Fujitsu F2MC-16LX Hardware Manual page 421

[Bits 11, 10, 9, 8] DIV3, DIV2, DIV1, DIV0: DIVide3 to 0
These bits are used to determine the division ratios of the machine clocks.
DIV3 to 0 Division Ratio
0000 Division by 1
B
0001 Division by 2
B
0010 Division by 3
B
0011 Division by 4
B
0100 Division by 5
B
0101 Division by 6
B
0110 Division by 7
B
0111 Division by 8
B
Note:
• When changing the clock division factor, allow for a clock stabilization time of two clock
cycles before data transfer.
• The use of the clock division ratio 1/1 (CS2 to CS0 = 000
prohibited.
CHAPTER 21 UART
) during synchronous transfer is
B
405