MC-78F0712-KIT Renesas Electronics America, MC-78F0712-KIT Datasheet - Page 254

• Manufacturer Part Number: MC-78F0712-KIT
• Description: KIT REF SYSTEM 78K0 UPD78F0712
• Manufacturer: Renesas Electronics America

Specifications of MC-78F0712-KIT

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

15.4 Operations of Multiplier/Divider
15.4.1 Multiplication operation
252
Initial setting
1. Set operation data to multiplication/division data register A0L (MDA0L) and multiplication/division data
2. Set bits 0 (DMUSEL0) and 7 (DMUE) of multiplier/divider control register 0 (DMUC0) to 1. Operation
During operation
End of operation
Next operation
3. The operation will be completed when 16 internal clocks have been issued after the start of the
4. The operation result data is stored in the MDA0L and MDA0H registers.
5. DMUE is cleared to 0 (end of operation).
6. After the operation, an interrupt request signal (INTDMU) is generated.
7. To execute multiplication next, start from the initial setting in 15.4.1 Multiplication operation.
8. To execute division next, start from the initial setting in 15.4.2 Division operation.
register B0 (MDB0).
will start.
operation (intermediate data is stored in the MDA0L and MDA0H registers during operation, and
therefore the read values of these registers are not guaranteed).
CHAPTER 15 MULTIPLIER/DIVIDER
User’s Manual U17890EJ2V0UD