CD2401 Intel, CD2401 Datasheet - Page 169

• Manufacturer Part Number: CD2401
• Description: Multi-protocol Communications Controller
• Manufacturer: Intel

Index
A
abbreviations 13
absolute maximum ratings 157
AC electrical characteristics
acronyms 14
Addressing mode 94
Append mode 56
Async-HDLC/PPP mode 31, 102, 119, 122,
131
Asynchronous 96
Asynchronous DMA mode 57
Asynchronous mode 19, 27, 98, 101, 106, 120,
130
B
bit rate generation 58
BRG operation 58
buffer allocation 54
buffers and chaining 47
bus acquisition cycle 45, 46
bus arbitration 158
bus error handling 46
byte and word transfers 37
C
cascading 42
CLK/BUSCLK/RESET* Timing Relation-
ship 159
Clock mode 19
contexts and channels 38
conventions 13
cycles
Datasheet
bus arbitration 158
DMA read 158
DMA write 158
host read/write 158
interrupt acknowledge 159
D
data clock selection 65
data encoding 58, 64
DC electrical characteristics 157
DMA data transfer 45
DMA operation 44
DMA read 158
DMA write 158
DPLL mode 114
DPLL operation 58
E
electrical specifications 157
F
Fair Share scheme 42
FCS (frame check sequence) 68
FCS mode 100
FIFO and timer operations 43
Flow Control Transparency (FCT) mode 101
frame check sequence (FCS) 68
functional description 35
H
hardware configurations
hardware signals and IACK cycles 41
HDLC mode 27, 94, 96, 98, 100, 120, 129
bus acquisition 45, 46
hardware signals and IACK 41
host read 36
host read and write 35
host write 37
interrupt acknowledge 39
32-bit data bus 66
DMA connections 66
DTE and DCE interface 67
169