Rev. 0, 07/98, page i of 11
Contents
Section 1
1.1
1.2
1.3
1.4
1.5
Overview
...........................................................................................................
Overview............................................................................................................................
Features..............................................................................................................................
Basic Functions..................................................................................................................
Block Diagram...................................................................................................................
Protocol Support................................................................................................................
1.5.1
Asynchronous Mode ............................................................................................
1.5.2
Byte-Synchronous Mode......................................................................................
1.5.3
Bit-Synchronous Mode ........................................................................................
Built-In Registers...............................................................................................................
1.6.1
Low-Power Mode Control Registers....................................................................
1.6.2
Interrupt Control Registers...................................................................................
1.6.3
MSCI Registers....................................................................................................
1.6.4
DMAC Registers common to channels 0 to 3......................................................
1.6.5
DMA Registers provided separately for channels 0 to 3......................................
1.6.6
Timer Registers....................................................................................................
1.6.7
Wait Controller Registers.....................................................................................
General Description of Functions......................................................................................
1.7.1
Operating Modes of Serial Section ......................................................................
1.7.2
Transmission Formats..........................................................................................
1.7.3
Transmission Error Detection ..............................................................................
1.7.4
Transmission Codes..............................................................................................
1.7.5
Transmit/Receive Clock Selection.......................................................................
1.7.6
Maximum Bit Rates..............................................................................................
1.7.7
Transmitter ...........................................................................................................
1.7.8
Receiver................................................................................................................
1.7.9
DMAC..................................................................................................................
1.7.10 DMA Buffer Chaining..........................................................................................
1.7.11 Descriptor Structure..............................................................................................
1.7.12 Bus Arbiter ...........................................................................................................
1.7.13 Interrupt Control...................................................................................................
1.7.14 Timers...................................................................................................................
1.7.15 Wait Controller.....................................................................................................
1
1
1
2
4
8
8
9
9
1.6
10
10
10
11
12
13
15
15
16
16
16
18
19
20
22
23
24
26
33
34
35
36
40
40
1.7
Section 2
2.1
2.2
Pin Arrangements and Functions
...............................................................
Pin Arrangements..............................................................................................................
Pin Functions.....................................................................................................................
41
41
43