Motorola Radius CM200 Service Manual page 206

4-42
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
C412
1n
30
EN_CE
32
EN_OE
7
R_W EN_WE
A18_RES 9
RESET
20
A(0)
A0
A(1) 19
A1
18
A(2)
A2
17
A(3)
A3
A(4) 16
A4
15
A(5)
A5
A(6) 14
A6
13
A(7)
A7
A(8) 3
A8
2
A(9)
A9
A(10) 31
A10
A(11) 1
A11
12
A(12)
A12
A(13) 4
A13
5
A(14)
A14
A(15) 11
A15
10
A(16)
D3_3V
A16
6
A17
R414
0.
A(17)
DNP
R415
R426 R427 0.
A(18)
100.K 100.K
DNP
VHF2 (146 174 MHz) 1 25 W Microprocessor and Controller Circuits (Sht 1 of 2)
– –
C410
100n
TP404
TEST_POINT
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
10.K
1n 100n
TEST_POINT TEST_POINT
1 1
8
6
SPI_CLK VCC
SCK
1
EE_CS
CS COMM_DATA_SEL_CH
3 X25128-2.7
2
WP SO
7
U400
HOLD
SPI_MOSI 5
SI LOC_DIST
VSS
4
DO NOT CONNECT THIS CS IN ORDER TO
PROVIDE WIRED OR OPERATION ON CSPROG
D3_3V D3_3V
C403
VR401 C411 C402
100n
4.3 1n 100n
8
28
U404
VCC A(0)
VDD 10
A0
AT49LV002N_70VI A(1)
9
A1
8 A(2)
A2
A(3)
7
U402 A3
6 A(4)
SRM2B256 A4
A(5)
5
A5
21 11
D(0) D(0) 4 A(6)
I_O0 D1 A6
22 D(1) 12 A(7)
D(1) 3
I_O1 D2 A7
23 13
D(2) D(2) A(8)
25
I_O2 D3 A8
25 15
D(3) D(3) 24 A(9)
I_O3
D4 A9
26 D(4) D(4) 16 A(10)
21
I_O4 D5 A10
27 17
D(5) D(5) 23 A(11)
A11
I_O5 D6
28 D(6) D(6) 18 A(12)
2
I_O6 D7 A12
29 19 A(13)
D(7) D(7) 26
I_O7 D8 A13
A(14)
1
A14
20
CS
22
OE
27
WE
R_W
VSS
14
A18_RES
D400
D3_3V
R462
51.
R451 R450 R439
10.K 10.K 10.K
TP406
TP410
TEST_POINT TEST_POINT
Q407
Q400
TP403
6
PG0_XA13
16
A(14)
PG1_XA14
20
A(15)
PG2_XA15
19
A(16)
PG3_XA16
17
A(17)
PG4_XA17
18
A(18)
PG5_XA18
5
PG6_AS
47
PH0_PW1
46
U403
PH1_PW2
45
PH2_PW3
44
MC68HC11FL0
PH3_PW4
43
PH4_CSIO
42
PH5_CSGP1
41
PH6_CSGP2
38
PH7_CSPROG
30
D(0)
PC0_DATA0
D(1) 31
PC1_DATA1
D(2) 32
PC2_DATA2
R428
33
D(3)
PC3_DATA3
D(4) 34
100.K
PC4_DATA4
35
D(5)
PC5_DATA5
D(6) 36
PC6_DATA6
37
D(7)
PC7_DATA7
D(0:7)
A(0:18)
TP425
TEST_POINT
D3_3V
D3_3V
R443 R442
3.3K 10.K
VHF 1–25 W Band 2 PCB 8486672Z01 / Schematics
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
TEST_POINT
89 10.K
ECLK
96
IRQ F1200
48
XIRQ
94
RESET
RESET
4
PG7_R_W R_W
58
MODA_LIR
MODB_VSTBY 57
MIC_PTT
71
PJ0_CSGP3 ACCESS_PTT
72
PJ1_CSGP4 PROG_IN-P6_I
73
PJ2 PROG_IO-P8_I
74
PJ3
75
PJ4 ONOFF_SENSE
76
PJ5
77
PJ6 PROG_IO-P12_I
78
PJ7 PROG_IO-P14_I
67
PE0_AN0
MIC_SENSE
66
PE1_AN1
65
PE2_AN2
VOL_INDIRECT
64
PE3_AN3
63
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
SYNTH_LOCK
PROG_OUT-ALARM_4
PROG_IO-P8_O
PROG_IO-P12_O
PROG_IO-P14_O
OPT_EN_OPBD
TX_EN
RX_EN
R463
Q417
10.K
D3_3V
R472
100.K
DNP
R473
100.K
DNP
MARLIN+
VS_INT
VS_CS
SHIFT_REGN_CS
VS_RAC