Setup Register 3 (Sr3); Setup Register 4 (Sr4) (Read/Write) - Texas Instruments OMAP5910 Technical Reference Manual

MicroWire Interface
Table 7–32. Setup Register 3 (SR3)
Bit Name
2–1 CK_FREQ
0 CLK_EN
Note: Content of this register must not be changed when a read or write process is running.
Table 7–33. Setup Register 4 (SR4) (Read/Write)
Bit Name
0 CLK_IN
Note: Content of this register must not be changed when a read or write process is running.
7-36
This register sets up the serial interface for the internal clock.
Value Function
Defines the frequency of the internal clock, F_INT, when
CLK_EN = 1. All the internal logic is controlled by F_INT
(F is the frequency of the external input clock).
00 ARMOXR_CK/2
01 ARMOXR_CK/4
10 ARMOXR_CK/7
11 ARMOXR_CK/10
0 Switch off the clock if 0.
1 Switch on the clock if 1.
This register sets up the serial clock polarity.
Function
Serial clock is not inverted if 0.
Serial clock is inverted if 1.
Reset
Value
00
0
Reset
Value
0