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

4-16
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
100n
1n
8
U404
VCC
30 AT49LV002N_70VI
EN_CE
32
EN_OE
7
R_W EN_WE
A18_RES 9
RESET
20 21
A(0) D(0)
A0 I_O0
A(1) 19 22 D(1)
A1 I_O1
18 23
A(2) D(2)
A2 I_O2
17 25
A(3) D(3)
A3 I_O3
16 26
A(4) D(4)
A4 I_O4
15 27
A(5) D(5)
A5 I_O5
14 28
A(6) D(6)
A6 I_O6
13 29
A(7) D(7)
A7 I_O7
3
A(8)
A8
2
A(9)
A9
31
A(10)
A10
1
A(11)
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)

D3_3V
C410
100n
R451 R450 R439
10.K 10.K 10.K
TP404 TP406
TP410
TEST_POINT
TEST_POINT TEST_POINT
Q407
Q400
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 A(14) 16
PG1_XA14
20
A(15)
PG2_XA15
19
1 1 A(16)
PG3_XA16
8 17
A(17)
PG4_XA17
6 18
VCC 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
4 44
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
D(6) 36
D3_3V
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)
U402 A3
6 A(4)
SRM2B256 A4
5 A(5)
A5
11 4
D(0) A(6)
D1 A6
D(1) 12 3 A(7)
D2 A7
13 25
D(2) A(8)
D3 A8
15 24
D(3) A(9)
D4 A9
16 21 A(10)
D(4)
D5 A10
17 23
D(5) A(11)
D6 A11
18 2 A(12)
D(6)
D7 A12
19 26
D(7) A(13)
D8 A13
1 A(14)
A14
20
CS
22
OE
27
WE
R_W
VSS
14
Esquema eléctrico de la tarjeta de circuito impreso 8488977U01 del radio VHF 1-25 W banda 2 (rev. P8)
D400
R462
51.
SCI_CH
LSIO
CH_ACT
SQ_DET
HSIO
OPT_DATA_R_OPBD
uP_CLK
R425
100.K
R471
TP403 10.
D3_3V
C404 D3_3V
100n
C415 C407
1n 100n
C416 C408
1n 100n
R441
89
10.K
ECLK
96
IRQ F1200
48
XIRQ
94
RESET RESET
4
PG7_R_W R_W
58
MODA_LIR
57
MODB_VSTBY
71
PJ0_CSGP3
72
PJ1_CSGP4
73
PJ2
74
PJ3
75
PJ4
U403
76
MC68HC11FL0 PJ5
77
PJ6
78
PJ7
67
PE0_AN0
66
PE1_AN1
65
PE2_AN2
64
PE3_AN3
63
PE4_AN4
62
PE5_AN5
61
PE6_AN6
60
PE7_AN7
TEST_POINT
TP407
TP402 TP401
TEST_POINT TEST_POINT
D3_3V
R424
100.K
DNP
KEYPAD_COL_CH
TP425
R423
TEST_POINT
100.K
DNP
KEYPAD_ROW_CH
SYNTH_LOCK
D3_3V
OPT_EN_OPBD
D3_3V
TX_EN
RX_EN
R443 R442
R463
Q417
3.3K 10.K
10.K
D3_3V
D3_3V
C413 C405
1n 100n
C414 C406
1n 100n
TP408
TEST_POINT
MIC_PTT
D3_3V
ACCESS_PTT
PROG_IN-P6_I
PROG_IO-P8_I
R472
ONOFF_SENSE
100.K
PROG_IO-P12_I
DNP
PROG_IO-P14_I
MIC_SENSE R473
100.K
VOL_INDIRECT
DNP
BATT_SENSE
EMERGENCY_SENSE
RSSI
VOX
MARLIN MARLIN+
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