Module Revision Register (Low Bytes) (I2C_Revnb_Lo); Module Revision Register (Low Bytes) (I2C_Revnb_Lo) Field Descriptions - Texas Instruments TMS320C6A816 Series Technical Reference Manual

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Address Offset Acronym
B0h I2C_PSC
B4h I2C_SCLL
B8h I2C_SCLH
BCh I2C_SYSTEST
C0h I2C_BUFSTAT
C4h I2C_OA1
C8h I2C_OA2
CCh I2C_OA3
D0h I2C_ACTOA
D4h I2C_SBLOCK

7.3.1 Module Revision Register (LOW BYTES) (I2C_REVNB_LO)

This read-only register contains the hard-coded revision number of the module. A write to this register
has no effect.
NOTE:
• I2C controller with interrupt using interrupt vector register (I2C_IV) is revision 1.x.
• I2C controller with interrupt using status register bits (I2C_IRQSTATUS_RAW) is
revision 2.x.
Figure 7-14. Module Revision Register (LOW BYTES) (I2C_REVNB_LO)
31
15
RTL
R-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 7-4. Module Revision Register (LOW BYTES) (I2C_REVNB_LO) Field Descriptions
Bit Field
31-16 Reserved
15-11 RTL
10-8 MAJOR
7-6 CUSTOM
5-0 MINOR
SPRUGX9 – 15 April 2011
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Preliminary
Table 7-3. I2C Registers (continued)
Register Name
I2C Clock Prescaler Register
I2C SCL Low Time Register
I2C SCL High Time Register
System Test Register
I2C Buffer Status Register
I2C Own Address 1 Register
I2C Own Address 2 Register
I2C Own Address 3 Register
Active Own Address Register
I2C Clock Blocking Enable Register
Reserved
11 10
MAJOR
R-0
Value Description
0 Reserved
0-1Fh RTL version.
0-7h Major Revision.
This field changes when there is a major feature change.
This field does not change due to bug fix, or minor feature change.
0-3h Indicates a special version for a particular device. Consequence of use may avoid use of
standard Chip Support Library (CSL) / Drivers.
0 if non-custom.
0-3Fh Minor Revision
This field changes when features are scaled up or down.
This field does not change due to bug fix, or major feature change.
© 2011, Texas Instruments Incorporated
R-0
8 7 6
CUSTOM
R-0
Inter-Integrated Circuit (I2C) Controller Module
Registers
Section
Section 7.3.23
Section 7.3.24
Section 7.3.25
Section 7.3.26
Section 7.3.27
Section 7.3.28
Section 7.3.29
Section 7.3.30
Section 7.3.31
Section 7.3.32
5
MINOR
R-2h
16
0
859