R5F21122FP#U0 Renesas Electronics America, R5F21122FP#U0 Datasheet - Page 107
R5F21122FP#U0
Manufacturer Part Number
R5F21122FP#U0
Description
IC R8C MCU FLASH 8K 32LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/12r
Datasheets
1.R5F211A2SPU0.pdf
(300 pages)
2.R5F21122FPU0.pdf
(30 pages)
3.R5F21122FPU0.pdf
(200 pages)
Specifications of R5F21122FP#U0
Core Processor
R8C
Core Size
16-Bit
Speed
16MHz
Connectivity
SIO, UART/USART
Peripherals
LED, WDT
Number Of I /o
22
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
32-LQFP
For Use With
R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521134EPB00 - KIT EMULATOR PROBE FOR PC7501R0E521134CPE00 - EMULATOR COMPACT R8C/13
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
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R8C/12 Group
Rev.1.20
REJ09B0110-0120
Table 13. 2 Registers to Be Used and Settings in Clock Synchronous Serial I/O Mode
Table 13.3 Pin Functions
Register
U0TB
U0RB
U0BRG
U0MR
U0C0
U0C1
UCON
NOTES:
TxD
(P1
RxD
(P1
CLK
(P1
1. Not all register bits are described above. Set those bits to “0” when writing to the registers in clock
Table 13.3 lists the functions of the I/O pins during clock synchronous serial I/O mode. Note that for a
period from when the UART0 operation mode is selected to when transfer starts, the TxD0 pin outputs an
“H”. (If the NCH bit is set to “1”(N-channel open-drain output), this pin is in a high-impedance state.)
Pin name
synchronous serial I/O mode.
4
5
6
0
)
0
0
)
)
Jan 27, 2006
0 to 7
0 to 7
OER
0 to 7
SMD2 to SMD0
CKDIR
CLK1 to CLK0
TXEPT
NCH
CKPOL
UFORM
TE
TI
RE
RI
U0IRS
U0RRM
TXDISEL
TXDIEN
Serial data output
Serial data input
Transfer clock output
Transfer clock input
Bit
Function
page 95 of 181
Set transmission data
Reception data can be read
Overrun error flag
Set a bit rate
Set to “001
Select the internal clock or external clock
Select the count source for the U0BRG register
Transmit register empty flag
Select TxD0 pin output mode
Select the transfer clock polarity
Select the LSB first or MSB first
Set this bit to “1” to enable transmission/reception
Select the source of UART0 transmit interrupt
Set this bit to “1” to use continuous receive mode
Set to “0”
Set to “0”
Transmit buffer empty flag
Set this bit to “1” to enable reception
Reception complete flag
(Outputs dummy data when performing reception only)
PD1 register PD1_5 bit=0
(P1
U0MR register CKDIR bit=0
U0MR register CKDIR bit=1
PD1 register PD1_6 bit=0
5
2
can be used as an input port when performing transmission only)
”
Function
Method of selection
13.1 Clock Synchronous Serial I/O Mode
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