CD1865 Datasheet, PDF (94/150 Pages) Intel Corporation – Intelligent Eight-Channel Communications Controller

CD1865 — Intelligent Eight-Channel Communications Controller
9.0
Detailed Register Descriptions
9.1
Register Map Quick Reference
Name
Description
Access
Binary
Address
Default
Value
Hex
Address
(8 bit)¹
Hex
Address
(Intel^)²
Hex
Address
(Motorola^∗)³
Page
Global Registers
GFRCR
SRCR
PPRH
PPRL
MSMR
TSMR
SSVR
Global Firmware Revision Code
Register
Service Request Configuration
Register
Prescaler Period Register High
Prescaler Period Register Low
Modem Service Match Register
Transmit Service Match Register
Receive Service Match Register
Global Vector Register
SRSR
MRAR
TRAR
RRAR
Service Request Status Register
Modem Request Acknowledge
Register
Transmit Request Acknowledge
Register
Receive Request Acknowledge
Register
GSCR1 Global Channel Register 1
GSCR2 Global Channel Register 2
GSCR3 Global Channel Register 3
CAR
Channel Access Register
R/W 110 1011 84
R/W 110 0110 0
R/W 111 0000 FF
R/W 111 000 FF
R/W 110 0001
0
R/W 110 0010
0
R/W 110 0011
0
R/W
100
0000
FF
R 110 0101 0
R 111 0101 80
R
111 0110 80
R
111 0111 80
R/W
100
0001
0
R/W
100
0010
0
R/W 100 0011 0
R/W 110 0100
0
Indexed Indirect Registers
RDCR Receive Data Count Register
R
000 0111
0
RDR
Receiver Data Register
R
111 1000
0
RCSR Receiver Character Status Register
R 111 1010 0
TDR
Transmit Data Register
W
111 1011
0
EOSSR End Of Register
W
111 1111
0
NOTES:
1. Hex address for 8-bit processor.
2. Address for Intel-style processor, see the following description.
3. Address for Motorola-style processor, see the following description.
4. $ denotes address value.
$6B⁴
$66
$70
$71
$61
$62
$63
$40
$65
$75
$76
$77
$41
$42
$43
$64
$07
$78
$7A
$7B
$7F
$D6
$CC
$E0
$E2
$C2
$C4
$C6
$80
$CA
$EA
$EC
$EE
$82
$84
$86
$C8
$0E
$F0
$F4
$F6
$FE
$D7
98
$CD
98
$E1
100
$E3
100
$C3
100
$C5
101
$C7
101
$81
102
$CB
103
$EB
105
$ED
105
$EF
105
$83
106
$85
106
$87
106
$C9
107
$0F
108
$F1
109
$F5
110
$F7
111
$FF
111
94
Datasheet