User`s manual

BL1600136 s Index
CKA1/TEND0 ............................. 62
CKA1D ....................................... 62
Clear to Send/Prescaler.............. 64
clock
battery-backed ....................... 38
external .................................. 58
frequency
system ............................... 13,
.......... 32, 57, 58, 63, 64, 65
millisecond............................. 39
real-time .................... 13, 38, 39
time/date ....... 13, 38, 122, 127
CMOS ........................................ 30
CNTLA ....................................... 61
CNTLB ....................................... 63
CNTLB0 ..................................... 57
CNTLB1 ..................................... 57
COMMAND mode
modem communication .......... 44
command protocol
master-slave ........................... 51
common problems
programming errors ............... 70
wrong COM port ................... 68
communication
Dynamic C ........................... 123
function libraries .................... 56
initialization routines ............. 45
RS-232 . 13, 32, 43, 44, 46, 47
RS-485 ............................ 13, 30,
........ 32, 51, 52, 54, 55, 56
serial ................ 13, 30, 32, 43,
.. 44, 45, 46, 52, 54, 55, 57,
. 58, 59, 60, 62, 63, 65, 116
interrupts ............................ 43
master-slave ......... 51, 54, 55
compile-time interrupt directive .. 50
connections
RS-485 two-wire network ...... 52
connectors
26-pin PLCBus
pin assignments .................. 96
screw ...................................... 77
costatements............................... 39
block diagram
BL1600 .................................. 30
brownouts ..... 122, 123, 126, 128
buffer
receive. 43, 44, 46, 47, 54, 55
initialization ....................... 46
reading ............................... 46
transmit .................... 43, 47, 55
initialization ....................... 46
writing ................................ 47
bus
control registers ................... 101
digital inputs ........................ 101
expansion .............................. 96,
........... 97, 98, 99, 100, 101
8-bit drivers ..................... 104
addresses .......................... 100
devices .................... 100, 101
functions 102, 103, 104, 105
rules for devices ............... 100
software drivers ............... 101
LCD ....................................... 97
operations
4-bit.................... 97, 98, 100
8-bit........................... 97, 101
PLCBus........................... 43, 45
BUSADR0 ........................... 98, 99
BUSADR1 ........................... 98, 99
BUSADR2 ........................... 98, 99
BUSADR3 ....................... 104, 105
BUSRD0 ....... 101, 102, 103, 105
BUSRD1 ......................... 101, 102
BUSWR ................................... 102
C
CARRIAGE RETURN
as modem command terminator . 44
CE compliance ........................... 16
check sum .................... 51, 54, 55
computing .............................. 50
check
_
opto
_
command ............ 54
checking for modem commands .. 49
CKA1 ......................................... 62
CKA1 disable ............................. 62