Motorola APX 6000 - Page 274

7-24 Troubleshooting Tables: List of Board and IC Signals
SPI_DSP_MISO DSP SPI Data into
OMAP
AA17 Input PD Input PD
GPS_UART_TX UART Data from OMAP
to GPS IC
M18
Output None 0 Output PD
GPS_UART_RX UART Data from GPS
IC to OMAP
R9
Input PU Input PD
16.8_MHZ_CLK Timer Reference Clock
Input
N18
Input None Input PD
TRIDENT_SSI[0] Transmit SSI Clock from
RF Board
Y6
Input PD Input PD
TRIDENT_SSI[1] Transmit SSI Frame
Sync from RF Board
W7
Input PD Input PD
TRIDENT_SSI[2] Transmit SSI Data from
OMAP
AA5
Output PD 0 Output PD
ABACUS_SSI[0] Receive SSI Clock from
RF Board
V7
I/O PD Input None
ABACUS_SSI[1] Receive SSI Frame
Sync from RF Board
W6
I/O PD Input None
ABACUS_SSI[2] Receive SSI Data from
RF Board
P10
Input PD Input PD
SCL I2C Clock T18
I/O None Input None
SDA I2C Data V20
I/O None Input None
RTCK JTAG Clock from
Controller
Y17
I/O None U Unknown None
TCK JTAG Clock from JTAG
box to Controller
W18
Input None Input PD
NTRST JTAG Reset from JTAG
box
Y18
Input None Input
OMAP_TMS JTAG Test Mode Select
from JTAG box
V17
Input Input PD
OMAP_TDO JTAG Data out from
Controller
AA19
Output 0 Output None
TDI JTAD Data in from
JTAG box to Controller
Y19 Input Input PD
NEMU0 Emulation pin 0, not
used, pulled high on
PCB
V16
I/O Input PU
Table 7-12. Overall GPIO pin functions across multiple boards (Continued)
Signal Name Description
Pin
or
Ball #
Active
State
SW Initialized HW Reset
Direction
*
PU State Direction
*
PU
or
PD