UPD78F1146AGB-GAH-AX Renesas Electronics America, UPD78F1146AGB-GAH-AX Datasheet - Page 550

• Manufacturer Part Number: UPD78F1146AGB-GAH-AX
• Description: MCU 16BIT 78K0R/KX3 64-LQFP
• Manufacturer: Renesas Electronics America
• Series: 78K0R/Kx3r

Specifications of UPD78F1146AGB-GAH-AX

• Core Processor: 78K/0R
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

13.3 Operation of Multiplier
reading the MULOH and MULOL registers after waiting for 1 clock. The result can also be obtained after 1 clock or
more has elapsed, even when fixing either of MULA or MULB and rewrite the other of these. The result can be read
without problem, regardless of
548
The result of the multiplication can be obtained by storing the values in the MULA and MULB registers and then
A source example is shown below.
Example
MOVW
MOVW
NOP
MOVW
PUSH
MOVW
whether MULOH or MULOL is read in first.
MULA, #1234H
MULB, #5678H
AX, MULOH
AX
AX, MULOL
CHAPTER 13 MULTIPLIER
User’s Manual U17854EJ9V0UD
; 1 clock wait. Doesn’t have to be NOP
; The result obtained on upper side
; The result obtained on lower side