User`s guide

Debug Interface LZ87010 Advance User’s Guide
16-2 1/15/03
16.2 Signals
The SDI_CLK and SDI_DATA signals provide the serial data stream between the LZ87010
and the debugging unit. Both signals include internal weak pull-up resistors to VDD.
Table 16-1. Debug Signal Descriptions
SIGNAL
NAME
SIGNAL
TYPE
PIN
NUMBER
PIN
TYPE
FUNCTIONAL
UNIT
DESCRIPTION
SDI_CLK I 70 I Debug
SHARP Debug Interface Clock. If no debugger
is used, leave this pin unconnected.
SDI_DATA I/O 71 I/O Debug
SHARP Debug Interface Data. If no debugger
is used, leave this pin unconnected.