R5F211B1SP#U0 Renesas Electronics America, R5F211B1SP#U0 Datasheet - Page 214
R5F211B1SP#U0
Manufacturer Part Number
R5F211B1SP#U0
Description
IC R8C MCU FLASH 4K 20SSOP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/1Br
Datasheets
1.R5F211A2SPU0.pdf
(51 pages)
2.R5F211A2SPU0.pdf
(300 pages)
3.R5F211A2SPU0.pdf
(341 pages)
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
-
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R8C/1A Group, R8C/1B Group
Rev.1.30
REJ09B0252-0130
Figure 16.20
RDRF bit in
SSSR register
RSSTP bit in
SSCRH register
RDRF bit in
SSSR register
RSSTP bit in
SSCRH register
Processing
by program
Processing
by program
Dec 08, 2006
• CPHS bit = 0 (data download at even edges) and CPOS bit = 0 (“H” when clock stops)
• CPHS bit = 1 (data download at odd edges) and CPOS bit = 0 (“H” when clock stops)
(output)
(output)
SSCK
SSCK
SCS
SCS
SSI
SSI
Reception (4-Wire Bus Communication Mode)
Example of Clock Synchronous Serial I/O with Chip Select Operation during Data
1
0
1
0
1
0
1
0
CPHS and CPOS: Bit in SSMR register
Dummy read in
SSRDR register
Dummy read in
SSRDR register
Page 196 of 315
b7
b7
1 frame
RXI interrupt request
is generated
RXI interrupt request
is generated
1 frame
b0
Data read in SSRDR
register
Data read in SSRDR
register
b0
b7
b7
1 frame
RXI interrupt request
is generated
RXI interrupt request
is generated
1 frame
b0
b0
16. Clock Synchronous Serial Interface
Set RSSTP
bit to 1
Set RSSTP
bit to 1
b7
b7
Data read in SSRDR
register
Data read in SSRDR
register
RXI interrupt request
is generated
RXI interrupt request
is generated
High-impedance
b0
High-impedance
b0
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