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SAMD21J Datasheet(PDF) 29 Page - Microchip Technology

Part # SAMD21J
Description  32-bit ARM-Based Microcontrollers
PDF  59 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

SAMD21J Datasheet(HTML) 29 Page - Microchip Technology

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7.4
High-Speed Bus System
7.4.1
Features
High-Speed Bus Matrix has the following features:
•
Symmetric crossbar bus switch implementation
•
Allows concurrent accesses from different masters to different slaves
•
32-bit data bus
•
Operation at a one-to-one clock frequency with the bus masters
7.4.2
Configuration
CM0+
0
DSU
1
High-Speed Bus SLAVES
0
1
2
3
4
6
SRAM
DSU
1
MTB
USB
DMAC WB
DMAC Fetch
DSU
2
DMAC Data
4
5
0
1
2
3
6
5
SLAVE ID
SRAM PORT ID
MASTER ID
Table 7-4. Bus Matrix Masters
Bus Matrix Masters
Master ID
CM0+ - Cortex M0+ Processor
0
DSU - Device Service Unit
1
32-bit ARM-Based Microcontrollers
© 2017 Microchip Technology Inc.
Datasheet Summary
40001884A-page 29



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