UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 477

• 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

Remark
Remark
1: IICS0 = 1000×110B
2: IICS0 = 1000×000B (Sets WTIM0 to 1)
3: IICS0 = 1000×100B (Clears WTIM0 to 0)
4: IICS0 = 01000000B
5: IICS0 = 00000001B
1: IICS0 = 1000×110B
2: IICS0 = 1000×100B (Sets STT0 to 1)
3: IICS0 = 01000100B
4: IICS0 = 00000001B
ST
ST
(f) When arbitration loss occurs due to low-level data when attempting to generate a restart condition
AD6 to AD0 R/W ACK
AD6 to AD0 R/W ACK
(i) When WTIM0 = 0
(ii) When WTIM0 = 1
×:
×:
: Always generated
: Generated only when SPIE0 = 1
: Always generated
: Generated only when SPIE0 = 1
Don’t care
Don’t care
1
1
D7 to D0
D7 to D0
CHAPTER 17 SERIAL INTERFACE IIC0
User’s Manual U17260EJ6V0UD
ACK
ACK
2
STT0 = 1
STT0 = 1
↓
↓
3
2
D7 to D0
D7 to D0
ACK
ACK
4
3
D7 to D0
D7 to D0
ACK
ACK
SP
SP
5
4
477