PEB20542 Datasheet PDF - Infineon Technologies AG
| Part Number | PEB20542 | |
| Description | 2 Channel Serial Optimized Communication Controller with DMA | |
| Manufacturers | Infineon Technologies AG | |
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Data Sheet, DS 1, Sep. 2000
SEROCCO-D
2 Channel Serial Optimized
Communication Controller with
DMA
PEB 20542 Version 1.2
PEF 20542 Version 1.2
Datacom
Never stop thinking.
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PEB 20542
PEF 20542
Table of Contents
Page
1
1.1
1.2
1.3
1.3.1
1.3.2
1.4
1.4.1
1.4.2
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Typical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
System Integration Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Serial Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Differences between SEROCCO-D and the ESCC Family . . . . . . . . . . . . 27
Enhancements to the ESCC Serial Core . . . . . . . . . . . . . . . . . . . . . . . . 27
Simplifications to the ESCC Serial Core . . . . . . . . . . . . . . . . . . . . . . . . 27
2 Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2.1 Pin Diagram P-TQFP-144-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2.2 Pin Definitions and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
3 Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
3.1 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
3.2 Serial Communication Controller (SCC) . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3.2.1
Protocol Modes Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3.2.2
SCC FIFOs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3.2.2.1
SCC Transmit FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.2.2.2
SCC Receive FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
3.2.2.3
SCC FIFO Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.2.3
Clocking System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.2.3.1
Clock Mode 0 (0a/0b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
3.2.3.2
Clock Mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
3.2.3.3
Clock Mode 2 (2a/2b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
3.2.3.4
Clock Mode 3 (3a/3b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
3.2.3.5
Clock Mode 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
3.2.3.6
Clock Mode 5a (Time Slot Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
3.2.3.7
Clock Mode 5b (Octet Sync Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . 64
3.2.3.8
Clock Mode 6 (6a/6b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
3.2.3.9
Clock Mode 7 (7a/7b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
3.2.4
Baud Rate Generator (BRG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
3.2.5
Clock Recovery (DPLL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
3.2.6
SCC Timer Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
3.2.7
SCC Serial Bus Configuration Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
3.2.8
Serial Bus Access Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
3.2.9
Serial Bus Collisions and Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
3.2.10
Serial Bus Access Priority Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
3.2.11
Serial Bus Configuration Timing Modes . . . . . . . . . . . . . . . . . . . . . . . . 75
3.2.12
Functions Of Signal RTS in HDLC Mode . . . . . . . . . . . . . . . . . . . . . . . . 75
3.2.13
Data Encoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
3.2.13.1
NRZ and NRZI Encoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Data Sheet 5 2000-09-14
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Part DetailsOn this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for PEB20542 electronic component. |
| Information | Total 30 Pages | |
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| Download | [ PEB20542.PDF Datasheet ] | |
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