R5F21217JFP#U0 Renesas Electronics America, R5F21217JFP#U0 Datasheet - Page 359
R5F21217JFP#U0
Manufacturer Part Number
R5F21217JFP#U0
Description
IC R8C/20 MCU FLASH 48LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/21r
Datasheet
1.R5F21216JFP.pdf
(503 pages)
Specifications of R5F21217JFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
For Use With
R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21217JFP#U0R5F21217JFP
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
R5F21217JFP#U0R5F21217JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
135
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R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Figure 16.47
NOTES:
1. Do not generate the interrupt during the process of step (1) to (3).
2. When receiving 1 byte, skip step (2) to (6) after (1) and jump to process of step (7).
Process of step (8) is dummy-read in the ICDRR register.
ICSR register
ICCR1 register
ICSR register
ICIER register
ICIER register
ICCR1 register
ICSR register
ICCR2 register
ICCR1 register
ICCR1 register
Example of Register Setting in Master Receive Mode (I
Read RDRF bit in ICSR register
Read RDRF bit in ICSR register
Read STOP bit in ICSR register
Dummy-read in ICDRR register
No
No
No
Read ICDRR register
Read ICDRR register
Read ICDRR register
Master receive mode
RDRF = 1 ?
Yes
RDRF = 1 ?
Yes
Yes
Page 341 of 458
Last receive
STOP = 1 ?
ACKBT bit ← 0
ACKBT bit ← 1
TEND bit ← 0
TDRE bit ← 0
- 1 ?
RCVD bit ← 1
STOP bit ← 0
End
RCVD bit ← 0
TRS bit ← 0
BBSY bit ← 0
SCP bit ← 0
MST bit ← 0
No
Yes
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(1) Set the TEND bit to 0 and set to master receive mode.
(2) Set the ACKBT bit to the transmit device
(3) Dummy-read to the ICDRR register
(4) Wait for 1 byte to be received
(5) Judge (last receive - 1)
(6) Read the receive data
(7) Set the ACKBT bit of the last byte and set to disable the
(8) Read the receive data of (last byte - 1)
(9) Wait the last byte is received
(10) Set the STOP bit to 0
(11) Generate the stop condition
(12) Wait the stop condition is generated
(13) Read the receive data of the last byte
(14) Set the RCVD bit to 0
(15) Set to slave receive mode
continuous receive (RCVD = 1)
Set the TDRE bit to 0
16. Clock Synchronous Serial Interface
(1,2)
2
C Bus Interface Mode)
(2)
(1)
(1)
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