UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 416

• 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

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SDA0/
SCL0/
P60
P61
N-ch open-
drain output
N-ch open-
drain output
PM61
PM60
Output latch
Output latch
(P61)
eliminator
DFC0
(P60)
Noise
eliminator
Noise
DFC0
Figure 17-1. Block Diagram of Serial Interface IIC0
register 0 (IIC0)
Output control
TRC0
Start condition
Stop condition
IIC shift
ACK detector
register 0 (SVA0)
EXSCL0/
Serial clock
Serial clock
Slave address
controller
detector
detector
counter
CHAPTER 17 SERIAL INTERFACE IIC0
P62
f
PRS
Match
signal
CLD0 DAD0 SMC0 DFC0 CL01 CL00
IIC control register 0 (IICC0)
User’s Manual U17260EJ6V0UD
IICE0
D Q
time correction
Data hold
Clear
circuit
LREL0 WREL0 SPIE0 WTIM0 ACKE0 STT0 SPT0
Set
SO latch
Prescaler
CL01,
CL00
Internal bus
IIC clock selection
register 0 (IICCL0)
wait controller
Serial clock
IICS0.MSTS0, EXC0, COI0
IIC status register 0 (IICS0)
generator
IICC0.STT0, SPT0
CLX0
ACK
Interrupt request
IIC function expansion
register 0 (IICX0)
signal generator
IIC shift register 0 (IIC0)
MSTS0 ALD0 EXC0 COI0 TRC0 ACKD0 STD0 SPD0
generator
generator
condition
condition
Internal bus
IICS0.MSTS0,
EXC0, COI0
Start
Stop
controller
Wake-up
STCF
INTIIC0
IICBSY STCEN IICRSV
IIC flag register 0
(IICF0)
Bus status
detector