UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 562

• Manufacturer Part Number: UPD78F0890GK(A)-GAJ-AX
• Description: 8BIT MCU, 128K FLASH, 7K RAM, LQFP
• Manufacturer: NEC

Specifications of UPD78F0890GK(A)-GAJ-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 10
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

20.1 Functions of Multiplier/Divider
20.2 Configuration of Multiplier/Divider
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The multiplier/divider has the following functions.
• 16 bits × 16 bits = 32 bits (multiplication)
• 32 bits ÷ 16 bits = 32 bits, 16-bit remainder (division)
The multiplier/divider includes the following hardware.
Figure 20-1 shows the block diagram of the multiplier/divider.
Registers
Control register
Item
Table 20-1. Configuration of Multiplier/Divider
CHAPTER 20 MULTIPLIER/DIVIDER
Remainder data register 0 (SDR0)
Multiplication/division data registers A0 (MDA0H, MDA0L)
Multiplication/division data registers B0 (MDB0)
Multiplier/divider control register 0 (DMUC0)
User’s Manual U17554EJ4V0UD
Configuration