R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 271
R5F2121AJFP#U0
Manufacturer Part Number
R5F2121AJFP#U0
Description
MCU FLASH 96K 5K CMOS 48-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/21r
Datasheet
1.R5F21216JFP.pdf
(503 pages)
Specifications of R5F2121AJFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
96KB (96K x 8)
Program Memory Type
FLASH
Ram Size
5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Figure 14.110 Operation at Compare Match between Registers TRD0 and TRDGRA0 in
TRDGRB0 register
TRDGRA1 register
TRDGRB1 register
TRDSR0 register
Count value in TRD0
IMFA bit in
Setting value in
•
When the value in the TRDGRA0 register is assumed as m, the TRD0 register counts order of m - 1, m, m
+ 1, m, m - 1 when changing from increment to decrement.
When changing from m to m + 1, the IMFA bit is set to 1. Also, the CMD1 to CMD0 bits in the TRDFCR
register are set to 11b (complementary PWM mode, buffer data transferred by the compare match in the
TRD0 and TRDGRA0 registers), the content in the buffer register (TRDGRD0, TRDGRC1, TRDGRD1) is
transferred to the general register (TRDGRB0, TRDGRA1, TRDGRB1).
For the order of m + 1, m, m - 1 operation, the IMFA bit remains unchanged and data are not transferred to
the register such as the TRDGRA0 register.
register m
TRDGRA0
Complementary PWM Mode
register
1
0
Set to 0 by a program
Page 253 of 458
Transferred from
buffer register
m + 1
No change
Not transferred from buffer register
When the CMD1 to CMD0 bits in the
TRDFCR register are set to 11b.
(Transfer from the buffer register to the
general register at the compare match
of the TRD0 register and TRDGRA0
register)
14. Timers
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