1.2.2.2 Host MCU Board with mikroBUS Socket via mikroBUS Interface

The RNBD350 Add On Board can also be used by host MCU boards with mikroBUS sockets using the control interface. The following table shows how the pinout on the RNBD350 Add On Board mikroBUS interface corresponds to the pinout on the mikroBUS socket.

Table 1-3. RNBD350PE Connection to mikroBUS™ Interface
Pin No on mikroBUS™

Standard Pin on mikroBUS

Pin on RNBD350PE Module

Description

1ANPA9, UART MODE SWITCHUART mode switch
2RSTNMCLRRNBD350PE Module reset pin
3CSPA4, UART RTSRNBD350PE Module UART RTS
4SCKPA10, BT_STATUS_IND1Bluetooth® Low Energy status indication 1
5MISOPB8, BT_STATUS_IND2Bluetooth Low Energy status indication 2
6MOSIPB4, UART_TX_INDUART transmit indication from the RNBD350PE Module
73.3V—3.3V from host MCU socket
8GNDGNDGND
9GNDGNDGND
105V—NC
11SDA—NC
12SCL—NC
13RXPB6, UART RXDRNBD350PE Module UART RXD
14TXPA5, UART TXDRNBD350PE Module UART TXD
15INTPA6, UART CTSRNBD350PE Module UART CTS
16PWMPB9, UART RX INDICATIONUART RX indication to the RNBD350PE Module