Usb,Gpio,Strap Circuit Diagram - LG BD390 Service Manual

10. USB, GPIO, STRAP CIRCUIT DIAGRAM
BCM4323 BCM4323
U1A U1A
H4
jtag_trst_l gpio0
J4
tdi gpio1
J6
tdo gpio2
H1
tms gpio3
J2
tck gpio4
gpio5
J16
uart_rx gpio6
K16
uart_tx gpio7
gpio8
H6
sflash_c gpio9
G1
sflash_q gpio10
G4
extif_addr_21 gpio11
G2
extif_flash_cs_l gpio12
gpio13
H2
ext_por_l gpio14
L16
lv_testmode gpio15
K6
test_se rf_disable_l
BCM4323 BCM4323
U1G U1G
D4
pci_ad0 pci_cbe_l_0
A1
pci_ad1 pci_cbe_l_1
A2
pci_ad2 pci_cbe_l_2
B2
pci_ad3 pci_cbe_l_3
D5
pci_ad4 pci_clk
A3
pci_ad5 pci_clkrun_l
D6
pci_ad6 pci_devsel_l
B4
pci_ad7 pci_frame_l
B5
pci_ad8 pci_gnt_l
A5
pci_ad9 pci_idsel
B6
pci_ad10 pci_int_l
A6
pci_ad11 pci_irdy_l
B7
pci_ad12 pci_par
D7
pci_ad13 pci_perr_l
A7
pci_ad14 pci_pme_l
D8
pci_ad15 pci_req_l
A11
pci_ad16 pci_rst_l
B13
pci_ad17 pci_serr_l
A13
pci_ad18 pci_stop_l
A14
pci_ad19 pci_trdy_l
D11
pci_ad20
B14
pci_ad21 cstschg
D12
pci_ad22
A15
pci_ad23 sprom_clk
B15
pci_ad24 sprom_cs
B17
pci_ad25 sprom_din
B16
pci_ad26 sprom_dout
A18
pci_ad27
A17
pci_ad28
B18
pci_ad29
A19
pci_ad30
B19
pci_ad31
F14
D18
G13
G14
D19
E18
E19
F16
F18
G16
F19
G18
G19
H18
H16
H14
L14
A4
B8
B12
A16
C19
B10
D9
A12
D14
D13
D16
A10
D10
A8
E4
C18
D15
BCM4323 BCM4323
B9
U1B U1B
B11 T1
test_inip_1
A9 T2
test_inin_1
U1
test_inqp_1 vdd_iso_1p2
E16 U2
test_inqn_1
vdd_afe_1p2_0
J18 V1
test_outip_1 vdd_afe_1p2_1
H19 V2
test_outin_1 vdd_logen_1p2
K19 W1
test_outqp_1 vdd_logen_1p2
J19 W2
test_outqn_1 vdd_lna_0_1p2
vdd_lna_1_1p2
R16
tssiin_0
R4
tssiin_1
V17
gpaio_a
3-95
VDD3_3
VDD3_3 VDD3_3
VDD2_5
VDD1_2A
C68 C68
C93 C93 C90 C90
0.1uF 0.1uF
0.1uF 0.1uF 0.1uF 0.1uF
VDD1_2A
VDD1_2A
C65 C65
C89 C89
0.1uF 0.1uF
0.1uF 0.1uF
L3 L3
100MHZ 100MHZ
CRITICAL CRITICAL
W18
N9
vddpll
R11
R6
R12
R7
R13
R8
C79 C79 C80 C80 C81 C81 C82 C82
L10
vsspll
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 1uF 1uF
3-96
Vin5V
VDD5
BCM4323 BCM4323
CRITICAL CRITICAL
U1C U1C 100MHZ 100MHZ
F4 E2
avdd33 moncdr
F6 E1 1 2
avdd25 monpll
G7
avdd12 L4 L4
USB_P
F2 D1
vdd12pll dp
USB_N
D2
dm
J8 F1
dgndpll rref
G6
agnd
R21 R21
B1
vmain_prsnt
C4 C4
C2 4.02K 4.02K
pwr_ind
B3 100pF 100pF
attn_bttn
C1
attn_ind
Pin name
mimophy_core1_ant2_swctrl_1
mimophy_core1_ant1_swctrl_1
mimophy_pa_cntrl_2g_1
mimophy_core0_ant1_swctrl_1
mimophy_ext_lna_2g_pu_0
mimophy_core1_ant1_swctrl_2
USB Interface/GPIOs/strap
C3 C3
22uF 22uF
J1 J1
1
VCC
3
D+
2
D-
4
GND
HEADER 3 HEADER 3
Netname Status
VRXA1_1 ext PD
VRXA0_1 ext PU
PA_cntrl_2G_1 ext PU
VRXA0_0 ext PU
xlna_cntl_2g_pu0 ext PU
VTXA0_1 ext PU