User's Manual
Table Of Contents
- Contents
- Table Index
- Figure Index
- 0. Revision history
- 1. Introduction
- 2. Product concept
- 3. Application interface
- 3.1. Pin
- 3.2. Operating modes
- 3.3. Power supply
- 3.4. Power on and down scenarios
- 3.5. Charging interface
- 3.6. Power saving
- 3.7. Summary of state transitions
- 3.8. RTC backup
- 3.9. Serial interfaces
- 3.10. Audio interfaces
- 3.11. SIM card interface
- 3.12. SD card interface
- 3.13. PCM interface
- 3.14. ADC
- 3.15. Behaviors of the RI
- 3.16. Network status indication
- 3.17. Operating status indication
- 4. Antenna interface
- 5. Electrical, reliability and radio characteristics
- 6. Mechanical dimensions
- 7. Storage and manufacturing
- Appendix A: GPRS coding schemes
- Appendix B: GPRS multi-slot classes
M80 Hardware Design
M80_HD_V1.2 - 21 -
3.1. Pin
3.1.1. Pin assignment
GND
Power
SIM
RESERVED
LCM
Audio
PCM
ADC
Other
SD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20 21
22
23 24 25 26 27 28 29 30 31 32 33 34
35
36 37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
616263646566676869
70
71727374
75
76
77
78
79
80 81 82 83 84
85
86
87
88
89
9091929394
95
96
97
98
99 100 101 102
103
104
105
106
107108109110
Top view
RFCharge
VBAT
UART
ADC1
ADC0
DOWNLOAD
NETLIGHT
SPK2P
AGND
MIC2P
MIC2N
MIC1P
MIC1N
SPK1N
SPK1P
LOUDSPKN
LOUDSPKP
PWRKEY
STATUS
EMERG_OFF
PCM_IN
PCM_CLK
PCM_OUT
PCM_SYNC
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
SD_CMD
SD_CLK
SD_DATA0
GND
RESERVED
RESERVED
TXD_AUX
RXD_AUX
DBG_TXD
DBG_RXD
RESERVED
DCD
RI
DTR
CTS
TXD
RXD
RTS
SIM1_GND
SIM1_RST
SIM1_DATA
SIM1_CLK
SIM1_VDD
SIM_PRESENCE
RESERVED
VRTC
VDD_EXT
GND
GND
RF_ANT
GND
GND
GND
VBAT
VBAT
VBAT
BATSNS
ISENSE
CHGDET
CHGLDO
GATDRV
GND
GND
Figure 2: Pin assignment