r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 284

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
Figure 16.2
• 8-bit timer with 8-bit prescaler in timer mode
• 16-bit timer in timer mode
Timer RB2 counter
Timer RB2 counter
The above diagram applies under the following conditions:
• TRBPRE register = 02h, TRBPR register = 01h
• TOCNT bit in TRBIOC register = 0 (waveform output)
• TCNT16 bit in TRBMR register = 0 (8-bit timer with 8-bit prescaler)
The above diagram applies under the following conditions:
• TRBPRE register = 02h, TRBPR register = 01h
• TOCNT bit in TRBIOC register = 0 (waveform output)
• TCNT16 bit in TRBMR register = 1 (16-bit timer)
Underflow signal
Interrupt request
Interrupt request
TRBCR register
TRBCR register
from timer RB2
TSTART bit in
TSTART bit in
Count source
Count source
Preliminary document
Specifications in this document are tentative and subject to change.
Operation Example in Timer Mode
prescaler
signal
signal
Set to 1 by a program
Set to 1 by a program
0102h
Count starts
Count starts
01h
0101h 0100h 00FFh 00FEh
Set to 0 by acknowledgment of an interrupt request or by a program
Set to 0 by acknowledgment of an interrupt request or by a program
Timer RB2 primary is reloaded
00h
• • • • •
Timer RB2 primary is reloaded
0001h 0000h 0102h 0101h 0100h 00FFh
01h
00h
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16. Timer RB2