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7-10
Troubleshooting Tables:
List of Board and IC Signals
NC
NC
W15
I/O
Pullup
Input
Pull-
down
NC
NC
R10
I/O
Pullup
Input
Pull-
down
uart1_tx
UART1 Serial
Transmit Data
Y14
Output
None
0
Output
Pull-
down
uart1_rx
UART1 Serial Receive
Data
V14
Input
Pullup
Input
Pull-
down
uart1_rts
UART1 Request To
Send (output)
AA15
Output
None
0
Output
Pull-
down
uart1_cts
UART1 Clear To Send
(input)
R14
Input
Pullup
Input
Pull-
down
uart3_tx
UART3 Serial
Transmit Data
M18
Output
None
0
Output
Pull-
down
uart3_rx
UART3 Serial Receive
Data
L14
Input
Pullup
Input
Pull-
down
usb1_txen
USB1 Transmit
Enable
W16
0
Output
None
Input
None
usb1_data
USB1 Bidirectional
Data
W14
I/O
None
0
Output
Pull-
down
usb1_se0
USB1 Bidirectional
Single Ended Zero
R13
I/O
None
U
Output
Pull-
down
usb0_txen
USB0 Transmit
Enable
W4
0
Output
None
1
Output
Pull-
down
usb0_data
USB0 Bidirectional
Data
P9
I/O
None
Input
None
usb0_se0
USB0 Bidirectional
Single Ended Zero
R8
I/O
None
Input
None
ssi_omap_clock
SSI Clock into OMAP
G21
Input
None
Input
None
ssi_omap_sync
SSI Sync into OMAP
H15
Input
None
Input
None
ssi_omap_txd
SSI Serial Data from
CODEC
H20
Input
None
Input
Pull-
down
ssi_omap_rxd
SSI Serial Data to
CODEC
H18
Output
None
0
Output
Pull-
down
spi_arm_clk
ARM SPI Clock from
OMAP
U19
I/O
Pull-
down
Input
None
spi_arm_mosi
ARM SPI Data from
OMAP
W21
I/O
Pull-
down
0
Output
Pull-
down
Table 7-7. Overall GPIO pin functions (Continued)
Signal Name
Description
Pin or
Ball #
Active State
SW Initialized
HW Reset
Direction
*
PU
State
Direction
*
PU
or
PD
Содержание Astro APX 3000
Страница 1: ...APXTM TWO WAY RADIOS APX 3000 DETAILED SERVICE MANUAL ...
Страница 2: ......
Страница 4: ...Notes ...
Страница 6: ...vi Document History Notes ...
Страница 10: ...x Table of Contents Notes ...
Страница 12: ...xii List of Tables Notes ...
Страница 18: ...xviii List of Figures Notes ...
Страница 22: ...xxii CommercialWarranty Notes ...
Страница 46: ...3 20 Theory of Operation Main Board Notes ...
Страница 84: ...3 58 Theory of Operation Bluetooth Notes ...
Страница 147: ...Troubleshooting Waveforms Clocks 6 3 6 2 2 4 MHz Clock Trace 1 Trace recorded at R6113 Figure 6 2 4 MHz Clock Waveform ...
Страница 154: ...6 10 Troubleshooting Waveforms Audio SSI 6 3 4 BCLK Trace 1 Trace recorded at R6107 Figure 6 9 Audio SSI BCLK Waveform ...
Страница 156: ...6 12 Troubleshooting Waveforms RX SSI 6 4 2 DA Trace 1 Trace recorded at R2805 Figure 6 11 RX SSI DA Waveform ...
Страница 157: ...Troubleshooting Waveforms RX SSI 6 13 6 4 3 FSYNC Trace 1 Trace recorded at R2804 Figure 6 12 RX SSI FSync Waveform ...
Страница 159: ...Troubleshooting Waveforms TX SSI 6 15 6 5 2 DA Trace 1 Trace recorded at R2817 Figure 6 14 TX SSI DA Waveform ...
Страница 160: ...6 16 Troubleshooting Waveforms TX SSI 6 5 3 FSYNC Trace 1 Trace recorded at R2807 Figure 6 15 TX SSI FSync Waveform ...
Страница 161: ...Troubleshooting Waveforms SPI 6 17 6 6 SPI 6 6 1 CLK Trace 1 Trace recorded at R2803 Figure 6 16 SPI CLK Waveform ...
Страница 162: ...6 18 Troubleshooting Waveforms SPI 6 6 2 CS Trace 1 Trace recorded at R6602 Figure 6 17 CS Waveform ...
Страница 164: ...6 20 Troubleshooting Waveforms I2C BUS 6 7 2 SCL 5V Trace 1 Trace recorded at R2204 Figure 6 19 I2C Bus SCA 5V Waveform ...
Страница 165: ...Troubleshooting Waveforms I2C BUS 6 21 6 7 3 SDA Trace 1 Trace recorded at R6209 Figure 6 20 I2C Bus SDA Waveform ...
Страница 169: ...Troubleshooting Waveforms USB 6 25 6 10 USB 6 10 1 D Trace 1 Trace recorded at TP F_GCAI_USB Figure 6 24 USB D Waveform ...
Страница 170: ...6 26 Troubleshooting Waveforms USB 6 10 2 D Trace 1 Trace recorded at TP F_GCAI_USB Figure 6 25 USB D Waveform ...
Страница 172: ...6 28 Troubleshooting Waveforms SDRAM 6 11 2 CLKX Trace 1 Trace recorded at TP6308 Figure 6 27 SDRAM CLKX Waveform ...
Страница 208: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Страница 222: ...7 14 Troubleshooting Tables List of Board and IC Signals Notes ...
Страница 282: ...8 60 Schematics Boards Overlays and Parts Lists Main Board Block UHF1 84012513001_A Notes ...
Страница 338: ...8 116 Schematics Boards Overlays and Parts Lists Main Board Block 700 800 MHz 84012501002 Notes ...
Страница 390: ...8 168 Schematics Boards Overlays and Parts Lists Main Board Block VHF 84012512001_A Notes ...
Страница 456: ...9 8 Debugging Fixture Powering up Covert Board Notes ...
Страница 468: ...Glossary 10 Glossary Notes ...
Страница 472: ...Index 4 Index Notes ...
Страница 473: ......