Figure 8-28. Serial Interface Circuit - Motorola APX 3000 Detailed Service Manual

8-30
12MHZ CLOCK
12MHZ_OMAP_IN
Y6601M6
12MHZ
1 3
IN OUT
4 2
C6601M6 C6602M6
18PF 18PF
12MHZ_OMAP_OUT
32K_CPLD_CLK
V_1.4_CORE
R6601M6
10K
OMAP_OSK32K_IN_PU
TP6601M6 1
TEST_POINT
T_DISP_SPI_CS
OUT
MIDDLE_SIDE_BUTTON
IN
TRIDENT_SPI_CS
OUT
F2_TIMER_PARAMP
UART2_GPS_TX
OUT
CODEC_SPI_CS
ABACUS_SPI_CS
OUT
OPT_GPIO_0
OPT_GPIO1
OPT_GPIO2
USB_INT_X

Figure 8-28. Serial Interface Circuit

SPI_DSP_CLK 0
SPI_DSP_MOSI
1
SPI_DSP_MISO 2
U6302M6 SPI_ARM_CLK
OUT
OMAP1710
U19
SPI_CLK
V15
GPIO_56
N14
SPI_CS0
N15 MAKO_SPI_CS
SPI_CS1
SP1 T19
SPI_CS2
P15
SPI_CS3
W21 SPI_ARM_MOSI
SPI_DO
U18 SPI_ARM_MISO
SPI_DI
G21
MCBSP1_BCLK
H15 R6605M6 22 SSI_OMAP_FSYNC
MCBSP1_SYNC
MCBSP1 H20
MCBSP1_DIN
H18 R6606M6 33
MCBSP1_DOUT
W4
0
USB0_TXEN
P14 P9 1
GPIO_43 GPIO USB0_DAT
R8 2 USB0<2..0>
USB0_SE0
W16 0
USB1_TXEN
Y2 W14
1
OSC1_IN USB1_DAT
W3 USB R13 2 USB1<2..0>
OSC1_OUT USB1_SE0
W9
USB2_TXEN
V6
USB2_DAT
DNP
W5 1
USB2_SE0 MPU_IO_12M6
P13 CRYSTAL T20
TEST_POINT
CLK32K_IN MPUIO_5
OSCILLATOR Y14 0
UART1_TX
V14 4
UART1_RX
AA15 2
UART1_RTS
V13 UART R14 RS232<4..0>
3
UART1_CTS
OSC32K_IN
AA13 M18
OSC32K_OUT UART3_TX
L14
UART3_RX
N20
ONE WIRE GPIO_11
M8
GPIO_60
Y1
GPIO_16
L3
GCA/GPIO GPIO_59
P3
GPIO_5
Y12
GPIO_36
LOCK_DET
RF_DAC_SPI_CS
MAKO_INT
SPI_DSP<2..0>
SPI_ARM<2..0>
R6604M6 SSI_SAP<3..0>
120
SSI_OMAP_CLK SSI_OMAP_CLK
SSI_OMAP_FSYNC
SSI_MAKO_FSYNC
SSI_MAKO_CLK
0
1
2
V_EXT_1.85
A5
NC
OUT BBP_CLK
B5
NC BBP_SYNC
E6
SPI_CLK
D6
SPI_CS
B6
SPI_DI
C6
SPI_DO
E7
VC_DCLK
D7
VC_FSYNC
B7
VC_TX
M4
NC
VC_TX3V
2 SSI_RED_RX_CODEC A7
VC_RX
N3
NC UCM_SS
SSI_BLACK_TX 0 A6
LOGIC_VDD
SSI_BLACK_RX 1 0 B8
USB1_OE
C8
1
USB1_DAT_TXD
2 D8
USB1_SE0
0 A9
USB2_OE_RCV_RTS
1 B9
USB2_DAT_VP
C9
2
USB2_SE0_VM_RXD
0 E9
UART2_TXD
1 A10
UART2_RXD_OD
B10
NC CTS_X
C10
USB_INTX
P2
RXDIN_3V
NC
V_EXT_1.85 J5
NC TXDO_BDI_UP_3V
R6618M6 C7
BOOT_NORM_X
10K
A8
RS232_USB_X
L5
APCO
N8
NC SB96D_BDO_KF_3V
L7
ONE_WIRE_UP
K6
NC TXDO_BDI_ENC_3V
N2
RXDIN_ENC_3V
M3
RTS_FILLSEN_3V
C12
NC BUSY_IN
E11
NC BUSY_OUT
D10
NC
CABLE_DET_3V
F10
OPT_GPIO0
R6616M6 C11
NC OPT_GPIO1
2K
G10
OPT_GPIO2
D11
OPT_GPIO3
OPTION_INTX B12
OPTION_INTX
R6617M6 R6619M6
10K 10K
R6608M6 R6609M6
10K 100K
V_EXT_1.85
CHANGES MADE:
REMOVE PA_SHTDN FROM M8
Schematics, Boards Overlays, and Parts Lists: Main Board Block: UHF1 (84012513001_A)
OUT
OUT
IO
R6602M6
10K
U6501M6
AT56H09
V_5.0A
R6621M6
4.7K
MAKO_USB1_POS_DP
MAKO_USB1_NEG_DP
N6 27
R6622M6
USB1_DP
P7 R6623M6 27
USB1_DM
N7 R6624M6 27 MAKO_USB2_POS_DP
USB2_DP
P8 R6625M6 27 MAKO_USB2_NEG_DP
USB2_DM
L6 VBUS_SUPPLY_ON
USB_CONNECT
N13
SB96_BUS_BUSY NC
N9
SB96_BDO_KF_5V
P9 ONE_WIRE_GCAI
ONE_WIRE_1
M8
ONE_WIRE_2
L8 BATT_STATUS
ONE_WIRE_BATT
M10
TXDO_BDI_5V NC
N12 RXDIN_5V
RXDIN_5V
M11 RTS_FILLSEN_5V
RTS_FILLSEN_5V
P13
CTS_CABLE_DET_5V
P10
OPTA_SEL0
K7
OPTA_SEL1
M9
OPTA_SEL2
N10
OPTA_SEL3
P11 MAKO_OPTB_SEL0_GCAI
OPTB_SEL0
K8 MAKO_OPTB_SEL1_GCAI
OPTB_SEL1
P12 MAKO_OPTB_SEL2_GCAI
OPTB_SEL2
N11 MAKO_OPTB_SEL3_GCAI
OPTB_SEL3
UART BOOT
F_BOOT_RXM6
TEST_POINT
DNP
TEST_POINT
F_BOOT_TXM6
DNP
1
V_EXT_1.85
U6601M6
NC7SP08
4 1
Y A
5 2
NC B
OMAP_BOOT_RX
3
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
IO
V_EXT_1.85
R6626M6
10K