Chapter 8 8-Bit Timer/Event Counters 50 And 51; Functions Of 8-Bit Timer/Event Counters 50 And 51; Configuration Of 8-Bit Timer/Event Counters 50 And 51 - NEC 78K0 Series User Manual

CHAPTER 8 8-BIT TIMER/EVENT COUNTERS 50 AND 51

8.1 Functions of 8-Bit Timer/Event Counters 50 and 51

8-bit timer/event counters 50 and 51 have the following functions.
• Interval timer
• External event counter
• Square-wave output
• PWM output

8.2 Configuration of 8-Bit Timer/Event Counters 50 and 51

8-bit timer/event counters 50 and 51 include the following hardware.
Table 8-1. Configuration of 8-Bit Timer/Event Counters 50 and 51
Item
Timer register
Register
Timer input
Timer output
Control registers
Figures 8-1 and 8-2 show the block diagrams of 8-bit timer/event counters 50 and 51.
8-bit timer counter 5n (TM5n)
8-bit timer compare register 5n (CR5n)
TI5n
TO5n
Timer clock selection register 5n (TCL5n)
8-bit timer mode control register 5n (TMC5n)
Port mode register 1 (PM1) or port mode register 3 (PM3)
Port register 1 (P1) or port register 3 (P3)
Preliminary User's Manual U17260EJ3V1UD
Configuration
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