UPD78F0550MA-FAA-AX Renesas Electronics America, UPD78F0550MA-FAA-AX Datasheet - Page 326
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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Cautions 1. Do not rewrite the NRZB1 bit again until at least the second clock after it has been rewritten,
Remark INTTM5H1 is an internal signal and not an interrupt source.
<1> The INTTM51 signal is synchronized with the count clock of the 8-bit timer H1 and is output as the
<2> The value of the NRZB1 bit is transferred to the NRZ1 bit at the second clock from the rising edge of the
<3> Write the next value to the NRZB1 bit in the interrupt servicing program that has been started by the
To control the carrier pulse output during a count operation, the NRZ1 and NRZB1 bits of the TMCYC1 register
have a master and slave bit configuration. The NRZ1 bit is read-only but the NRZB1 bit can be read and written.
The INTTM51 signal is synchronized with the 8-bit timer H1 count clock and is output as the INTTM5H1 signal.
The INTTM5H1 signal becomes the data transfer signal of the NRZ1 bit, and the NRZB1 bit value is transferred to
the NRZ1 bit. The timing for transfer from the NRZB1 bit to the NRZ1 bit is as shown below.
INTTM5H1 signal.
INTTM5H1 signal.
INTTM5H1 interrupt or after timing has been checked by polling the interrupt request flag. Write data to
count the next time to the CR51 register.
2. When the 8-bit timer/event counter 51 is used in the carrier generator mode, an interrupt is
or else the transfer from the NRZB1 bit to the NRZ1 bit is not guaranteed.
generated at the timing of <1>. When the 8-bit timer/event counter 51 is used in a mode other
than the carrier generator mode, the timing of the interrupt generation differs.
8-bit timer H1
INTTM5H1
count clock
INTTM51
TMHE1
NRZB1
RMC1
NRZ1
CHAPTER 8 8-BIT TIMERS H0 AND H1
Preliminary User’s Manual U19111EJ2V1UD
0
Figure 8-14. Transfer Timing
<1>
1
<2>
<3>
1
0
0
1
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