User guide

DS3134
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SECTION 2: SIGNAL DESCRIPTION
2.1 OVERVIEW / SIGNAL LEAD LIST
This section describes the input and output signals on the DS3134. Signal names follow a convention that
is shown in Table 2.1A. Table 2.1B lists all of the signals, their signal type, description, and lead
location.
Signal Naming Convention Table 2.1A
First Letter Signal Category Section
R Receive Serial Port 2.2
T Transmit Serial Port 2.2
L Local Bus 2.3
J JTAG Test Port 2.4
P PCI Bus 2.5
Signal Description / Lead List (sorted by symbol) Table 2.1B
Lead Symbol Type Signal Description
V19 JTCLK I JTAG IEEE 1149.1 Test Serial Clock.
U18 JTDI I JTAG IEEE 1149.1 Test Serial Data Input.
T17 JTDO O JTAG IEEE 1149.1 Test Serial Data Output.
W20 JTMS I JTAG IEEE 1149.1 Test Mode Select.
U19 JTRST* I JTAG IEEE 1149.1 Test Reset.
G20 LA0 I/O Local Bus Address Bit 0. LSB.
G19 LA1 I/O Local Bus Address Bit 1.
F20 LA2 I/O Local Bus Address Bit 2.
G18 LA3 I/O Local Bus Address Bit 3.
F19 LA4 I/O Local Bus Address Bit 4.
E20 LA5 I/O Local Bus Address Bit 5.
G17 LA6 I/O Local Bus Address Bit 6.
F18 LA7 I/O Local Bus Address Bit 7.
E19 LA8 I/O Local Bus Address Bit 8.
D20 LA9 I/O Local Bus Address Bit 9.
E18 LA10 I/O Local Bus Address Bit 10.
D19 LA11 I/O Local Bus Address Bit 11.
C20 LA12 I/O Local Bus Address Bit 12.
E17 LA13 I/O Local Bus Address Bit 13.
D18 LA14 I/O Local Bus Address Bit 14.
C19 LA15 I/O Local Bus Address Bit 15.
B20 LA16 I/O Local Bus Address Bit 16.
C18 LA17 I/O Local Bus Address Bit 17.
B19 LA18 I/O Local Bus Address Bit 18.
A20 LA19 I/O Local Bus Address Bit 19. MSB.
L20 LBGACK* O Local Bus Grant Acknowledge.
H20 LBHE* O Local Bus Byte High Enable.
J20 LCLK O Local Bus Clock.