Hln6837A Astro Spectra Plus Digital/Usb Schematic (Sheet 2 Of 2) - Motorola ASTRO Digital Spectra Plus Service Manual

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7-54
H10
1
SIM_D0RX_PB5
J14
SIM_PD0_PB9
3
C14
SIM_D1RX_PB11
7
B14
SIM_PD1_PB15_DSP_DBG_PAW
TP340
F6
OWIRE_DAT_PC10
E5
DSC_RX_PD6
INT0
J6
INT_PTT
I
INT0_PE8
J5
INT1_PE9
R343
0
J4
BRD_ID3
INT2_PC14
J3
USB_PWR
INT3_PC15
C16
FSYNC
INT4_PA6_IC1A
G11
INT5
INT5_PA7_IC1B
Force_Fail
F1
ROW0
H4
ROW1
H6
5V_EN*
O
ROW2
G2
ROW3
G1
ROW4
G7
EMER
I
ROW5
H7
VIP_IN2
I
ROW6
H1
VIP_IN1
I
ROW7
COLUMN0
I
COLUMN1
I
COLUMN2
I
0
2
1
3
4
I
R304
B
0
K14
PC0_USB_EOP
K13
8Khz_DSP_int
I
PC1_USB_TXENB
D5
PC12_STO
H14
WARP
O
PC11_OC1_USBCLK
K4
A
RESET_IN
F9
WDOG
LV_DETECT
J2
OC3_PC13_FRAME_TICK
A6
C326
I
CKIH
CLIH
I
220pF
J7
C328
CKIL
32KHz
I
G13
0.1uF
MUX_CTL
VCC3.0
J1
MOD
A13
TP322
TEST
TP319
TP320
R333
47K
5
6
TP321
U306-2
4
MC74LCX125
TP323
JTAG RESET
C

HLN6837A ASTRO Spectra Plus Digital/USB Schematic (Sheet 2 of 2)

