Number Of Dtc Execution States - Hitachi H8S/2646 Hardware Manual

ø
DTC activation
request
DTC
request
Address
Figure 8-12 DTC Operation Timing (Example of Chain Transfer)
8.3.10

Number of DTC Execution States

Table 8-8 lists execution statuses for a single DTC data transfer, and table 8-9 shows the number
of states required for each execution status.
Table 8-8 DTC Execution Statuses
Vector Read
Mode I
Normal 1
Repeat 1
Block transfer 1
206
Data transfer
Vector read
Transfer
information
read
Register Information
Read/Write
J
6
6
6
Read Write
Transfer Transfer
information information
write
Data Read
K
1
1
N
N: Block size (initial setting of CRAH and CRAL)
Data transfer
Read Write
Transfer
information
read write
Internal
Data Write Operations
L M
1 3
1 3
N 3