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AT32F435 Series
ARTERY AT32F435 Series Start Guide
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2022.12.23
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A
p
pl
ication
Note
AT32F435/437
CRM
Start
Guide
Introduction
This applicat
ion note mainly
introduces:
1. How to
configure and m
odify the clock sourc
e code based on the
BSP_ V2.x.x provided by
Artery.
2. How to
use the accessary
clock configuration too
ls to set clock path a
nd parameters t
o generate
and use the
corresponding clock
code.
Applicable pro
ducts:
Part number
A
T
32F
435
xx
A
T
32F
437
xx
2
Table of Contents
Table of Contents
2
Overview
6
Clock Tree
7
Figure 1. Block Diagram of Clock
7
Code Configuration and Parsing
8
Functions
8
Clock Configuration
9
CRM Reset
9
Set Flash Clock Division
9
Clock Source Configuration
9
Figure 2. Clock Configuration Process
9
PLL Configuration
10
Set Bus Frequency Division
11
Switch System Clock
11
Update Core Frequency
12
Example of Clock Configuration
12
Clock Configuration Tools
14
Environment Requirement
14
Installation
14
Function Overview
14
Figure 3. Startup Interface
14
Menu Bar
15
Create Configuration Project
15
Figure 4. Configuration Interface
15
Figure 5. Menu Bar
15
Clock Configuration Interface
16
Figure 6. Select MCU
16
Figure 7. Clock Configuration Interface
16
Figure 8. Clock Configuration Block
17
Generate Code
18
Notes
19
Modification of HEXT
19
Usage of Tools
19
Application Case 1: Switch System Clock
20
Introduction
20
Resources
20
Software Design
20
Test Result
22
Application Case 2: Clock Fail Detector
23
Introduction
23
Resources
23
Software Design
23
Test Result
25
Application Case 3: Calculation of PLL Parameters
26
Introduction
26
Resources
26
Software Design
26
Test Result
27
Revision History
28
Other manuals for ARTERY AT32F435 Series
Reference Manual
708 pages
Get Started Guide
25 pages
5
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ARTERY AT32F435 Series Specifications
General
Series
AT32F435
Core
ARM Cortex-M4
DAC
12-bit, 2 channels
Communication Interfaces
USB, USART, SPI, I2C, CAN
Package
LQFP, QFN
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