3-40
Theory of Operation
: Controller
Figure 3-32. GCAI Connector
Table 3-6. P1 Pin Assignment
P1 PIN
ASSIGNMENT
SIGNAL
1
GND
7
GCAI_USB_P_GPIO1
5
GCAI_USB_N_GPIO2
3
GCAI_RTS_GPIO_3
11
GCAI_CTS_GPIO_4
17
GCAI_MIC_N
19
GCAI_MIC_P
25
GCAI_SPKR_N
23
GCAI_SPKR_P
9
FCAI_ONE_WIRE
13
GCAI_GPIO0
28
GCAI_VBUS_5V
26
GCAI_VBUS_5V
Front View
Side View
1
3
5
7
9
11
2
4
6
8
10
12
10
11
20
P1
1
Summary of Contents for Astro APX 3000
Page 1: ...APXTM TWO WAY RADIOS APX 3000 DETAILED SERVICE MANUAL ...
Page 2: ......
Page 4: ...Notes ...
Page 6: ...vi Document History Notes ...
Page 10: ...x Table of Contents Notes ...
Page 12: ...xii List of Tables Notes ...
Page 18: ...xviii List of Figures Notes ...
Page 22: ...xxii CommercialWarranty Notes ...
Page 46: ...3 20 Theory of Operation Main Board Notes ...
Page 84: ...3 58 Theory of Operation Bluetooth Notes ...
Page 208: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 222: ...7 14 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 282: ...8 60 Schematics Boards Overlays and Parts Lists Main Board Block UHF1 84012513001_A Notes ...
Page 390: ...8 168 Schematics Boards Overlays and Parts Lists Main Board Block VHF 84012512001_A Notes ...
Page 456: ...9 8 Debugging Fixture Powering up Covert Board Notes ...
Page 468: ...Glossary 10 Glossary Notes ...
Page 472: ...Index 4 Index Notes ...
Page 473: ......