upd78f0124m6gba1-8et Renesas Electronics Corporation., upd78f0124m6gba1-8et Datasheet - Page 197
upd78f0124m6gba1-8et
Manufacturer Part Number
upd78f0124m6gba1-8et
Description
8-bit Single-chip Microcontrollers
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD78F0124M6GBA1-8ET.pdf
(545 pages)
- Current page: 197 of 545
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(2) Timing chart
8-bit timer counter Hn
<1> The count operation is enabled by setting the TMHEn bit to 1. The count clock starts counting no more than
<2> When the values of 8-bit timer counter Hn and the CMP0n register match, the value of 8-bit timer counter Hn
<3> The INTTMHn signal and TOHn output become inactive by clearing the TMHEn bit to 0 during timer Hn
Remark n = 0, 1
The timing of the interval timer/square-wave output operation is shown below.
Count clock
1 clock after the operation is enabled.
is cleared, the TOHn output level is inverted, and the INTTMHn signal is output.
operation. If these are inactive from the first, the level is retained.
INTTMHn
CMP0n
TMHEn
N = 01H to FEH
TOHn
Figure 8-10. Timing of Interval Timer/Square-Wave Output Operation (1/2)
<1>
00H
Count start
01H
CHAPTER 8 8-BIT TIMERS H0 AND H1
User’s Manual U16315EJ3V1UD
match interrupt occurrence,
8-bit timer counter Hn clear
(a) Basic operation
Level inversion,
N
N
<2>
Clear
00H
01H
Interval time
match interrupt occurrence,
8-bit timer counter Hn clear
Level inversion,
N
<2>
Clear
00H
01H 00H
<3>
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