Lantronix Qualcomm HDK8450 User Manual

HDK8450 (SM8450P) Processor User Guide Display card
80-28453-2 Rev. C Confidential – Qualcomm Technologies, Inc. and/or its affiliated companies – May Contain Trade Secrets 40
MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION
This connector provides a JTAG interface to the main processor by which users can connect a
JTAG (Lauterbach / USB Wiggler) 20 pin ARM JTAG.
NOTE: It does not provide software support for JTAG
Table 4-5 JTAG Header J601 Pin out
Pin NO
Signal
Description
Pin#
Signal
Description
J601[1]
JTAG_PWR
JTAG Power
J601[2]
NC
J601[3]
TRST_N
Target RESET_N signal
J601[4]
DET_N
JTAG detect N
signal
J601[5]
TDI
TDI Signal (Target
DATA IN)
J601[6]
GND
GND
J601[7]
TMS
TMS Signal
J601[8]
GND
GND
J601[9]
TCK
TCK Signal
J601[10]
GND
GND
J601[11]
NC
J601[12]
GND
GND
J601[13]
TDO
TDO Signal (Target
Data Out)
J601[14]
GND
GND
J601[15]
SRST_N
Source RESET_N signal
J601[16]
GND
GND
J601[17]
NC
NC
J601[18]
GND
GND
J601[19]
NC
NC
J601[20]
GND
GND
4.2.4 Audio expansion connector
Figure 4-5 J501 Audio Expansion Connector
Pin NO
Signal
Description
Pin#
Signal
Description
J501[1]
EXP_UART_CTS
UART
J501[2]
MI2S2_I2S_WS
MI2S
J501[3]
EXP_UART_TX
UART
J501[4]
MI2S2_I2S_SCK
MI2S
J501[5]
EXP_UART_RX
UART
J501[6]
MI2S2_I2S_DAT0
MI2S
J501[7]
EXP_UART_RFR
UART
J501[8]
MI2S2_I2S_DAT1
MI2S
J501[9]
NC
J501[10]
WCD_MIC_BIAS3
Mic bias3
J501[11]
DC_IN
12V
J501[12]
WCD_MIC_BIAS1
Mic bias1
J501[13]
VREG_S10B_1P8
1.8V
J501[14]
DMIC01_DATA
GPIO_172
J501[15]
VREG_5P0
5V
J501[16]
DMIC01_CLK
GPIO_171
J501[17]
GND
Ground
J501[18]
DMIC23_DATA
GPIO_174
J501[19]
GND
ground
J501[20]
DMIC23_CLK
GPIO_173
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Lantronix Qualcomm HDK8450 Specifications

General

Brand	Lantronix
Model	Qualcomm HDK8450
Category	Computer Hardware
Language	English