r4f2456 Renesas Electronics Corporation., r4f2456 Datasheet - Page 852

• Manufacturer Part Number: r4f2456
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 14 Watchdog Timer (WDT)
(2)
These registers are read in the same way as other registers. The read addresses are H'FFBC for
TCSR, H'FFBD for TCNT, and H'FFBF for RSTCSR.
Rev. 1.00 Sep. 19, 2008 Page 822 of 1342
REJ09B0467-0100
Reading TCNT, TCSR, and RSTCSR
Address: H'FFBC (TCNT)
Address: H'FFBC (TCSR)
Address: H'FFBE (RSTCSR)
Address: H'FFBE (RSTCSR)
Figure 14.4 Writing to TCNT, TCSR, and RSTCSR
TCNT write or
Writing to RSTE bit in RSTCSR
H'FFBE (RSTCSR)
TCSR write
Writing 0 to WOVF bit in RSTCSR
Writing to RSTE bit in RSTCSR
15
15
15
15
H'5A
H'A5
H'A5
H'5A
8
8
8
8
7
7
7
7
Write data
Write data
Write data
H'00
0
0
0
0