UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 461
UPD78F0537DGA(T)-9EV-A
Manufacturer Part Number
UPD78F0537DGA(T)-9EV-A
Description
8BIT MCU, 128K FLASH, 7KB RAM, SMD
Manufacturer
NEC
Datasheet
1.UPD78F0535GBT-UEU-A.pdf
(773 pages)
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
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Notes 1. To generate a start condition, set WTIM0 to 1 and change the timing for generating the INTIIC0
Remark
Remark
1: IICS0 = 1000×110B
2: IICS0 = 1000×000B (Sets WTIM0 to 1)
3: IICS0 = 1000××00B (Clears WTIM0 to 0
4: IICS0 = 1000×110B
5: IICS0 = 1000×000B (Sets WTIM0 to 1)
6: IICS0 = 1000××00B (Sets SPT0 to 1)
7: IICS0 = 00000001B
ST
1: IICS0 = 1000×110B
2: IICS0 = 1000××00B (Sets STT0 to 1)
3: IICS0 = 1000×110B
4: IICS0 = 1000××00B (Sets SPT0 to 1)
5: IICS0 = 00000001B
ST
(b) Start ~ Address ~ Data ~ Start ~ Address ~ Data ~ Stop (restart)
2. Clear WTIM0 to 0 to restore the original setting.
3. To generate a stop condition, set WTIM0 to 1 and change the timing for generating the INTIIC0
AD6 to AD0 R/W ACK
AD6 to AD0 R/W ACK
(i) When WTIM0 = 0
(ii) When WTIM0 = 1
interrupt request signal.
interrupt request signal.
×:
×:
: 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
Note 1
Note 3
User’s Manual U17260EJ6V0UD
ACK
ACK
2
Note 2
STT0 = 1
STT0 = 1
, sets STT0 to 1)
↓
↓
2
3
ST
ST
AD6 to AD0
AD6 to AD0
R/W
R/W
ACK
ACK
3
4
D7 to D0
D7 to D0
ACK
ACK
5
SPT0 = 1
SPT0 = 1
↓
↓
4
6
SP
SP
7
5
461
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