Motorola CP040 Informasi Layanan - Halaman 17
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Troubleshooting Tables for Board and IC Signals (includes Controller, DC Regulation and Audio)
IC Designator
U401
Microprocessor
Pin
Pin Function
38
PH7_CSPROG
39
VDDL
40
VSSL
41
PH6_CSGP2
42
PH5_CSGP1
43
PH4_CSIO
44
PH3_PW4
45
PH2_PW3
46
PH1_PW2
47
PH0_PW1
48
XIRQ
49
PI7
50
PI6
51
PI5
52
PI4
53
PI3
54
PI2
55
PI1
56
PI0
57
MODB_VSTBY
58
MODA_LIR
59
AVDD
60
PE7_AN7
61
PE6_AN6
62
PE5_AN5
63
PE4_AN4
64
PE3_AN3
65
PE2_AN2
66
PE1_AN1
67
PE0_AN0
68
VRL
69
VRH
70
AVSS
71
PJ0_CSGP3
72
PJ1_CSGP4
73
PJ2
74
PJ3
DC Voltage
Comments (Condition)
3.05
3.23
GND
3.23
3.23
0
3.21
On/off control output
0
3.00
3.23
Synth chip select
3.00
1.48
RX enable
0.01
TX enable
3.23
0
Green LED enable
0
Red LED enable
0
0
2.98
Lock detect from U201-4
3.22
Boot mode enable
3.12
3.23
3.20
3.20
2.91
VOX threshold detect
0.73
RSSI input
0.14
1.62
0 - 3.3 V
Volume control wiper
2.48
33% of battery voltage
0
3.20
GND
3.23
Side PTT button
0
External MIC PTT
3.23
3.23
2-3