UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 14

• Manufacturer Part Number: UPD78F0537DGA(T)-9EV-A
• Description: 8BIT MCU, 128K FLASH, 7KB RAM, SMD
• Manufacturer: NEC

Specifications of UPD78F0537DGA(T)-9EV-A

• Controller Family/series: UPD78
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 8
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

CHAPTER 18 MULTIPLIER/DIVIDER (
CHAPTER 19 INTERRUPT FUNCTIONS ............................................................................................ 496
CHAPTER 20 KEY INTERRUPT FUNCTION ..................................................................................... 515
CHAPTER 21 STANDBY FUNCTION .................................................................................................. 517
CHAPTER 22 RESET FUNCTION........................................................................................................ 531
CHAPTER 23 POWER-ON-CLEAR CIRCUIT...................................................................................... 540
CHAPTER 24 LOW-VOLTAGE DETECTOR ....................................................................................... 546
14
17.6 Timing Charts ........................................................................................................................... 480
18.1 Functions of Multiplier/Divider................................................................................................ 487
18.2 Configuration of Multiplier/Divider ......................................................................................... 487
18.3 Register Controlling Multiplier/Divider................................................................................... 491
18.4 Operations of Multiplier/Divider.............................................................................................. 492
19.1 Interrupt Function Types ......................................................................................................... 496
19.2 Interrupt Sources and Configuration ..................................................................................... 496
19.3 Registers Controlling Interrupt Functions............................................................................. 501
19.4 Interrupt Servicing Operations ............................................................................................... 508
20.1 Functions of Key Interrupt ...................................................................................................... 515
20.2 Configuration of Key Interrupt ................................................................................................ 515
20.3 Register Controlling Key Interrupt ......................................................................................... 516
21.1 Standby Function and Configuration ..................................................................................... 517
21.2 Standby Function Operation ................................................................................................... 520
22.1 Register for Confirming Reset Source ................................................................................... 539
23.1 Functions of Power-on-Clear Circuit...................................................................................... 540
23.2 Configuration of Power-on-Clear Circuit ............................................................................... 541
23.3 Operation of Power-on-Clear Circuit ...................................................................................... 541
23.4 Cautions for Power-on-Clear Circuit ...................................................................................... 544
24.1 Functions of Low-Voltage Detector........................................................................................ 546
17.5.14 Communication reservation........................................................................................................446
17.5.15 Other cautions............................................................................................................................449
17.5.16 Communication operations.........................................................................................................451
17.5.17 Timing of I
18.4.1 Multiplication operation ................................................................................................................492
18.4.2 Division operation.........................................................................................................................494
19.4.1 Maskable interrupt acknowledgement..........................................................................................508
19.4.2 Software interrupt request acknowledgement ..............................................................................510
19.4.3 Multiple interrupt servicing ...........................................................................................................511
19.4.4 Interrupt request hold ...................................................................................................................514
21.1.1 Standby function ..........................................................................................................................517
21.1.2 Registers controlling standby function..........................................................................................517
21.2.1 HALT mode ..................................................................................................................................520
21.2.2 STOP mode .................................................................................................................................525
78F0537D ONLY) .......................................................................................................... 487
2
C interrupt request (INTIIC0) occurrence .................................................................459
User’s Manual U17260EJ6V0UD
µ
PD78F0534, 78F0535, 78F0536, 78F0537, AND