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7-28
VCC2.85
VCC2.85
R0101
R0102
10K
10K
NP
NP
U0103
MC74LCX125
3
2
SPI_MOSIA*
SPI_MOSIA
1
U0103
SPI_MISOA
MC74LCX125
5
6
U0105
MC74VHC1G00
4
1
TX_PA_EN
4
2
VCC2.85
VCC2.85
R0105
R0106
10K
10K
9
PTT*
10
12
MONITOR
13
VCC2.85
VCC2.85
VCC2.85
R0110
10K
R0115
R0113
R0103
R0104
DNP
0
10K
10K
10K
NP
NP
NP
DNP
PWR_RANGE
R0114
0
MOD*
MOD
LV_DETECT
For HAB: R0114 Not Placed
R0113, R0115 Placed
VCC1.55
For Non-HAB: R0114 Placed
R0113, R0115 Not Placed
C0105
0.1uF
VCC1.8
For Patriot RAM, R0107 NP, R0108 Placed
For Patriot BRAVO, R0108 NP, R0107 Placed
Figure 7-20. HUD4022A Controller Block Diagram and Interconnections
June 15, 2005
VCC2.85
F17
AUDIO_PA_EN
SIM_D1RX_PB11
U18
EEPOT_4_CS*
SIM_SVEN0_PB8
K17
MUX_MICATTEN
SIM_D1TX_PB10
G17
R0120
RX_ATTEN_1
SIM_RST1_PB12
L17
10K
RX_ATTEN_2
SIM_CLK1_PB13
L18
RX_ATTEN_3
SIM_SVEN1_PB14
B15
SIM
SIM_PD1_PB15
HAB_DISABLE
I18
EEPOT_1_CS*
SIM_D0TX_PB4
U17
EEPOT_2_CS*
SIM_CLK0_PB7
E18
EEPOT_5_CS*
SIM_PD0_PB9
V18
EEPOT_U_D*
SIM_RST0_PB6
V17
EEPOT_INC*
SIM_D0RX_PB5
W2
SAP_RX
STDA
X2
SAP_TX
SRDA
W1
SAP_DCLK
SCKA
SAP
BRD_ID_1
Z1
SC0A
BRD_ID_0
Y1
SC1A
X1
SAP_FSYNC
SC2A
L2
SPIA_MISO
M1
SPIA_MOSI
K1
SPI_SCKA
SPIA_CLK
J2
NAUTILUS_CS*
SPI_CS0_PE10
N2
SPI_CS1_PE5
L1
MUX_AUX_TX
SPI_CS2_PE4
K2
U0001
MODEM_EN
SPI_CS3_PE6
P2
SYN_SEL
SPI_CS4_PE7
33C34
B4
QSP1
EEPOT_3_CS*
SPI_CS5_PE11
N1
AD_SEL
SPI_CS6_PE0
1
M2
TP0005
SPI_CS7_PE1
A3
TEST_POINT
ABACUS3_CS
SPI_CS8_PE2
A2
DA_SEL
SPI_CS9_PE3
R1
SPI_MISOB
SPIB_MISO
R2
SPI_MOSIB
SPIB_MOSI
U0103
P1
SPI_SCKB
SPIB_CLK
MC74LCX125
8
PTT
Z12
INT0_PE8
Z13
SSI_INT*
INT1_PE9
U0103
Y14
NAUTILUS_INT
INT2_PC14
MC74LCX125
C17
INT
USB_INT*
INT3_PC15
11
MONITOR*
Z11
INT4_PA6_OPTSEL1
Y12
CABLE_DET
INT5_PA7_OPTSEL2
Z8
USB_VMOUT
PC0_UBSVMOUT
B16
USB_TXENB
PC1_USBTXENB
M18
PC8
J18
CODEC_PWR_DOWN
PC9
D17
SB96_RS232*_EN
PC11_OC1
W18
8KHZ_DSP_INT
PC12_STO
Y7
USB_VPIN
PA2_USBVPIN
BUS_PWR_OUT
K18
PWM_PE13
GP10 / EGPT / MISC
Z17
BRD_ID_6
PWM*_PE14
B18
OC3_PC13
H18
BRD_ID_3
STBY_PD14
BRD_ID_2
T18
CLKSEL_PD15
T17
MOD
Y16
RESET_IN
Y11
RESET
RESET_OUT
G18
VPP
VPP
Y18
VDD_IO_1
X18
R0107
VDD_IO_2
S18
0
VDD_CORE_1
R18
VDD_CORE_2
N18
VSIM1
R0108
P18
VSIM2
NP
0
F2
VDD_EIM_1
G1
VDD_EIM_2
VCC2.85
Sheet 2 of 2)
(
ABACUS_SSI_FSYNC*
