
PCA9698
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NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 3 — 3 August 2010
25 of 48
NXP Semiconductors
PCA9698
40-bit Fm+ I2C-bus advanced I/O port with RESET, OE and INT
8.4 Bus transactions
Data is transmitted to the PCA9698 registers using ‘Write Byte’ transfers (see
Figure 15,Data is read from the PCA9698 registers using ‘Read Byte’ and ‘Receive Byte’ transfers