FM540Service Manul
Page 89 of 99
RX
D
VCCN
1
TONE_OUT
2
NC/TONE_IN
3
E_SDA
4
E_SCL
5
C_BYTE
6
C_CNVSS
7
E_TEST
8
SHIFT
9
RESET
10
XOUT
11
VSS
12
XIN
13
VCC
14
C_NMI
15
PTT
16
EXT_PTT
17
ENC_0
18
ENC_1
19
ENC_2
20
ENC_3
21
S_CS
22
S_SO
23
VC_12.288M
24
S_SCK
25
PC/TV
2
6
S_SI
2
7
NC
2
8
C_TXD1
2
9
C_R
XD1
3
0
C_CL
K1
3
1
3
2
NC/TXD0
3
3
NC/R
XD0
3
4
AF
CO_1
3
5
AF
CO_2
3
6
R
X_SW
3
7
TX_SW
3
8
C_H
OL
D
3
9
P_DATA
4
0
P_/CS
4
1
P_CL
K
4
2
P_UL
4
3
C_VCC
4
4
SCT3
2
5
2
M
OD
4
5
GR
E
E
N
4
6
R
E
D
4
7
5
TC
4
8
5
R
C
4
9
SAVE
5
0
51
INT0
52
PLLBYPASS
53
PLLSEL2
54
HCSN
55
HWRN
56
HRDN
57
HOBIB
58
RSTN_3252
59
NMI
60
ACC
61
PIO3
62
VSS
63
HPI_DATA0
64
HPI_DATA1
65
HPI_DATA2
66
HPI_DATA3
67
HPI_DATA4
68
HPI_DATA5
69
HPI_DATA6
70
HPI_DATA7
71
L_CS
72
L_RD
73
L_WR
74
L_DA
75
L_BLC
7
6
L
_R
ST
7
7
7
8
LAMP
7
9
D0
8
0
D1
8
1
D2
8
2
D3
8
3
DV
8
4
8
5
IGN
8
6
HOO
K
8
7
BATT
8
8
R
SSI
8
9
BUSY
9
0
VOL
_DE
T
9
1
NC/
VOX
9
2
PF2
9
3
PF1
9
4
AVSS
9
5
TE
M
P
9
6
VR
E
F
9
7
AVCC
9
8
W/
N
9
9
M
D
1
0
0
TGSW
1
0
11
0
2
IC19M3062
0
1
NC
2
VEE1
3
VEE2
OUT
4
VCC
5
IC20
2PST9140N
R
R33
9330K
C26
0104
X20
0
9.8304
M
R34
01K
C309
22P
C34
422P
C41
33P
Q20
4NC
R34
110R
L203
BLM11A601
S
1
A0
2
A1
3
A2
4
GND
SDA
5
SCL
6
TEST
7
VCC
8
IC20
0
AT24C512
C
R34
410K
R34
510K
R34
610K
L71
BLM11A601
S
C42
0471
C42
1471
L73
BLM11A601
S
C42
2471
C42
3471
L80
BLM11A601
S
C42
4471
R35
90R
R36
0100K
C42
5223P
C42
6 NC
R36
15.6K
R36
210K
C42
7102
C42
8102
R36
347K
R36
447K
R36
547K
R36
615K
R36
722K
C42
933nF
C43
033nF
R36
8
22K
R36
9
22K
R37
0
47K
R37
1
47K
R37
2
47K
L81 BLM11A
601
S
1
CS
2
SO
3
WPD
4
GND
SI
5
SCK
6
HOLDB
7
VCC
8
IC2
0
25Q32BVSSI
G
C432
471
R374
10K
R375
22K
R376
10K
R37
710K
R37
810K
R37
91K
C43
3 333
TP1
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TP9
TP1
0
R38
2
NC
R38
3
22K
TP1
5
TP1
6
RESE
T
E_SC
L
E_SD
A
E_TES
T
XIN
XOU
T
RESE
TSHIF
TE_TES
TC_CNVS
S
E_SC
LE_SD
A
TONE_OU
T
VCC
N
PTT
S_C
S
S_S
O
S_S
IS_SC
K
PC/
TV
TXD
RX
D
AFCO_
1
RX_S
W
DT
LE
CK
UL
GREEN_LE
D RED_LE
D
8TC
8RC
SB
C
HCS
N
NMI
RSTN_325
2
HOBI
B
HRD
N
HWR
N
PIO
3
PLLSEL
2
PLLBYPAS
S
INT
0
PF1
VOL_DE
TBUS
Y
RSS
I
DV
D3
D2
D1
D0
SHIF
T
XOU
T
XIN
3M
S_SC
K
S_S
I
S_C
S
S_S
O
3M
3M
3M
3M
3M
SCT3252MO
D
C_CNVS
S
TXD
RX
D
3M
3M
HPI_DATA
0HPI_DATA
1HPI_DATA
2HPI_DATA
3HPI_DATA
4HPI_DATA
5HPI_DATA
6HPI_DATA
7
C_CL
K
C_BUS
YC_EP
NC_C
E
C_C
E
C_EP
N
C_BUS
Y
C_CL
K
RESE
T
SI/
D7
SCL/
D6
A0
/
RST
/
CS1
NC
HOO
K
2TI
N
PF
2
IG
N
E-
ALA
TGS
W
TEM
P
M
D
W/
N
BEEP_
C
BASEBAND_
C
MIC
PTT
Summary of Contents for FM540
Page 1: ...FM540 Service Manual FM540 㔤 ሱ䶒 I ...
Page 89: ...FM540Service Manul Figure 2 FM540 01 Top Layer Position Diagram 136 174MHz Page 86 of 99 ...
Page 90: ...FM540Service Manul Figure 3 FM540 01Bottom Layer Position Diagram 136 174MHz Page 87 of 99 ...
Page 101: ...FM540Service Manul Figure 8 FM540KEYTop Layer Position Diagram Page 98 of 99 ...
Page 102: ...FM540Service Manul Figure 9 FM540KEY Bottom Layer Position Diagram Page 99 of 99 ...