User Guide
5-7 Schematic Diagrams
EEPROM
0603
DGND
R240
100K
VCCVCC
100NF
C250
MAX809REUR-T
U9
GND
1
RESET
23
VCC
VCC
DAIDATA1
100NF
C36
VCC
100NF
C252
100NF
C43
100K
RFGND
DGND
R232
OSC1
MC-156(32.768KHz,12.5pF)
2
GND1
GND2
3
IN
1
4
OUT
VCC
47K
R44
2.2K R32
C41
100NF100NF
C38
DAIRESET
R242
VCC
100K
R239
C251
100NF
MSFS
100K
DGND
VCC
DGND
10NF
C297
VCC
R307
10K
MSTXD
VCC
100K
R168
RFGND
MSRXD
C253
100NF
100K
R231
DGND
10M
R169
MSCLK
C40
100NF
DAIDATA0
DGND
100K
R233
VCC
R31
VCC
4
SCL
6
5
SDA
8
VCC
7
WP
2.2K
AT24C128N-10SI-2.7/T.R
U8
A0
1
A1
2
GND
R302
100K
DGND
2.2K
R43
VDDRTC
102
83
VSCLK
82
VSDI
VSDO
80
VSFS
81
58
WR
32
VDD2
VDD3
44
56
VDD4
VDD5
60
79
VDD6
VDD7
98
116
VDD8
VDD9
125
TXPHASE
96
USCCTS_GPIO22
4
1
USCRI_GPIO20
5
USCRTS_GPIO21
2
USCRX
USCTX
3
VDD1
17
140
VDD10
SYNTHEN0
105
SYNTHEN1_GPIO17
104
TCK
70
73
TDI
TDO
72
71
TMS
113
TXENABLE_GPIO14
TXPA___GPIO12
110
SIMCLK
68
SIMDATAIP
66
67
SIMDATAOP
64
SIMPROG_GPIO15
65
SIMRESET
63
SIMSUPPLY
SYNTHCLK
107
106
SYNTHDATA
PWRON
103
RADIOPWRCTL
112
30
RAMCS
RD
42
141
RESET
ROMCS
33
85
RXON
SIMCARD_GPIO16
69
136
KEYPADROW3
KEYPADROW4
135
134
KEYPADROW5
LCDSTL
122
46
LWR
OSC13MON
127
100
OSCIN
101
OSCOUT
JTAGEN
74
KEYPADCOL0
132
131
KEYPADCOL1
KEYPADCOL2
130
129
KEYPADCOL3
KEYPADROW0
139
138
KEYPADROW1
KEYPADROW2
137
120
GPIO4
GPIO5
119
118
GPIO6
GPIO7
117
143
GPIO8
GPIO9
144
HWR
45
142
IRQ6
GND7
99
114
GND8
GND9
126
GPCS
128
62
GPIO0
GPIO1
61
97
GPIO2
GPIO3
121
57
FLASHPWD
GND1
16
133
GND10
31
GND2
GND3
43
55
GND4
GND5
59
78
GND6
47
DATA7
DATA8
41
40
DATA9
123
DISPLAYCS
EEPROMCLK
76
77
EEPROMDATA
75
EEPROMEN
84
EVBCRESET
36
DATA13
DATA14
35
34
DATA15
DATA2
52
51
DATA3
DATA4
50
49
DATA5
DATA6
48
CALIBRATERADIO_GPIO13
111
CLKIN
115
CLKOUT
86
DATA0
54
53
DATA1
DATA10
39
38
DATA11
DATA12
37
ASOFS
94
124
BACKLIGHT
20
BOOTCODE
BSCLK
91
BSDI
90
BSDO
87
89
BSIFS
88
BSOFS
22
ADD7
ADD8
21
19
ADD9
AGCA_GPIO18
108
109
AGCB_GPIO19
92
ASCLK
93
ASDI
95
ASDO
ADD18
8
7
ADD19
ADD2
27
ADD20_GPIO10
6
26
ADD3
ADD4
25
24
ADD5
ADD6
23
ADD10
18
ADD11
15
14
ADD12
13
ADD13
ADD14
12
ADD15
11
10
ADD16
9
ADD17
RI_LIGHT
AVCON
RST
AD6426XST
U10
ADD0
29
28
ADD1
HANDSFREE
CHG_ON
BOOT
VSDO
VSDI
VSCLK
VSFS
EVBCRESET
RS232_CTS
RS232_RTS
KEYBOARD_ROW(0:4)
LWR
VIBRATOR
TXPA
DCIN
ASDI
BSDI
VCTCXO_CONT
RS232_RXD
RS232_RI
SYNEN1
RS232_DTR
A(0:20)
A(0:20)
D(15)
D(14)
D(13)
D(12)
D(11)
D(10)
D(9)
D(8)
D(7)
D(6)
D(5)
D(4)
D(3)
D(2)
D(1)
D(0:15)
D(0:15)
D(0)
KEYBOARD_COL(0)
KEYBOARD_COL(1)
KEYBOARD_COL(2)
KEYBOARD_COL(3)
KEYBOARD_COL(0:3)
KEYBOARD_COL(0:3)
KEYBOARD_ROW(0)
KEYBOARD_ROW(1)
KEYBOARD_ROW(2)
KEYBOARD_ROW(3)
KEYBOARD_ROW(4)
KEYBOARD_ROW(0:4)
SIMSUPPLY
REED
DEBUGRX
AGCEN
A(19)
A(18)
A(17)
A(16)
A(15)
A(14)
A(13)
A(12)
A(11)
A(10)
A(9)
A(8)
A(7)
A(6)
A(5)
A(4)
A(3)
A(2)
A(1)
A(0)
ASCLK
BSDO
BSOFS
BSCLK
BSIFS
RXEN1
TXEN
RXEN2
VSYNEN
SDATA
SCLK
MAX4.2_BOOT
SIMCLK
SIMDATAOP
SIMDATAIP
SIMRST
SIM_5V3V
A(20)
CLK13M
uP_ON_OFF
CSRAM
HWR
CLKOUT
DEBUGTX
+3VRTC
CSROM
WR
RD
LCDCS
BACKLIGHT
RS232_TXD
ASDO
ASOFS
5-7 EGSMP