SiFive FE310-G000 Manual
Version 1.0.1
c SiFive, Inc.
2
SiFive FE310-G000 Manual, Version 1.0.1
SiFive FE310-G000 Manual
Proprietary Notice
Copyright c 2016, SiFive Inc. All rights reserved.
Information in this document is provided “as is”, with all faults.
SiFive expressly disclaims all warranties, representations and conditions of any kind, whether ex-
press or implied, including, but not limited to, the implied warranties or conditions of merchantabil-
ity, fitness for a particular purpose and non-infringement.
SiFive does not assume any liability rising out of the application or use of any product or circuit, and
specifically disclaims any and all liability, including without limitation indirect, incidental, special,
exemplary, or consequential damages.
SiFive reserves the right to make changes without further notice to any products herein.
Release Information
Version
1.0.1
Date
December 20, 2016
Changes
Add QFN48 Package Pinout,
add Configuration String, re-
name chip to FE310-G000
HiFive1 release
1.0
November 29, 2016
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SiFive FE310-G000 Manual, Version 1.0.1
Contents
SiFive FE310-G000 Manual
1
Introduction
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
1.10
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E31 Coreplex Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CLINT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PLIC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
JTAG Connections
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Debug Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Quad-SPI Flash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GPIO Complex
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Always-On (AON) Block
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1
1
1
2
2
2
2
3
3
3
3
5
5
7
9
11
Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2
FE310-G000 Pins
2.1
FE310-G000 Pinmux . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3
4
5
FE310-G000 Memory Map
FE310-G000 Interrupts
FE310-G000 Boot
5.1
5.1.1
5.1.2
5.1.3
5.1.4
5.2
Non-volatile Code Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Gate ROM (GROM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mask ROM (MROM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
One-Time Programmable (OTP) Memory . . . . . . . . . . . . . . . . . 11
Quad SPI Flash Controller (QSPI) . . . . . . . . . . . . . . . . . . . . . 12
Boot Scenarios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
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