CDMA 网络对讲机原理图
发布时间:2024-11-21
发布时间:2024-11-21
1
2
3
4
5
6
7
8
ANT14V2
Q6 UTC2301G4V2_M
2V8
M9mm
R30 47KA PCB Rule i
L5 301T
R94 0R
R4 0R
R37 1K Q10 DTC114EEC4 470P C5 104P C6 102P C7 100uF R7 0R Q1 DTC114EE Q2 DTC114EEZRESET PDWN VBAT 2V80
A
ANT
ZTE_BATT_ON
ZTE_POW_ON
27
24
17
6
PDWN
VBAT
31 2
ANT RF_ANT UIM_RST UIM_CLK UIM_DATA UIM_V
VREG_MSME2
RESET
R22 0RMIC1_P MIC1_N MIC2_P SPK2_P SPK1_N SPK1_P 22 23 21 18 20 19 30 29SP1N SP1P M1P M1N
ZTE_RESET
3U
R42 2K2 C17 104PAFI1 C1 103P R12 1K5 C11 102P R61 C64 104P 1K C82 33P C20 33P R13 1K5
R43 560R C24 225P
UIM_RESET 11 UIM_CLK 12 UIM_DATA 13 UIM_V 14 L4 82NH U_RST L1 82NH L2 82NH U_DATA U_CLK U_VDD C30 33P C31 33P L3 101T25 26 10 9 8 4 16 15ZTE_RXD ZTE_TXD
U2 ZTE_MC8332
R23 0R R24 8K2
C57 104P
R34 1K
GND GND GND GND
NC IO VPPB
NC CLK
NC I/O VPP GND
8 7 6 5 4 3 2 1
RSSI_LED
UART_DTR UART_DSR UART_DCD UART_CTS UART_RTS UART_RI UART_TXD UART_RXD
UART2_TXD2 UART2_RXD2
R25 100R
C2 103P
2 1 3 4 5
2 1 3 4 5
5 3 1 28
7
R65 10K C29 33P C32 104P
NC RST CLK RST
C21 104P R48 1K
3U
AFI
Q7 DTC114EE
PHONE2 3.5mm
R50 6K8
GND VCC VCCCON1 UIM_CARD
Q4 1SS372 R36 470K
C3 103P
Q8 DTC114EE MIC_MUTE4V2
+ 1 C80 102P -
MIC1B
R35 330K Q5 2SC4617 Q6 UTC2301GR27 0R4V2
C22 104P
C23 105P
6MM
R26 0R C34 22P Q9 2SC4617 R44 1K2V8
R38 NC R17 1K U4 LM48901 2 CD FC2 FC1 VIN VO2 GND VCC VO1 8 7 6 5 4V2
R52 0R
R37 47K R30 1KAFI R47 D6 HSC277 R1 0R R2 0R C9 100P 10K C33 22P C12 104P C40 102P R46 4K7 R45 82K3
C37 223P
AFC
3 4
R58 10R C35 10uF R14 10K
Q3 NC C432
1
Q10 DTC114EE
C39 102P
C8 105P C42 150P R49 R51 3K3 220K C45 103PPdata GND
C41 104P
C10 104P
CD1A 100uF
ZTE_RESET ZTE_POW_ON AFC
ZTE_BATT_ON
3U
SW1A sw R15 2K2
104P
R57 10RCON2 PROG 1 3 1 3 5 2 4 6 2 VDD_CPU 4 Pclk 6
SP1 8R1W
3U 1 C BATT+ PCB Rule i A0 A1 A2 VSS
VCC TEST SCL SDA
8 7 6 5
R18 10K
R28 10K
TONE
C14 104P2
C13 104P
RESET 5
5 4 3 1 2
5 4 3 1 2
R80 0R
4V2
R10 NC R68 NC
4V2_IN C16 NC
PHONE1 2.5mmP0.0/INT0 P1.3 P1.2 5 24 23 34 35 29 30 13 14 15 44 41 42
21
36
25
4
2
1
39 40 20 19 18 17
C
P2.7/PWM1
R72 10K
4
4V2_IN VOICE_INROM_WP ROM_SCLK ROM_SDA
48 47 12 11 10 32 33 3 16 26
P3.3/ADC3 P3.2/ADC2 P0.7 P0.6 P0.5 P2.3/TXD1 P2.4/RXD1 P3.6 P4.3(B) P1.5
XIN/P9.0 XOUT/P9.1 P4.7(B) P4.6(B) P4.5(B) P4.4(B)
P3.7
P1.0
P3.5
P3.4
P1.4
3
MIC_MUTECODE_A CODE_B Pdata Pclk
DA1 1SR154 C65 100uF C66 104P
U1 24C08
R29 47K
P2.5/(PDATA) P2.6/(PCLK) P2.0/TXD0 P2.1/RXD0
TXD_0 RXD_0 4V2_ON psw_in
U7 SC51F
P4.0(B) P4.1(B) P4.2(B) VSS RESET/P10.0 PLLC Vcore
RS_TXD RS_RXD KEY_PTT KEY_SQ KEY_FUNC
R31 0R
R53 0R
R9 0R KEY_PTT
R813U
10K C79 220P R75 270K C60 22P KEY_SQ C61 220P C67 103P R663U
R773U
xout/P9.2(B)
P2.2 P3.0/ADC0
xin/P9.3(B)
P0.1/INT1 P0.2 P0.3 P0.4
47K
31 37
28
27
22
45
46
RESET 38
43
5
4
R196 7 8 9
VDD
P1.7
P1.6
P1.1
C59 104P
47K SW1B swBATTO IN GND 3U OUT
LED_G LED_R MCU_POW_ON
R21 150K
4V2
4V2
KEY_FUNC CB3 VDD_CPU 101T U9 IMP809L/R C
69 104P C70 106P C71 104P3U 3U
47K R67 103P
LED1 LED-R C78 10uF R89 330R
R20 47K
LED2 LED-G R90 330R
R86BATTO
BATT_IN R87 100K C73 103P
Q14 UTC2301G R56 1K
R63 4K7
C47 22uF
U10 3V3
180K
C76 102P
C77 104P
R32 100K
R33 100KCHS1CODE_A CODE_B
C74 15P Q12 DTC114EE LED-G Q13 DTC114EE
XT1 32768Hz
C75 15P
D
D1 4148 BATT1 BATT
D3 4148
R84 4K7
1 2 3 CODE SW-0
D
MCU_POW_ON
Q15 DTC114EE
KEY_FUNCKEY_SQKEY_PTT-
4 3 2 1
4 3 2 1
KEY_FUNC KEY_SQ KEY_PTT
C18 470P
C19 470P
LED_RKEY3 KEY2 KEY1
JP2 KEYBOARD
JP1 KEYBOARD
1
2
3
4
5
6
7
8