V1
STDB
DAC_SSI_TXD
U1
SC1B
T2
SCKB
DAC_SSI_CLK
V2
ABACUS_SSI_RXD*
SRDB
U2
BBP
SC2B
DAC_SSI_FSYNC
S1
SCKB2
KEYED_9.1_EN
S2
SRDB2
URCHIN_EN
T1
ABACUS_SSI_CLK*
SC0B
H1
TOUT0
C1
TOUT1
D2
TOUT2
D1
TOUT3
E1
TOUT4
MUX_RX
LOCK_DET*
I1
TOUT5
MUX_TX
P17
TOUT6
EEPOT_PC_U_D*
E2
TOUT7
AUX_5V
G2
TOUT8
EEPOT_PC_INC*
LAYER1_TIMER
F1
TOUT9
N17
TOUT10
SW_B+_SENSE
J1
TOUT11
SOFT_TURN_OFF
I2
TOUT12
LHRST_IN
MISO_SEL
B1
TOUT13
S17
HAB_MOD
TOUT14
C2
TOUT15
LHRST_OUT
C0106
H2
16.8_MHZ_PATRIOT
CKIH
CLKS
32_KHZ
A1
CKIL
Y3
URXD1_PA15
URXD1_USB_VMIN
UTXD1_PA14 Z3
UTXD1_USB_VPOUT
Z2
URTS1_PA13
URTS1_USB_XRXD
Y2
UCTS1_PA12
UCTS1_USB_FSEN
BRD_ID_5
F18
DTRA_INT7_PA11
UART_A
DSRA_INT6_PA10 E17
USB*_RS232_EN
Z7
DCDA_PA8
MIC_TUNE_EN
Y5
RIA_PA9
RIA_USBSUSP
VCC2.85
Z4
MUX_CTRL
Y4
URXD2_PB1
URXD2
Z15
UTXD2_PB0
UTXD2
Z5
UART_B
R0122
URTS2_PB3
URTS2
Z6
UCTS2_PB2
UCTS2
3.3K
Z18
OWIREDAT_PC10
C18
MILL_ID
DSC OWIRE
DSC_RX_PD6
A15
BRD_ID_7
DSC_TX_PD5
R0125
COLUMN0 X17
VIP_OUT_2_3V
10K
Y15
COLUMN1
IGNITION_SENSE
Y13
1
COLUMN2
Y17
COLUMN3
ENC_RESET
TP0002
Z16
COLUMN4
BOOT*
TEST_POINT
Z14
COLUMN5
WAKEUP
W17
COLUMN6
ENC_SPARE2
R17
COLUMN7
VIP_IN_1_3V
KEYPAD
Y10
ROW0
FORCE_FAIL*
Z9
ROW1
SPARE_1
M17
ROW2
VIP_IN_2_3V
Y9
ROW3
VIP_OUT_1_3V
BRD_ID_4
Y6
ROW4
J17
ROW5
EMERG_SENSE
Z10
ROW6
SPARE_2
Y8
R0123
ROW7
ENC_SPARE1
3.3K
Schematics, Component Location Diagrams, and Parts Lists: HUD4022A (VHF) Main Board
U0104
MC74LCX125
3
2
ABACUS_SSI_FSYNC
R0126
1
0
U0104
MC74LCX125
6
5
ABACUS_SSI_RXD
U0104
4
MC74LCX125
8
9
ABACUS_SSI_CLK
10
R0127
C0107
0
U0104
470pF
DNP
MC74LCX125
11
12
LOCK_DET
VCC2.85
13
R0121
10K
100pF
16.8_MHZ
R0117
R0116
10MEG
10MEG
VCC2.85
U0102
TC7SU04F
5
VCC
R0111
4
2
3.3K
1
NC
GND
NC
R0119
3
470K
CC4V
ONE_WIRE
2
1
Y0100
C0101
32.768KHz
C0100
R0124
R0109
18pF
32kHz Oscillator Circuit
18pF
10K
10K
NP
VCC2.85
For Patriot RAM and BRAVO, R0124 is not placed, R0125 is placed for a 0
For Patriot RAM, R0125 is not placed, R0124 is placed for a 1
For Patriot BRAVO, neither R0124 or R0125 is placed for a 1
VCC2.85
VCC2.85
VCC2.85
U0105
U0103
U0104
PWR_GND
PWR_GND
PWR_GND
5
14
14
VCC
VCC
VCC
C0104
C0102
C0103
GND
GND
GND
0.1uF
0.1uF
0.1uF
3
7
7
73D02970C73-O
SHEET 3 OF 23
6815854H01-A
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