RC2324DPL ETC, RC2324DPL Datasheet - Page 22

• Manufacturer Part Number: RC2324DPL
• Description: Single Device Data/fax Modem Data Pump
• Manufacturer: ETC

3-2
3.0 Software Interface
3.3 Interface Memory Bit Functions
Table 3-1. Interface Memory Map
Receive Data Buffer
Control and Status
Interrupt Handling
Note: ‘ – ’ in the BIT columns indicates reserved for modem use only.
Transmit Data
RAM Access,
Register
Function
Control
Control
Buffer
Status
–
–
Register
Address
(Hex)
1D
0D
1E
1C
1B
1A
19
18
17
16
15
14
13
12
11
10
0E
0C
0B
0A
09
08
07
06
05
04
03
02
01
00
1F
0F
TONEA
ASYNC
EQRES
RTDET
TDBIA
NRZIE
RLSD
BRKS
XACC
YACC
EDET
NV25
RDLE
NSIA
7
–
–
–
–
–
–
–
–
SWRES
PNDET
TONEB
RDBIA
TPDM
BRKD
EXOS
HDLC
NCIA
RDL
FED
CC
6
–
–
–
–
–
–
–
–
–
–
TLVL
D96V24DSA
TONEC
S1DET
L2ACT
TDBIE
SPLIT
DTMF
CTS
PE
TRANSMIT DATA BUFFER (TBUFFER)
5
–
–
–
–
–
–
–
–
–
–
–
–
–
RECEIVE DATA BUFFER (RBUFFER)
PARSL
X RAM DATA MSB (XDAM)
Y RAM DATA MSB (YDAM)
X RAM ADDRESS (XADD)
Y RAM ADDRESS (YADD)
X RAM DATA LSB (XDAL)
Y RAM DATA LSB (YDAL)
CONFIGURATION (CONF)
ATV25
SCR1
TXSQ
DDIS
NSIE
ORG
DSR
FE
4
–
–
–
–
–
–
–
–
–
–
–
–
–
Bit
Single Device Data/Modem Data Pump
ATBELL
U1DET
L3ACT
NEWS
TDBE
CEQE
TRFZ
EQFZ
ARC
PEN
IOX
OE
LL
RI
3
–
–
–
–
–
–
–
VOL
PNSUC
SADET
RDBIE
XCRD
YCRD
RCEQ
DATA
SDIS
NCIE
STB
IFIX
TM
RB
2
–
–
–
–
–
–
–
DTDIG
SYNCD
SPEED
DTDET
TXVOC
AGCFZ
RTRN
XWT
YWT
GTE
RA
RC96V24DP
1
–
–
–
–
–
–
–
–
–
–
TXCLK
WDSZ
BEL103
ABORT
FLAGS
SLEEP
NEWC
RDBF
CRCS
CRFZ
XCR
YCR
RXP
TXP
RTS
0
–
–
–
–
–
–