UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 441
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
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Company:
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
Renesas
Quantity:
800
Part Number:
UPD78F0550MA-FAA-AX
Manufacturer:
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1. Normal SBF reception (stop bit is detected with a width of more than 10.5 bits)
2. SBF reception error (stop bit is detected with a width of 10.5 bits or less)
Remark R
(i)
INTSR6
/SBRF6
SBRT6
SBF reception
When the device is used in LIN communication operation, the SBF (Synchronous Break Field) reception
control function is used for reception. For the reception operation of LIN, refer to Figure 14-2 LIN Reception
Operation.
Reception is enabled when bit 7 (POWER6) of asynchronous serial interface operation mode register 6
(ASIM6) is set to 1 and then bit 5 (RXE6) of ASIM6 is set to 1. SBF reception is enabled when bit 6 (SBRT6)
of asynchronous serial interface control register 6 (ASICL6) is set to 1. In the SBF reception enabled status,
the R
status.
When the start bit has been detected, reception is started, and serial data is sequentially stored in the
receive shift register 6 (RXS6) at the set baud rate. When the stop bit is received and if the width of SBF is
11 bits or more, a reception completion interrupt request (INTSR6) is generated as normal processing. At
this time, the SBRF6 and SBRT6 bits are automatically cleared, and SBF reception ends. Detection of
errors, such as OVE6, PE6, and FE6 (bits 0 to 2 of asynchronous serial interface reception error status
register 6 (ASIS6)) is suppressed, and error detection processing of UART communication is not performed.
In addition, data transfer between receive shift register 6 (RXS6) and receive buffer register 6 (RXB6) is not
performed, and the reset value of FFH is retained. If the width of SBF is 10 bits or less, an interrupt does not
occur as error processing after the stop bit has been received, and the SBF reception mode is restored. In
this case, the SBRF6 and SBRT6 bits are not cleared.
R
X
INTSR6
/SBRF6
D6
SBRT6
SBRT6: Bit 6 of asynchronous serial interface control register 6 (ASICL6)
SBRF6: Bit 7 of ASICL6
INTSR6: Reception completion interrupt request
R
X
X
D6 pin is sampled and the start bit is detected in the same manner as the normal reception enable
X
D6:
D6
“0”
R
X
1
D6 pin (input)
1
2
2
CHAPTER 14 SERIAL INTERFACE UART6
3
Preliminary User’s Manual U19111EJ2V1UD
Figure 14-24. SBF Reception
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