Atrie BUB-204B, Operation Manual

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4.2.3 Changing Transport Interface
To change to USB:
1. Change the Host Interface.
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Select the Host Interface PS Key (505 PSKEY_HOST_INTERFACE).
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Set to USB link using the pull-down menu.
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Click on
Set
to update the Persistent Store.
2. Set D+ Pull-Up
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Select the USB d+ Pull-up PIO Line PS Key (720 PSKEY_USB_PIO_PULLUP).
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Set the key to the PIO output that drives the USB D+ pull-up resistor. This is PIO[2] on Casira
modules. This key should be set to 0x02 . If no value is present, then no pull-up is used. PIO[0]
is used if the value is 0x00 .
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Click on
Set
to update the Persistent Store.
3. Reset BlueCore.
The module is now configured for USB mode.
To change to BCSP:
1. Change the Host Interface.
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Select the Host Interface PS Key (505 PSKEY_HOST_INTERFACE).
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Set to UART link running BCSP using the pull-down menu.
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Click on
Set
to update the Persistent Store.
2. Configure the UART interface.
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Select the PSKEY UART configuration bitfield (517 PSKEY_UART_CONFIG).
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Set this value to 6 .
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Click on
Set
to update the Persistent Store.
3. Set baud rate.
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Select the UART baud rate PS Key (516 PSKEY_UART_BAUD_RATE).
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Set to the required baud rate (e.g., 115.2 kbaud).
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Click on
Set
to update the Persistent Store.
4. Reset BlueCore.
This configures the BlueCore module to use BCSP over the UART.
The UART configuration Bitfiled key is a presentation key. Setting this to 6 configures the following keys:
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UART: Stop Bits PS Key to One stop bit
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UART: Parity Bit PS Key to Even Parity
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UART: Hardware Flow Control? PS Key to Disabled
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UART: RTS Asserted? PS Key to False
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UART: Enable BCSP-specific hardware PS Key to Enabled