56
U5B
10
9 8
U5C
13
12 11
U5D
7 14
U5P
GND VCC
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
3 4
5 6
7 8
9 10
16
12
14
15
13
11
J4
D6
1 2
VIO_3V3
SPI_SCK
SPI_MISO
SPI_MISO
SPI_MOSI
SPI_MOSI
JTAG_RESET
JTAG_TMS_SWDIO
JTAG_TCLK_SWCLK
JTAG_TDO_SWO
UART_RXD
I2S_DATA_RX
GPIO5_SWD_TX
GPIO6_CLOCK
GPIO7_TMS
GPIO8_RESET_IN
GPIO9_RESET_OUT
GPIO10_RESET_CNTRL
GPIO3_JTAG_SWD
GPIO3_JTAG_SWD
GPIO3_JTAG_SWD
GPIO3_JTAG_SWD
JTAG_RTCK
JTAG_TDI
JTAG_TMS_SWDIOX
JTAG_TCLK_SWCLKX
JTAG_TDO_SWOX
JTAG_RESETX
VIO_3V3X
EXT_POWXEXT_POW
GNDX
JTAG Interface
Bridge wires can be cut on pcb
SWDIO/TMS output cntrl
SWDIO/TMS output
SWDIO input
SWCLK/TCK output cntrl
SWCLK/TCK output
SWV input
TDI output cntrl
TDI output
RESET output cntrl
RESET output
RTCK input
TDO input
TDO input cntrl
SWDIO input cntrl
TMS output
TMS output cntrl
RESET input
J4 not mounted, but
can be if bridge wires
below are cut.
J5 can connect to external JTAG
interface if LPCXpresso target
side (LPC1114) is disconnected.