uPD789871 Subseries 8-Bit Single-Chip Microcontrollers PUM
uPD789871 Subseries 8-Bit Single-Chip Microcontrollers PUM
uPD789871 Subseries 8-Bit Single-Chip Microcontrollers PUM
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7.2 8-<strong>Bit</strong> Timer Configuration<br />
The 8-bit timer consists of the following hardware.<br />
CHAPTER 7 8-BIT TIMER<br />
Table 7-3. Configuration of 8-<strong>Bit</strong> Timer<br />
Item Configuration<br />
Timer counter 8 bits × 2 (TM80 and TM81)<br />
Register Compare register: 8 bits × 2 (CR80 and CR81)<br />
Control register 8-bit timer mode control registers 80 and 81 (TMC80 and TMC81)<br />
fX/22 fX/26 fX/24 Selector<br />
2<br />
Figure 7-1. Block Diagram of 8-<strong>Bit</strong> Timer 80<br />
8-bit compare register 80<br />
(CR80)<br />
Match<br />
8-bit timer counter 80<br />
(TM80)<br />
Clear<br />
Selector<br />
Internal bus<br />
TCE80 TCL801 TCL800<br />
Internal bus<br />
8-bit timer mode control register 80 (TMC80)<br />
INTTM80<br />
Preliminary User’s Manual U14938EJ1V0UM 81
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