UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 486
UPD78F0550MA-FAA-AX
Manufacturer Part Number
UPD78F0550MA-FAA-AX
Description
MCU 8BIT 16-SSOP
Manufacturer
Renesas Electronics America
Series
78K0/Kx2-Lr
Datasheet
1.UPD78F0550MA-FAA-AX.pdf
(734 pages)
Specifications of UPD78F0550MA-FAA-AX
Package / Case
*
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Speed
10MHz
Number Of I /o
12
Core Processor
78K/0
Program Memory Type
FLASH
Ram Size
384 x 8
Program Memory Size
4KB (4K x 8)
Data Converters
A/D 4x10b
Oscillator Type
Internal
Peripherals
LVD, POR, PWM, WDT
Connectivity
I²C, LIN, UART/USART
Core Size
8-Bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
Renesas
Quantity:
800
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
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486
(Communication reservation)
Notes 1. The wait time is calculated as follows.
Remark STT0:
2. The communication reservation operation executes a write to the IICA shift register (IICA) when a
MSTS0: Bit 7 of IICA status register 0 (IICAS0)
IICA:
IICWL: IICA low-level width setting register
IICWH: IICA high-level width setting register
t
f
(IICWL setting value + IICWH setting value + 4) + t
stop condition interrupt request occurs.
F
PRS
:
:
Bit 1 of IICA control register 0 (IICACTL0)
IICA shift register
SDAA0 and SCLA0 signal falling times
(refer to CHAPTER 28 ELECTRICAL SPECIFICATIONS (TARGET VALUES))
Peripheral hardware clock frequency
Figure 15-29. Communication Reservation Protocol
Note 2
Yes
Cancel communication
reservation
Define communication
reservation
CHAPTER 15 SERIAL INTERFACE IICA
MOV IICA, #
Preliminary User’s Manual U19111EJ2V1UD
MSTS0 = 0?
SET1 STT0
Wait
DI
EI
(Generate start condition)
No
H
Sets STT0 flag (communication reservation)
Defines that communication reservation is in effect
(defines and sets user flag to any part of RAM)
Secures wait time
Confirmation of communication reservation
Clear user flag
IICA write operation
F
2
f
PRS
(clocks)
Note 1
by software.
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