MOTOTRBO XPR 5350e/XPR 5550e Mobile Radio Block Diagram 1-1
Section 1
1.0 MOTOTRBO XPR 5350e/XPR 5550e Mobile Radio Block Diagram
Figure 1-1 shows the MOTOTRBO XPR 5350e/XPR 5550e Mobile Radio Block Diagram. This block diagram should be used for reference for all subsequent chapters.
Figure 1-1 Top Level Block Diagram (for PCB PC000942A01-AA)
1
2
3
4
5
6
7
8
9
10
MUX
RX
T
R
Batt+
SPI_1 McBSP_1
4
3
3
REF
CLK
GPOs
EMIF A
UART_0
MMCSD_0
Factory
6
2
RESET_IN
POR
RST
OMAP L138
256 MB
NAND
128 MB
mDDR
EMIF B
1.8V_DIG
1.8V_DIG
RST
23
43
1.2V_DIG
1.8V_DIG
3.3V_DIG
UART_1 McASP
BT/GNSS/WIFI – 28 pin conn.
BT SSISDIO
4
4
1.8V_DIG
3.6V
5V
GPOs
MMCSD_1
[WLAN]
6
3
CTRL
RCH/Ethernet – 28 pin conn.
EMAC/RMII
1.8V_DIG
9
GPO
TCXO
RTC_CLK
32.768kHz
26MHz
OB – 14 pin conn.
GPOs
5
Option Board
McBSP_0
RST
CODEC
4
I2C 0
2
Codec SSI
I2C
19.2MHz
Square
1.8V_DIG
AUDIO
EXT_MIC+
INT_MIC+
Audio
PA
USB_0 HS
USB_1
UART_2
Audio
Buffers and
Switches
GPOs
GPOs
OB SSI
CTRL
2
6
ACC_ID
MUX
MUX
USB
MUXes
SPI_0
9V3VBUS
5V_UNSW
3.3V_DIG
Control Head – 20 pin conn.
REF FREQ
CONTROL
ANALOG AUDIO
SSI/DATA
DC SUPPLY
LPC1114 – Numeric Display
LPC1754 – Color Display
RESET
2
INT_MIC+
9V3
ACC_ID
MMP_USB
2
2
2
MAP – Rear Accessory Port
26 pin conn.
EXT_MIC+
MAP_ID
2
MAP_USB
EXT_SPKR
SWB+
2
RX_AUDIO
PUBLIC
ADDRESS
2
GPOs
GPOs
13
GPIOs
VBUS
UART
CH_RST
5
INT_SPKR+
Battery
3.6V Buck Reg.
1.5A
Analog
descrete
ON_OFF
IGNITION_SE
NSE
EMERGENCY
9.3V LDO @ 1A
14V LDO @ 500mA
9.3V LDO @ 3A
1.2V LDO
1A
5.0V LDO @1A
IGN_SENSE_DETECT
EMERG_SENSE_DETECT
ON_OFF_CNTRL
Power_On_Reset
1.8V / 2.8V Dual LDO
@150mA
1.8V_ANA
1.8V_DIG
1.2V_DIG
3.6V
FET SW
5V
9R1
9V3_PA
Batt+
MAP SWB+
3.3V LDO
200mA
Vout
Delay SD
Vin
Error
ON_OFF
3.3V_DIG
IGN_IN
Emerg_IN
REMOTE
ON_OFF
SWITCHES
LOW_BAT_DET
BATT_SENSE
1.8V LDO
200mA
Vout
Delay
SD
Error
Vin
POR
GPIOs
AT32UC3B
9V3
5V LDO @ 25mA
5V_UNSW
VCO’s
19.2MHz
TCXO
Squarer
Step
DN
1.2V_DIG
1.8V_DIG
Codec
RFIC
RAMP/
SENSE
AUX_DAC
UHF_IN
MC PUMP
TX1_OUT
VCO1_IN
1.8V_ANA
1.8V_SYNTH
2.8V_RX
2.8V_SYNTH
5V
ADC
CLK
TX
SSI
RX
SSI
SPI GPOs
RESET
Power
Control
FINAL
TX
RXIF Stage
IF-AMP
XTAL
FLTR
MIXER
LNA
Pre-SEL
Post-SEL
INJ-AMP INJ-FLTR
RX_VCO
TX_VCO
T
R
FGU2
VCO2_IN
2
nd
LO_VCO
LOOP
FILTER
Pre-AMP
5.0V LDO @ 50mA
5V_PC
1.8V / 2.8V Dual LDO
@150mA
2.8V_RX
1.8V_SYNTH
2.8V_SYNTH
Batt+
4 2
4
Batt+
9.3V
4
4
3
RST
Batt+
9V3
50MHz
ETH
PHY
ADA
4743
RD01
RD07
9V3_PA 9V3_PA 9V3_PA
1.8V_DIG
VBUS
MMP Connector :
Pin 1 ACC_ID
Pin 2 GPIO_3 / PTT
Pin 3 Audio / Spkr
Pin 4 GPIO_2 / D-
Pin 5 GROUND
Pin 6 VBUS / 5V
Pin 7 Mic +
Pin 8 GPIO_1 / D+
Pin 9 GPIO_4 / Hook
Pin10 GPIO_0 / PwrOn
AUDIO
MUX
GPIO
GPIOs
SPEAKER
MMP
RESET_OUT
HP: RD70
LP: RD35
LOOP
FILTER
Atten. 2
Atten. 1
GPO 6
Control Head
26
21
22
23
24
25
113113957
19
15 17
1410 1224 862016 18
MAP Connector :
D-
Tx Audio
Vbus USB / MAP_ID Ground
MAP_ID_1
Power Ground
Audio Ground
Ground
Ground
Spkr+
Rx Audio
GP5_6
GP5_7
GP5_8
VIP_1 (Ext Alarm)
D+
MAP_ID_2
SW B+
Spkr-
Aux Audio Out 1 / RxD
Aux Audio Out 1 / TxD
GP5_1 (PTT)
GP5_2 (Monitor)
GP5_3 (chan Act)
Emerg Sw
Ign Sense
2
I2C
UBLOX8
Marvell
8777
BT/GNSS/WIFI Expansion Board
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