User guide

GEL100340
name
dl
d2
d3
rl
Description
It reads the FWA. This block reads len words from ??WA[ind] to FWA[ind+len-11. It also checks the
timeouts(tmo) and writes the appropriate value to rl, r2 and r3.
Input ports
Name Type Executed
ind int always
len int always
tmo int always
Function
index of the 1st word to read
number of words to read
number of cycles after which the rl, rl and r3
output is set to 2.
WOZN
output ports
r2
type function
int
1 st read word
int
2nd read word
int
3rd read word
int
communication status:
if 0 the block has found FWA[ind] non-timed-out since
previous execution
if 1 the block has found FWA[ind] timed-out since previous
execution, but not for more than tmo cycles
if 2 the block has found FWA[ind] timed-out for tmo cycles
int communication status:
if 0 the block has found FWA[ind+l] non-timed-out since
previous execution
if 1 the block has found FWA[ind+l] timed-out since previous
execution, but not for more than tmo cycles
if 2 the block has found FWA[ind+l] timed-out for tmo cycles
r3 int
communication status:
if 0 the block has found FWA[md+2] non-timed-out since
previous execution
if 1 the block has found FWA[ind+2] timed-out since previous
execution, but not for more tbau tmo cycles
wu288
142