R5F21294SNSP#U0 Renesas Electronics America, R5F21294SNSP#U0 Datasheet - Page 321

• Manufacturer Part Number: R5F21294SNSP#U0
• Description: MCU 3/5V 16K+2K 20PIN-SSOP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/29r

Specifications of R5F21294SNSP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 13
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/28 Group, R8C/29 Group
Rev.2.10
REJ09B0279-0210
Figure 16.38
Figure 16.39
(master output)
(master output)
(master output)
(master output)
(slave output)
ICSR register
ICSR register
ICDRR register
ICDRR register
(slave output)
ICDRS register
(slave output)
ICDRS register
(slave output)
Sep 26, 2008
RDRF bit in
RDRF bit in
by program
by program
Processing
Processing
SDA
SDA
SCL
SDA
SDA
SCL
SCL
SCL
Operating Timing in Slave Receive Mode (I
Operating Timing in Slave Receive Mode (I
1
0
1
0
(2) Dummy read of ICDRR register
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A
A
9
9
b7
1
b6
2
b7
1
(3) Set ACKBT bit to 1
b5
b6
3
2
b4
b5
4
3
Data 1
b3
b4
5
4
b2
2
2
b3
C bus Interface Mode) (1)
C bus Interface Mode) (2)
6
Data 1
(3) Read ICDRR register
5
b1
b2
7
6
16. Clock Synchronous Serial Interface
b0
b1
8
7
(2) Read ICDRR register
A
b0
8
(4) Read ICDRR register
9
A
9
Data 1
b7
Data 1
1
Data 2
Data 2