SH7047 Datasheet, PDF (163/764 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTMRISC engine Family/SH7000 Series

Normal Mode: Performs the transfer of one byte, one word, or one longword for each activation.
The total transfer count is 1 to 65536. Once the specified number of transfers have ended, a CPU
interrupt can be requested.
Table 8.2 Normal Mode Register Functions
Register
DTMR
DTCRA
DTSAR
DTDAR
Values Written Back upon a Transfer Information Write
Function
When DTCRA is other than 1 When DTCRA is 1
Operation mode
control
DTMR
DTMR
Transfer count
DTCRA – 1
DTCRA – 1 (= H'0000)
Transfer source
address
Increment/decrement/fixed
Increment/decrement/fixed
Transfer destination Increment/decrement/fixed
address
Increment/decrement/fixed
DTSAR
Transfer
DTDAR
Figure 8.6 Memory Mapping in Normal Mode
Rev. 2.00, 09/04, page 123 of 720