UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 471

• 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

(4) Operation without communication
Remark
(5) Arbitration loss operation (operation as slave after arbitration loss)
Remark
ST
1: IICS0 = 00000001B
ST
1: IICS0 = 0101×110B
2: IICS0 = 0001×000B
3: IICS0 = 0001×000B
4: IICS0 = 00000001B
(a) Start ~ Code ~ Data ~ Data ~ Stop
When the device is used as a master in a multi-master system, read the MSTS0 bit each time interrupt request
signal INTIIC0 has occurred to check the arbitration result.
(a) When arbitration loss occurs during transmission of slave address data
AD6 to AD0 R/W ACK
AD6 to AD0 R/W ACK
(i) When WTIM0 = 0
×:
: Generated only when SPIE0 = 1
: Always generated
: Generated only when SPIE0 = 1
Don’t care
1
D7 to D0
D7 to D0
CHAPTER 17 SERIAL INTERFACE IIC0
User’s Manual U17260EJ6V0UD
ACK
ACK
2
D7 to D0
D7 to D0
ACK
ACK
3
SP
SP
4
1
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