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Elmos Semiconductor AG

Data Sheet

QM-No.: 25DS0046E.03

PRODUCTION DATA - JAN 15, 2015

Elmos Semiconductor AG reserves the right to change the detail specifications as may be required to permit improvements in the design of its products.

KNX/ EIB TRANSCEIVER

E981.03

Via SPI the host is able to read all addresses in the ranges 0x000 ... 0x27F and 0x300-3FF.

Write access is allowed in the address range 0x000 ... 0x17F and 0x200 to 0x27F, except:

• UART_STAT (0x2A0)

• UART_RX (0x2A3)

• UART_TX (0x2A4)

Figure 11. SPI read accesses

Figure 12. SPI write accesses