October 28, 2002
KRSIC_DB(7:0)
*U300-4*
SIM_INT_TOUT_BLOCK
O
EEPOT_INC*
H11
EEPOT
O
SIM_D0TX_PB4
EEPOT_CS*
J12
O
SIM_RST0_PB6
EEPOT_U_D*
CONTROL
J16
SIM_CLK0_PB7
O
EEPOT_CS_2
0
J13
SIM_SVEN0_PB8
B15
2
SIM_D1TX_PB10
4
F11
SIM_RST1_PB12_TIO0
5
A15
SIM_CLK1_PB13_TIO1_DSP_DBG_YDW
D13
6
KRSIC DATA
SIM_SVEN1_PB14_TIO2_DSP_DBG_XDW
KRSIC_DB(7:0)
BUS
G6
DSC_TX_PD5
0
K12
URXD1_PA15_USB_SE0_IRXD_TDI
3
1
L16
K9_4EN-MIC_EN
URTS1_PA13_USBXRXD_IPWR_RESET_IN_IC2A
O
2
A10
F13
TOUT0
TP324
DTRA_PA11_IPMODEIN_TMS_INT7_SRDA
B9
TOUT1
B8
TOUT2
2
A9
TOUT3
TXE_ADDAG
O
B4
0
TOUT4_PD0
B3
1
0
B16
TOUT5_PD1
2
1
A3
KRSIC ADDRESS
D14
TOUT6_PD2
O
KRSIC_AB(4:0)
3
B2
BUS
TOUT7_PD3
4
0
A2
B12
TOUT8_PD4
D4
TOUT9
1
C11
TOUT9_PD12
I
LOCK_DET
2
C3
B10
TOUT10_PD13
TOUT10
3
G8
D10
TOUT11_PD7
O
KRSIC_CS
E8
TOUT12
4
B11
TOUT12_PD8
O
KRSIC_RD
KRSIC R/W*
F8
TOUT13
TOUT13_PD9
O
KRSIC_WR
J10
A8
TOUT14
TOUT14_PD10
LH_RESETI
TX
I
I
E7
TOUT15
J15
CODEC_INT
I
TOUT15_PD11
O
LH_RESETO
DCLK
K16
I
SAP_FSYNC
I
COLUMN7
RX
O
I
COLUMN6
CODEC_PWR_DWN
O
I
COLUMN5
I
COLUMN4
0
D7
I
COLUMN3
TXPA_EN*
O
1
D3
12
JTAG(6:0)
0
1
2
3
4
5
6
*U300-3*
MISC_BLOCK
USB_VP
MORTABLE
B+_SENSE
H13
PC8_UTXD1_UTXD2
H12
PC9_URXD1_URXD2
K6
PA2
TP332
F16
RESET_OUT
O
RESET_OUT
H8
PWM_PE13
K5
PWM_PE14
F15
CKOH_SCC_CLK
E16
STBY_PD14
SPKR_EN
O
D11
CLKSEL_PD15
L13
RAMBKUP
C4
ANALOG_TEST
VCC3.0
JTAG / ONCE CONN.
0
R321
TDI
R320
P3-1
P3-2
0
0
1
TDO
P3-3
P3-4
DNP
DNP
4
TCK
P3-5
P3-6
P3-7
P3-8
P3-9
P3-10
P3-11
P3-12
6
DSP_DE
P3-13
P3-14
R306
5
MCU_DE
DNP
R309
0
0
DNP
Schematics, Component Location Diagrams and Parts Lists: ASTRO Spectra Plus VOCON Section
R340
0
BRD_ID0
R341
0
BRD_ID1
BBP(7:0)
DNP
R342
BRD_ID2
1
SECONDARY_UART(3:0)
0
2
7
PRIMARY_UART(7:0)
2
5
6
SC1B
I
ABA_FSYNC
6
SC0B
I
ABA_CLK
0
SRDB
I
ABA_RXD
3
K11
UTXD1_PA14_USB_VOUT_ITXD_TDO
4
G12
UCTS1_PA12_USB_FSEN_IOE_MCU_DE
5
5
STDB
D16
DSRA_PA10_IRE_TRST_INT6_STDA
O
STD
E14
6
DCDA_PA18_IPMODEOTHI_DSP_DE_SC2A
4
SC2B
D15
7
RIA_PA9_USBSUSP_IPMODEOTLO+TCK_DSCEN_SCKA
I
SFS
1
SCKB
I
SCK
F12
2
URXD2_PB1
UTXD2_PB0
3
C15
URTS2_PB3
UCTS2_PB2
2
UTXD2
O
TX-RS232
5
E9
SRDB
STDB
0
URXD2
A11
6
SCKB
SC0B_PC2
I
RX-RS232
7
A12
SRDB2_PC4_OC2
*U300-2*
SC1B
3
UCTS2
SCKB2_PC5_OC3
SERIAL_PORTS_BLOCK
O
CTS-RS232
SC2B_PC3
1
URTS2
I
RTS-RS232
J11
SRDA
STDA
G16
O
SCKA
SC1A_PC6
VIPOUT1-BL_EN
G10
O
SC2A
SC0A_PC7
VIPOUT2
7
7
C6
MOSIA
O
MOSIA
8
8
C7
QSCKA
O
QSCKA
F5
9
0
MOSIB
I
MISOA
E4
10
QSCKB
B1
11
MISOA
SPICS0_PE10
F4
12
9
MISOB
SDI_D_C_PE5_SPICS1
O
MOSIB
E3
13
10
SPICS2_PE4
O
QSCKB
D2
14
1
SPICS3_PE6
I
MISOB
E2
15
SPICS4_PE11
6
O
ADDAG_SEL
14
O
ROSC-PSC_EN
15
O
SYN_SEL
QSPI(15:0)
2
2
3
4
5
6
O
DA_SEL*
11
O
DISP_EN-LATCH*
3
O
KRSIC_SEL
5
0
BRD_ID4
R344
USB(4:0)
B+ SENSE
R315
B+_SENSE
Q301
Force_Fail
47K
VR303
C307
5.6V
0.1uF
VR301
VCC3.0
3.9V
VCC3.0
R349
Q303
R325
47K
0
R346
Force Fail
47K
Q302
C331
VR305
470pF
5.6V
C330
470pF
R348
R347
CABLE DETECT
47K
0
DNP
VCC3.0
3
RMS
Q300
2
TRST
U307-3
R307
47K
R318
BOOTSTRAP
MC74LCX02
VR304
8
0
R308
9.1V
C309
10
47K
470pF
9
R323
0
MOD
VCC3.0
L300
C300
C301
1uF
C310
33pF
0.1uF
VCC1.8
L301
KRSIC SSI
BBP-ABAII
C314
C315
R329
1uF
0
33pF
ADDAG SSI
BBP
RS 232
*U300-5*
IC_PWR_GND
QSPI A
QSPI B
QSPI CSÕs
USB INTERFACE
12
11
MC74LCX125
13
U306-4
1
0
4
3
2
USB_INIT
7
RIA_USB_SUSP
VCC5.0
PC1_USB_TXEN
C308
PC0_USB_EOP
0.1uF
SN74CBT3257
15
EN_OE
1
SELECT
2
U303
I0A
3
UTXD1/USB_VOUT
4
3
YA
I1A
5
USB_VM
I0B
0
URXD1/USB_SEO
7
6
YB
I1B
11
I0C
4
9
10
UCTS1/USB_FSEN
I
OPTB+_BOOT_VPP-CABLE
YC
I1C
14
R345
I0D
1
URTS1/USB_XRXDX
12
13
YD
I1D
1K
R331
0
I
USB_BOOT
spare parts
VCC3.0
MC74LCX125
U306-1
12
1
C313
C311
C312
13
11
2
3
0.1uF
0.1uF
0.1uF
MC74LCX02
U307-4
POWER / GND
C316
0.1uF
VCC3.0
U305-2
PWR_GND
VCC
C327
0.1uF
GND
C323
C324
C325
0.1uF
0.1uF
0.1uF
VCC3.0
VCC3.0
U307-5
U306-5
C304
PWR_GND
PWR_GND
0.1uF
VCC
VCC
C305
GND
0.1uF
GND
VCC5.0
R310
47K
USB_CONTROL
U306-3
10
MC74LCX125
USB_PWR
8
9
R311
10K
USB_VP
VCC3.0
VCC3.0
1
C306
4
2
0.1uF
U304
NC7SZ125
R314
PDIUSBP11A
R313
U305-1
0
1.5K
1
3
MODE
RCV
2
4
OE
VP
R316
12
5
VPO
VM
22
13
11
VMO
DPOS
USB_D+
6
10
SUSPND
DNEG
USB_D-
9
SPEED
R317
USB_MOD
22
8
NC1
O
LH-TX_DATA
I
LH-RX_DATA
SB9600
O
BUSY_OUT
I
BUSY_RTS
6881076C25-D

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