Harman Kardon AVR 171/230, Service Manual

Page: 88 / 174

Data Sheet: DM Series
DM860A Networked Media Processor
dat_DM860A_1_1_datasheet.doc CONFIDENTIAL Version 1.1 – July 11
th
2011 - Page 16 of 70
2.5 AV-Port 3
Name Pin Type Description
AV3DATA[1:0] R5, T4 I/O Audio data. Several formats are supported, as described in
chapter 11
AV3CLK R4 I/O Data clock. Depending on the AV-Port 3 configuration this clock
is a bit-clock which is used to transmit or receive the
AV3DATA[*] synchronously
AV3CTRL0 U2 I/O Configurable sync signal:
serial audio formats: LRCK input or output
AV3CTRL1 T3 I/O Configurable sync signal:
serial audio formats: master clock output
2.6 AV-Port 4
Name Pin Type Description
AV4DATA[1:0] U3, V2 I/O Audio data. Several formats are supported, as described in
chapter 11
2.7 PWM-DAC
Name Pin Type Description
AOUTLP K4 O Left channel PWM output (positive)
AOUTLN L2 O Left channel PWM output (negative)
AOUTRP L4 O Right channel PWM output (positive)
AOUTRN L3 O Right channel PWM output (negative)
2.8 UART Interface
Name Pin Type Description
RXD0 B14 I UART-0 receive signal
TXD0 C13 O UART-0 transmit signal
RXD1 A14 I UART-1 receive signal
TXD1 B13 O UART-1 transmit signal
Harman Kardon AVR 171 Service Manual
Page 88 of 174