R5F21162SP#U0 Renesas Electronics America, R5F21162SP#U0 Datasheet - Page 144

• Manufacturer Part Number: R5F21162SP#U0
• Description: IC R8C MCU FLASH 8K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/16r

Specifications of R5F21162SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• 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 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: R0K521134S000BE - KIT EVAL STARTER FOR R8C/13
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/16 Group, R8C/17 Group
Rev.2.10
REJ09B0169-0210
Figure 14.5
UART0 Transmit / Receive Control Register 1
UART Transmit / Receive Control Register 2
b7 b6 b5 b4
NOTES :
b7 b6 b5 b4
NOTES :
1.
1.
0 0
The RI bit is set to “0” w hen the higher byte of the U0RB register is read out.
The CNTRSEL bit selects the input pin of CNTR0 (INTI
When the CNTR0 signal is output, it is output from the CNTR00 pin despite the CNTRSEL bit setting.
Jan 19, 2006
0
b3 b2 b1
b3 b2
0
U0C1 and UCON Registers
b1 b0
0
b0
Bit Symbol
Bit Symbol
CNTRSEL
(b7-b4)
U0RRM
(b6-b3)
Symbol
Symbol
U0IRS
UCON
U0C1
(b1)
RE
Page 129 of 254
TE
RI
—
—
—
TI
Transmit Enable Bit
Transmit Buffer Empty Flag
Receive Enable Bit
Receive Complete Flag
Nothing is assigned. When w rite, set to “0”.
When read, its content is “0”.
UART0 Transmit Interrupt
Cause Select Bit
Reserved Bit
UART0 Continuous Receive
Mode Enable Bit
Reserved Bit
CNTR0 Signal Pin Select Bit
Address
Bit Name
00B0h
Address
Bit Name
00A5h
_____
(1)
) signal.
(1)
0 : Transmit buffer empty (TI=1)
1 : Transmit completed (TXEPT=1)
Set to “0”
0 : Disables continuous receive mode
1 : Enables continuous receive mode
Set to “0”
0 : P1_5/RXD0
1 : P1_5/RXD0/CNTR01/INT11
P1_7/CNTR00/INT10
P1_7
0 : Disables transmit
1 : Enables transmit
0 : Data in U0TB register
1 : No data in U0TB register
0 : Disables receive
1 : Enables receive
0 : No data in U0RB register
1 : Data in U0RB register
_______
After Reset
Function
After Reset
Function
00h
______
02h
14. Serial Interface
RW
RW
RW
RW
RW
RW
RW
RW
RW
RO
RO
—