Theory of Operation
: Controller
3-49
Figure 3-38. GCAI Connector
Table 3-8. 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 APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......