peb20532 Infineon Technologies Corporation, peb20532 Datasheet - Page 5
peb20532
Manufacturer Part Number
peb20532
Description
2 Channel Serial Optimized Communication Controller
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PEB20532.pdf
(282 pages)
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Table of Contents
1
1.1
1.2
1.3
1.3.1
1.3.2
1.4
1.4.1
1.4.2
2
2.1
2.2
3
3.1
3.2
3.2.1
3.2.2
3.2.2.1
3.2.2.2
3.2.2.3
3.2.3
3.2.3.1
3.2.3.2
3.2.3.3
3.2.3.4
3.2.3.5
3.2.3.6
3.2.3.7
3.2.3.8
3.2.3.9
3.2.4
3.2.5
3.2.6
3.2.7
3.2.8
3.2.9
3.2.10
3.2.11
3.2.12
3.2.13
3.2.13.1
Data Sheet
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Typical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Differences between SEROCCO-M and the ESCC Family . . . . . . . . . . . . 26
Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Pin Diagram P-TQFP-100-3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Pin Definitions and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Serial Communication Controller (SCC) . . . . . . . . . . . . . . . . . . . . . . . . . . 42
System Integration Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Serial Configuration Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Enhancements to the ESCC Serial Core . . . . . . . . . . . . . . . . . . . . . . . . 26
Simplifications to the ESCC Serial Core . . . . . . . . . . . . . . . . . . . . . . . . 26
Protocol Modes Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
SCC FIFOs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Clocking System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Baud Rate Generator (BRG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Clock Recovery (DPLL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
SCC Timer Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
SCC Serial Bus Configuration Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Serial Bus Access Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Serial Bus Collisions and Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Serial Bus Access Priority Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Serial Bus Configuration Timing Modes . . . . . . . . . . . . . . . . . . . . . . . . 73
Functions Of Signal RTS in HDLC Mode . . . . . . . . . . . . . . . . . . . . . . . . 73
Data Encoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
SCC Transmit FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
SCC Receive FIFO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
SCC FIFO Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Clock Mode 0 (0a/0b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Clock Mode 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Clock Mode 2 (2a/2b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Clock Mode 3 (3a/3b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Clock Mode 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Clock Mode 5a (Time Slot Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Clock Mode 5b (Octet Sync Mode) . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Clock Mode 6 (6a/6b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Clock Mode 7 (7a/7b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
NRZ and NRZI Encoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
5
PEB 20532
PEF 20532
2000-09-14
Page
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