R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 350

MCU 1KB FLASH 16K ROM 20-LSSOP

R5F21324CNSP#U0

Manufacturer Part Number
R5F21324CNSP#U0
Description
MCU 1KB FLASH 16K ROM 20-LSSOP
Manufacturer
Renesas Electronics America
Series
R8C/3x/32Cr
Datasheet

Specifications of R5F21324CNSP#U0

Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
15
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
20-LSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 321 of 573
22.2.6
Notes:
After Reset
After Reset
1. When bits SMD2 to SMD0 in the U2MR register are set to 000b (serial interface disabled) or the RE bit in the
2. These error flags are disabled when bits SMD2 to SMD0 in the U2MR register are set to 001b (clock
b10
b11
b12
b13
b14
b15
Bit
b0
b1
b2
b3
b4
b5
b6
b7
b8
b9
Address 00AFh to 00AEh
U2C1 register is set to 0 (reception disabled), all of bits SUM, PER, FER, and OER are set to 0 (no error). The
SUM bit is set to 0 (no error) when all of bits PER, FER, and OER are set to 0 (no error). Bits PER and FER are
set to 0 by reading the lower byte of the U2RB register.
When setting bits SMD2 to SMD0 in the U2MR register to 000b, set the TE bit in the U2C1 register to 0
(transmission disabled) and the RE bit to 0 (reception disabled).
synchronous serial I/O mode) or to 010b (I
Symbol
Symbol
Bit
Bit
Symbol
MPRB
UART2 Receive Buffer Register (U2RB)
SUM
OER
FER
PER
SUM
b15
b7
X
X
Nothing is assigned. If necessary, set to 0. When read, the content is undefined.
Reserved bit
Overrun error flag
Framing error flag
Parity error flag
Error sum flag
PER
b14
b6
X
X
Bit Name
(1, 2)
(1, 2)
FER
b13
b5
X
X
(1)
(1, 2)
2
C mode). When read, the content is undefined.
OER
b12
b4
X
X
Receive data (D7 to D0)
Receive data (D8)
[When the multiprocessor communication function is
not used]
Receive data (D8)
[When the multiprocessor communication function is
used]
• When the MPRB bit is set to 0, received D0 to D7
• When the MPRB bit is set to 1, received D0 to D7
Set to 0.
0: No overrun error
1: Overrun error
0: No framing error
1: Framing error
0: No parity error
1: Parity error
0: No error
1: Error
are data fields.
are ID fields.
b11
b3
X
X
b10
b2
X
X
(1)
Function
b1
b9
X
X
22. Serial Interface (UART2)
MPRB
b0
b8
X
X
R/W
R/W
R
R
R
R
R
R

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