R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 290

• Manufacturer Part Number: R5F211B1SP#U0
• Description: IC R8C MCU FLASH 4K 20SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/1Br

Specifications of R5F211B1SP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 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: R0K5211B4S001BE - KIT STARTER FOR R8C/18191A1BR0K5211B4S000BE - KIT DEV EVALUATION R8C/1BR0E521174CPE10 - EMULATOR COMPACT R8C/18/19/1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/1A Group, R8C/1B Group
Rev.1.30
REJ09B0252-0130
Figure 18.18
Figure 18.19
18.5.1.1
Figure 18.18 shows an example of Pin Processing in Standard Serial I/O Mode 2, and Figure 18.19 shows Pin
Processing in Standard Serial I/O Mode 3. Since the controlled pins vary depending on the programmer, refer to
the manual of your serial programmer for details.
Dec 08, 2006
Example of Circuit Application in Standard Serial I/O Mode
Pin Processing in Standard Serial I/O Mode 2
Pin Processing in Standard Serial I/O Mode 3
NOTES:
NOTES:
Data Output
Data input
MODE I/O
1. Controlled pins and external circuits vary depending on the programmer.
2. In this example, modes are switched between single-chip mode and
3. When operating with the on-chip oscillator clock, it is not necessary to
1. In this example, modes are switched between single-chip mode and
2. Connecting an oscillator is necessary. Set the main clock frequency to
Reset input
Refer to the programmer manual for details.
standard serial I/O mode by connecting a programmer.
connect an oscillating circuit.
standard serial I/O mode by controlling the MODE input with a switch.
between 1 MHz and 20 MHz. Refer to “Appendix 2.1 Connection Examples
with M16C Flash Starter (M3A-0806)”.
Page 272 of 315
User reset signal
TXD
RXD
MODE
RESET
MCU
MCU
MODE
18. Flash Memory