Altera User Flash Memory - Manual (Page 31)

ALTUFM_I2C Ports
Input Ports
Table 26: ALTUFM_I2C Input Ports
Comments Description Required Port Name
(1) Input port that specifies the
LSB (bit 0) of the 7-bit
device address. Yes a0
(1) Input port that specifies the
first bit of the 7-bit device
address. Yes a1
(1) Input port that specifies the
second bit of the 7-bit
device address. Yes
a2
If wp port is set to 1, the
memory is write
protected and erase and
write are disabled. Write protect input port. No
wp
Note to Table 3–9:
1. This port can be used to vary the device address allocated to the ALTUFM_I2C IP core.
Output Ports
Table 27: ALTUFM_I2C Output Ports
Comments Description Required Port Name
The osc port can be used
to access the UFM
internal oscillator. The
oscillator can be used as
a general-purpose clock
for other logic circuitry. Oscillator output port. No osc
Bidirectional Ports
Table 28: ALTUFM_I2C Bidirectional Ports
Comments Description Required Port Name
Clock from master to
slave. Bidirectional clock port. Yes scl
Altera Corporation Altera User Flash Memory (ALTUFM) IP Core User Guide
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31 ALTUFM_I2C Ports
UG-040105
2014.08.18