Circuitos Del Microprocesador Y Del Controlador Vhf2 (146-174 Mhz) (Hoja 1 De 2) - Motorola EM200 Serie Manual De Servicio

4-40
D3_3V
D3_3V
FILT_SW_B+
FILT_SW_B+
SPI_MISO
SPI_MOSI
SPI_CLK
ASFIC_CS
SYNTH_CS
DISPLAY_CS_CH
SHIFT_R_CS
SPI_CLK
EE_CS
SPI_MOSI
D3_3V
C412 C403
1n 100n
8
U404
VCC
30 AT49LV002N_70VI
EN_CE
32
EN_OE
7
EN_WE
R_W
A18_RES 9
RESET
A(0) 20 21 D(0)
A0 I_O0
A(1) 19 22 D(1)
A1 I_O1
A(2) 18 23 D(2)
A2 I_O2
A(3) 17 25 D(3)
A3 I_O3
A(4) 16 26 D(4)
A4 I_O4
A(5) 15 27 D(5)
A5 I_O5
A(6) 14 28 D(6)
A6 I_O6
A(7) 13 29 D(7)
A7 I_O7
A(8) 3
A8
A(9) 2
A9
31
A(10)
A10
A(11) 1
A11
12
A(12)
A12
4
A(13)
A13
5
A(14)
A14
11
A(15)
A15
10
D3_3V A(16)
A16
6
A17
R414
0.
A(17)
DNP
R415
R426 R427 0.
A(18)
100.K 100.K
DNP
A18_RES

Circuitos del microprocesador y del controlador VHF2 (146-174 MHz) (hoja 1 de 2)

D400
D3_3V
R462
51.
C410
100n
R451 R450 R439
10.K 10.K 10.K
TP404
TP410 TP406
TEST_POINT
TEST_POINT TEST_POINT
Q407
Q400
TP403
SPI_MISO
SPI_MOSI
SPI_CLK
ASFIC_CS
EE_CS
SYNTH_CS
DISPLAY_CS_CH
SHIFT_R_CS
D3_3V
R438 C400 C401
TP409 TP400 6
10.K PG0_XA13
1n 100n TEST_POINT TEST_POINT 16
A(14)
PG1_XA14
20
A(15)
PG2_XA15
19
1 1 A(16)
PG3_XA16
8 17
A(17)
PG4_XA17
6 VCC 18
A(18)
SCK PG5_XA18
1 U400 5
CS COMM_DATA_SEL_CH PG6_AS
3 X25128-2.7 2
WP SO
7 47
HOLD PH0_PW1
5 46
SI LOC_DIST PH1_PW2
VSS 45
PH2_PW3 U403
4 44
MC68HC11FL0
PH3_PW4
43
PH4_CSIO
42
DO NOT CONNECT THIS CS IN ORDER TO
PH5_CSGP1
41
PROVIDE WIRED OR OPERATION ON CSPROG
PH6_CSGP2
38
PH7_CSPROG
30
D(0)
PC0_DATA0
D(1) 31
PC1_DATA1
32
D(2)
PC2_DATA2
R428
D(3) 33
PC3_DATA3
D(4) 34
100.K PC4_DATA4
D(5) 35
PC5_DATA5
D3_3V D(6) 36
PC6_DATA6
D(7) 37
PC7_DATA7
D(0:7)
VR401 C411 C402
4.3 1n 100n
A(0:18)
28
10 A(0)
VDD
A0
9 A(1)
A1
8 A(2)
A2
7 A(3)
A3
U402
6 A(4)
SRM2B256 A4
5 A(5)
A5
D(0) 11 4 A(6) TP425
D1 A6
D(1) 12 3 A(7) TEST_POINT
D2 A7
D(2) 13 25 A(8)
D3 A8
D(3) 15 24 A(9)
D4 A9
D(4) 16 21 A(10)
D5 A10
D(5) 17 23 A(11)
D6 A11
D(6) 18 2 A(12)
D7 A12
D(7) 19 26 A(13)
D8 A13
1 A(14)
A14
20
CS
22
OE
27
WE R_W
VSS
14 D3_3V
D3_3V
R443 R442
3.3K 10.K
Esquemas eléctricos de la tarjeta de circuito impreso 8488977U01 del radio VHF 1-25 W banda 2 (rev. P9)
SCI_CH
LSIO
CH_ACT
SQ_DET
HSIO
OPT_DATA_R_OPBD
D3_3V
uP_CLK
R425
D3_3V
100.K
R471
C413 C405
10.
1n 100n
D3_3V
C414 C406
D3_3V
C404
1n 100n
100n
C415 C407
1n 100n
C416 C408
1n 100n
R441 TP408
89 TEST_POINT
10.K
ECLK
96
IRQ F1200
48
XIRQ
94
RESET RESET
4
PG7_R_W R_W
58
MODA_LIR
57
MODB_VSTBY
MIC_PTT
71
D3_3V
PJ0_CSGP3 ACCESS_PTT
72
PJ1_CSGP4 PROG_IN-P6_I
73
PJ2 PROG_IO-P8_I
74
PJ3
75
PJ4 ONOFF_SENSE R472
76
PJ5
77 100.K
PJ6 PROG_IO-P12_I
78
PJ7 PROG_IO-P14_I DNP
67
PE0_AN0 MIC_SENSE
66 R473
PE1_AN1
65
100.K
PE2_AN2 VOL_INDIRECT
64
PE3_AN3
63
DNP
PE4_AN4 BATT_SENSE
62
PE5_AN5
61
PE6_AN6 EMERGENCY_SENSE
60
PE7_AN7
RSSI
VOX
TEST_POINT
TP407
TP402 TP401
TEST_POINT TEST_POINT
D3_3V
R424
100.K
DNP
KEYPAD_COL_CH
R423
100.K
DNP
KEYPAD_ROW_CH
MARLIN MARLIN+
SYNTH_LOCK
PROG_OUT-ALARM_4
VS_INT
PROG_IO-P8_O
VS_CS
PROG_IO-P12_O
SHIFT_REGN_CS
PROG_IO-P14_O
VS_RAC
OPT_EN_OPBD
TX_EN
RX_EN
R463
Q417
10.K