Samsung三星手机原理图

P910_Schematics1

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C100 100nF

7
C101 C102 100nF 100nF C103 C104 100nF 100nF

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12

< JTAG 32pin >
A
VBATT_B GND_B JIG_ON_B IF_UART1_RXD_B IF_UART1_TXD_B 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 L100 B_V_BATT B_V_BUS 1 2 B_D+ B_GND B_HP/PWR B_D- 3 4 B_RXD 4 5 B_TXD 5 6 23 6 7 NC1 B_ANT 8 A_GND A_V_BATT 9 A_GND A_V_BUS 10 A_HP|PWR A_D+ 11 A_RXD A_D12 NC3 A_TXD 13 NC4 30 14 NC5 31 15 NC6 32 NC7 16 33 17 NC2 A_ANT JTAG-34PIN USB_VBUS_5V_B USB_D+_B USB_D-_B

< Modem >
SDRAM_D(24:31) A1(1:23) SDRAM_DQM(2) SDRAM_A(0) D1(0:15)
ANT_JTAG_B USB_VBUS_5V USB_D+ USB_D-

C108 10V 4700nF
VREG_MSMP_2.6V VREG_MSMC_1.375V VREG_MSMP_2.6V VREG_MSME_1.8V VREG_MSMA_2.6V

C105 C106 100nF 100nF C109 100nF

C107 100nF

C110 4700nF
A

D2(0:15)

VBATT JIG_ON IF_UART1_RXD IF_UART1_TXD

A2(1:20)

R