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Renesas RA4M2 Engineering Manual
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Renesas VUI Reference Solution
VOICE-RA4E1
Engineering Man
ual
VOICE-RA4E1 En
gineering Manual
Rev.
1.0
Page
6
of 14
June 2022
●
Clock trim function fo
r HOCO/MOCO/LO
CO
•
General-Purpose I/O
Ports
•
5V tolerance, open dra
in, input pull
-up, switchabl
e driving ability
•
Operating Voltage
•
VCC: 2.7 to 3.6 V
6.
Kit Architecture
6.1
Sy
stem Block Diagram
Figure 2. System Blo
ck Diagram
6
8
Table of Contents
Table of Contents
2
Overview
4
Kit Contents
4
Kit Ordering Information
4
Figure 1. VOICE-RA4E1 Kit Contents
4
Kit Peripheral Features
5
MCU Feature Support
5
Kit Architecture
7
System Block Diagram
7
Figure 2. System Block Diagram
7
Jumper Settings
8
Traditional Pin Header Jumpers
8
Copper Jumpers
8
Figure 3. Copper Jumpers
8
Table 1. Default Jumper Settings
8
MCU Port Mapping
9
Table 2. Default Copper Jumper Settings
9
Table 3. MCU Port Assignments
9
Implementation Details
10
QSPI nor Flash
10
Pmod
10
Figure 4. PMOD Connector
10
Table 4. QSPI Flash Port Assignments
10
Table 5. PMOD Port Assignments (J15)
10
Microphones
11
Audio out
11
Leds
11
Table 6. Analog MEMS Microphone Left Channel (M2) Port Assignments
11
Table 7. Analog MEMS Microphone Right Channel (M3) Port Assignments
11
Table 8. Digital I2S MEMS Microphone Left Channel (M1) Port Assignments
11
Table 10. Headphone Jack Pin Assignments
11
Table 11. User LED Port Assignments
11
Buttons
12
Debug
12
Table 12. User Button Port Assignment (S1)
12
Table 13. Jumper Connection Summary for Different Debug
12
Table 14. Debug USB Connector
12
Table 15. 10-Pin JTAG/SWD Connector (J8)
13
Table 16. 20-Pin JTAG/SWD Connector (J9)
13
Table 17. Debug Port Signal Assignments
13
Power
14
Usb
14
Figure 5. VOICE-RA4E1 Power Block Diagram
14
Table 18. USB Full Speed / USB Type-C Signal Assignments (J1)
14
Certifications
15
Revision History
15
Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual
17
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Renesas RA4M2 Specifications
General
Brand
Renesas
Model
RA4M2
Category
Motherboard
Language
English
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