Figure A-15 I2C Block Diagram - ARM Versatile/IT1 User Manual

Z206, I2C1_nCS
Z210, I2C1_nINT
Z[205:204], I2C_A[1:0]
Z[202:195], I2C_D[7:0]
Z209, I2C_nWR
Z208, I2C_nRD
Z203, I2C_nRST
Z207, I2C2_nCS
Z211, I2C2_nINT
ARM DUI 0188C
3V3
3V3
3V3
3V3
3.3V
S1-6
Figure A-16 on page A-18 shows the JTAG logic.
Note
Remove resistor R1 to use the JTAG connector on the Interface tile.
Copyright © 2004-2007. ARM Limited. All rights reserved.
PCA9564PW
(U4)
PCA9564PW
(U6)

Figure A-15 I2C block diagram

Signals and Pinouts
3.3V
10K
I2C1_SDA
I2C1_SCL
3.3V
10K
I2C2_SDA
I2C2_SCL
A-17