Renesas RA4 Series Engineering Manual

Renesas VUI Reference Solution VOICE-RA4E1 Engineering Manual
VOICE-RA4E1 Engineering Manual Rev.1.0 Page
12
of 14
June 2022
Table 14. 10-pin JTAG/SWD Connector (J8)
Pin
JTAG Pin Name
SWD Pin Name
Signal/Bus
J9-1
Vtref
Vtref
+3V3
J9-2
TMS
SWDIO
P108/SWDIO
J9-3
GND
GND
GND
J9-4
TCK
SWCLK
P300/SWCLK
J9-5
GND
GND
GND
J9-6
TDO
P109
J9-7
Key
Key
N.C.
J9-8
TDI
P110
J9-9
GND Detect
GND Detect
GND
J9-10
nSRST
nSRST
RESET#
Table 15. 20-pin JTAG/SWD Connector (J9)
Pin
JTAG Pin Name
SWD Pin Name
Signal/Bus
J9-1
Vtref
Vtref
+3V3
J9-2
TMS
SWDIO
P108/SWDIO
J9-3
GND
GND
GND
J9-4
TCK
SWCLK
P300/SWCLK
J9-5
GND
GND
GND
J9-6
TDO
P109
J9-7
Key
Key
N.C.
J9-8
TDI
P110
J9-9
GND Detect
GND Detect
GND
J9-10
nSRST
nSRST
RESET#
J9-11
GND
GND
GND
J9-12
N/A
N/A
N.C.
J9-13
GND
GND
GND
J9-14
N/A
N/A
N.C.
J9-15
GND
GND
GND
J9-16
N/A
N/A
N.C.
J9-17
GND
GND
GND
J9-18
N/A
N/A
N.C.
J9-19
N/A
N/A
GND
J9-20
N/A
N/A
N.C.
Table 16. Debug Port Signal Assignments
RA4E1 MCU Port
Debug signal usage
P108
TMS/SWDIO
P109
TDO
P110
TDI
P300
TCK/SWCLK

Renesas RA4 Series Specifications

General

Microcontroller Core	Arm Cortex-M4
Operating Voltage	1.6 V to 5.5 V
Operating Temperature	-40°C to +85°C
ADC	12-bit
DAC	12-bit
Communication Interfaces	UART, SPI, I2C, USB, CAN
Package	LQFP, QFN, BGA
Analog Features	Comparators
Maximum CPU Clock Speed	48 MHz