RCVDL56DPFL/SP, RCV56DPFL/SP, and RCV336DPFL/SP Designer’s Guide
3-2
1119
Register
Bit
(Hex)
7
6
5
4
3
2
1
0
1F
NSIA
NCIA
—
NSIE
NEWS
NCIE
—
NEWC
1E
TDBIA
RDBIA
TDBIE
—
TDBE
RDBIE
—
RDBF
1D
MEACC
—
MEMW
MEMCR
Memory Access Address High B11-B8 (MEADDH)
1C
Memory Access Address Low B7-B0 (MEADDL)
1B
EDET
DTDET
OTS
DTMFD
DTMFW
1A
SFRES
RIEN
RION
DMAE
—
SCOBF
SCIBE
SECEN
19
Memory Access Data MSB B15-B8 (MEDAM)
18
Memory Access Data LSB B7-B0 (MEDAL)
17
Secondary Transmit Data Buffer/V.34 Transmit Status(SECTXB)
16
Secondary Receive Data Buffer/V.34 Receive Status (SECRXB)
15
SLEEP
—
RDWK
HWRWK
AUTO
RREN
EXL3
EARC
14
ABCODE
13
TLVL
RTH
TXCLK
12
Configuration (CONF)
11
BRKS
PARSL
TXV
RXV
V23HDX
TEOF
TXP
10
Transmit Data Buffer (TBUFFER)/Voice Transmit Buffer (VBUFT)
0F
RLSD
FED
CTS
DSR
RI
TM
RTSDT
V54DT
0E
RTDET
BRKD
RREDT
SPEED
0D
P2DET
PNDET
S1DET
SCR1
U1DET
—
TXFNF
—
0C
AADET
ACDET
CADET
CCDET
SDET
SNDET
RXFNE
RSEQ
0B
TONEA
TONEB
TONEC
ATV25
ATBEL
—
DISDET
EQMAT
0A
PNSUC
FLAGDT
PE
FE
OE
CRCS
FLAGS
SYNCD
09
NV25
CC
DTMF
ORG
LL
DATA
RRTSE
DTR
08
ASYN
TPDM
V21S
V54T
V54A
V54P
RTRN
RTS
07
RDLE
RDL
L2ACT
—
L3ACT
—
RA
MHLD
06
—
EXOS
—
HDLC
PEN
STB
WDSZ/DECBITS
05
—
—
—
TXSQ
CEQ
—
STOFF
—
04
RB
—
—
FIFOEN
—
NRZIEN/
VAGC
TOD
STRN
03
EPT
SEPT
SRCEN
RLSDE
—
—
GTE
GTS
02
TDE
SQDIS
S511
—
RTSDE
V54TE
V54AE
V54PE
DCDEN
CDEN
—
—
CODBITS
01
VOLUME
VPAUSE
—
—
TXHF
RXHF
RXP
00
Receive Data Buffer (RBUFFER)/Voice Receive Data Buffer (VBUFR)
Notes:
1. — in the “Bit” columns indicates reserved for MDP use only.
Figure 3-1. Modem Interface Memory Map
Summary of Contents for RC336DPFL
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