UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 483

• 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

(3) Stop condition
WREL0
INTIIC0
WREL0
INTIIC0
ACKD0
ACKE0
MSTS0
ACKD0
ACKE0
MSTS0
WTIM0
WTIM0
Transfer lines
Processing by slave device
Processing by master device
SPD0
TRC0
SDA0
SPD0
TRC0
STD0
STD0
STT0
SPT0
SCL0
STT0
SPT0
Note To cancel slave wait, write “FFH” to IIC0 or set WREL0.
IIC0
IIC0
H
H
H
H
H
L
L
L
L
L
Receive
Transmit
IIC0
D7
1
(When 9-Clock Wait Is Selected for Both Master and Slave) (3/3)
IIC0
Note
Figure 17-27. Example of Master to Slave Communication
←
D6
←
2
data
FFH Note
D5
3
CHAPTER 17 SERIAL INTERFACE IIC0
D4
4
D3
5
User’s Manual U17260EJ6V0UD
D2
6
D1
7
D0
8
ACK
9
IIC0
Note
condition
←
Stop
FFH Note
(When SPIE0 = 1)
(When SPIE0 = 1)
condition
Start
AD6
IIC0
1
AD5
←
2
address
483