HSEROUT using STR modifier - length parameter as variable not working

[richard]

it fails of course for more than 255 chrs

BalBuffer VAR BYTE[300]
BalCount VAR word
latb.7=1
clear
for   BalCount= 0 to 59
BalBuffer[BalCount]=BalCount+"0"
next


for   BalCount= 1 to 59
BalBuffer[BalCount+60]=BalCount+"0"
next
for   BalCount= 1 to 59
BalBuffer[BalCount+120]=BalCount+"0"
next
for   BalCount= 1 to 59
BalBuffer[BalCount+180]=BalCount+"0"
next
for   BalCount= 1 to 59
BalBuffer[BalCount+240]=BalCount+"0"
next
BalBuffer[0]=13
BalBuffer[60]=13
BalBuffer[120]=13
BalBuffer[180]=13
BalBuffer[240]=13
pause 2000
debug "ready",13,10




BalCount = 40
HSEROUT ["40 ",STR BalBuffer\BalCount,13,10]
debug   "40 ",STR BalBuffer\BalCount,13,10
debug "full load "
debug   STR BalBuffer,13,10
HSEROUT ["full load ",STR BalBuffer,13,10]




BalCount = 255
HSEROUT ["255 ",STR BalBuffer\BalCount,13,10]
HSEROUT [13,10]
HSEROUT ["260"]
BalCount = 260
HSEROUT [STR BalBuffer\BalCount,13,10]
end