CHAPTER 7 8-BIT TIMER/EVENT COUNTER 50
Preliminary User’s Manual U16846EJ1V0UD
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7.2 Configuration of 8-Bit Timer/Event Counter 50
8-bit timer/event counter 50 includes the following hardware.
Table 7-1. Configuration of 8-Bit Timer/Event Counter 50
Item Configuration
Timer register
8-bit timer counter 50 (TM50)
Register
8-bit timer compare register 50 (CR50)
Timer input
TI50
Timer output
TO50
Control registers
Timer clock selection register 50 (TCL50)
8-bit timer mode control register 50 (TMC50)
Port mode register 1 (PM1)
Port register 1 (P1)
(1) 8-bit timer counter 50 (TM50)
TM50 is an 8-bit register that counts the count pulses and is read-only.
The counter is incremented is synchronization with the rising edge of the count clock.
Figure 7-2. Format of 8-Bit Timer Counter 50 (TM50)
Symbol
TM50
Address: FF16H After reset: 00H R
In the following situations, the count value is cleared to 00H.
<1> RESET input
<2> When TCE50 is cleared
<3> When TM50 and CR50 match in clear & start mode if this mode was entered upon a match of TM50 and
CR50 values.