HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 993

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

(2)
The bit rate is calculated by measuring the period of transfer of a low-level byte (H'00) from the
host. The bit rate can be changed by the command for a new bit rate selection. After the bit rate
has been adjusted, the boot program enters the inquiry and selection state. The bit-rate-adjustment
sequence is shown in figure 21.18.
Programming/erasing
Bit-Rate-Adjustment State
Operations for erasing
user MATs and user
Transition to
programming/erasing
wait
boot MATs
Programming
Operations for
Bit-rate-adjustment
programming
Inquiry/response
Figure 21.17 Boot Program States
state
wait
Reset
Section 21 Flash Memory (0.18-μm F-ZTAT Version)
inquiry and selection
Erasing
Inquiry
Operations for
Operations for
erasing
Rev.7.00 Mar. 18, 2009 page 925 of 1136
Checking
Response
Operations for
Operations for
response
checking
REJ09B0109-0700