28-16
MB86R02 ‘Jade-D’ Hardware Manual V1.64
28.7 UART operation
28.7.1 Example of initial setting
Set DLAB bi t of l i ne cont rol regi st er
Set l ow order f requency di vi di ng l at ch
Set hi gh order f requency di vi di ng l at ch
1.
2.
3.
4.
Reset DLAB bi t of l i ne cont rol regi st er
Set t ransmissi on/recept i on f ormat i n l i ne cont rol regi st er
Set i nt errupt enabl e regi st er
5.
6.
Reset
End
Figure 28-2 Example of initial setting
1.
After the power-on, macro's each output pin is undefined. Each output pin level becomes
the one shown in the table of chapter 5 by inputting "L" to reset (MR) pin.
2.
Divider latch is able to be accessed by setting "1" to DLAB bit in the Line control register
(LCR register.)
3.
Set baud rate clock (refer to "28.6.11 Divider latch register (URTxDLL&URTxDLM)".)
4.
Set "0" to DLAB bit in the Line control register.
5.
Set transmission/reception format by setting the Line control register.
6.
Control each interrupt by setting the Interrupt enable register (IER register.)
Summary of Contents for MB86R02
Page 24: ...MB86R02 Jade D Hardware Manual V1 64 ...
Page 76: ...3 2 MB86R02 Jade D Hardware Manual V1 64 Figure 3 1 Memory map 1 ...
Page 77: ...3 3 MB86R02 Jade D Hardware Manual V1 64 Figure 3 2 Memory map 2 ...
Page 167: ...8 8 MB86R02 Jade D Hardware Manual V1 64 ...
Page 214: ...11 7 MB86R02 Jade D Hardware Manual V1 64 15 16 cycles initial value ...
Page 497: ...18 139 MB86R02 Jade D Hardware Manual V1 64 VSYNC is output 1 dot clock faster than HSYNC ...
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Page 682: ...22 2 MB86R02 Jade D Hardware Manual V1 00 FUJITSU PROPRIETARY AND CONFIDENTIAL ...
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