RF_DIO
RF_CS_TX
SC
LK
MCLK
RF_CE_RX
FIDC
LRCLK
CLK_16M
RF_DCLK
RF_PEN
V33
RF_SCLK
RF_SI
RF_SO
MUTE
RS
T
HMX6026E1_TX
MUTE_N
CTL
STATE2
HMX6026E1_RX
STATE1
+2.5V
+2.5V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
MUTE
RF_CE_RX
RF_CE_TX
RF_DIO
RF_DCLK
RF_SCLK
RF_PEN
RF_SI
RF_SO
CLK_16M
CODEC_RX
LRCLK
SCLK
MCLK
STATE1
STATE2
MUTE_N
CTRL
STATE3
DACPD
STATE3
RF Connector
CODEC Connector
㪱㡆
V4.0--2K
V4.0--0R
P1_0
1
P1_1
2
SM_1
3
SM_0
4
VSS25
5
VDD25
6
P3_6
7
XI32K
8
XO32K
9
CLK_SYN
10
P3_3
11
P3_2
12
P3_1
13
P3_0
14
CO
DE
C_
E
N
15
MCLK
16
SC
LK
17
LRCLK
18
VSD
I_ASD
I
19
SD
O
20
VDD33
21
XI16M
22
XO16M
23
CLK_16M
24
VSS33
25
RF_SO
26
RF_SI
27
RF_SCLK
28
RF_PEN
29
RF_DCLK
30
RF_
DIO
31
RF_CS_TX
32
RC_CE_RX
33
RF_TRX
34
POR
_N
35
LED
_ON
36
FIDC
37
P1_4
38
P1_3
39
P1_2
40
U4
HMX6026E1
U4
HMX6026E1
R7
1K
R7
1K
C14
1uF
C14
1uF
R62 0E
R62 0E
C10
270E
C10
270E
Y1
16M
Y1
16M
R61
0E
R61
0E
1
TP5
TP5
R6
NC
R6
NC
R1
10E
R1
10E
R3
330E
R3
330E
C44
20pF
C44
20pF
C13
1uF
C13
1uF
D3
NC
D3
NC
P50
1
P67
2
P66
3
VDD
4
P65/XI
5
P64/XO
6
P63/RST
7
P62/TCC
8
P61
9
P60/INT
10
VSS
11
P53
12
P52
13
P51
14
U10
EM78P153SN
U10
EM78P153SN
C73
1uF
C73
1uF
Q3
NC
Q3
NC
NC
1
NC
2
NC
3
GND
4
SDA
5
SCL
6
TEST
7
VCC
8
U6
FM24C02B
U6
FM24C02B
D2
NC
D2
NC
1
TP1
TP1
R2
43K
R2
43K
R5
NC
R5
NC
1
TP4
TP4
R23
0E
R23
0E
R59
10M
R59
10M
R60
1M
R60
1M
C18
1uF
C18
1uF
C47
20pF
C47
20pF
R18
NC
R18
NC
Y2
32.768KHz
Y2
32.768KHz
R11
NC
R11
NC
C46
20pF
C46
20pF
2
1
3
R4
0E
R4
0E
1
TP3
TP3
C43
20pF
C43
20pF
1
TP2
TP2
1
2
3
LED1
LED-2
LED1
LED-2
C54
20pF
C54
20pF
C7
NC
C7
NC
1
TP6
TP6
1
2
3
4
S1
H=9mm
S1
H=9mm
Y3
4MHz
Y3
4MHz
VCC
GND
RESET
U1
SG809-RXN3
U1
SG809-RXN3
C53
20pF
C53
20pF
R25
NC
R25
NC
8-3
8-3
C001SWF_RX--Transmit Board -- Circuit Diagram