Renesas RYZ012x1, Quick Start Manual, Page: 5 / 11

Renesas RYZ012x1 RYZ012A1 Pmod™ Expansion Board – Quick Start Guide
R21QS0002EG0100 Rev.1.00 Page 5 of 9
Feb.14.22
1. Product Overview
This Pmod™ expansion board provides a quick and easy way to interface with the RYZ012A1 module.
More information about this module can be found on the Renesas website:
https://www.renesas.com/eu/en/products/interface-connectivity/wireless-communications/bluetooth-low-
energy-modules/ryz012x1-bluetooth-le-module
2. Pmod™ Interface
2.1 Overview
The RYZ012A1 Bluetooth Low Energy Pmod™ expansion board provides an interface using a 12-pin
Digilent Pmod™ compatible connector (CN1).
This provides access to:
•
A high-speed UART interface (MSTR_CTS)
•
An SPI interface (MSTR_SS)
•
A mode reset pin (NRST)
•
VDD and GND connections for module power
Pmod™ is registered to Digilent Inc. and its specification can be found at the link below:
https://digilent.com/reference/pmod/start
2.2 Pin Diagram
Figure 1 . Pin Diagram
2.3 Pin Descriptions and Directions
Table 1. Pin Descriptions and Directions
Pin Number Pin Name Description Direction
1 MSTR_CTS/SS SPI SS / UART CTS UART CTS output, or SPI SS output
2 MSTR_TX SPI DI / UART RX TX Input to Pmod
3 MSTR_RX SPI DO / UART TX RX Output from Pmod
4 MSTR_CK SPI CK / UART RTS CLK input to Pmod
5 GND GND NA
6 VDD 3.3 V NA
7 GPIO_IRQ INTERRUPT Input
8 NRST RESET Input