R5F21324ANSP#U1 Renesas Electronics America, R5F21324ANSP#U1 Datasheet - Page 461
R5F21324ANSP#U1
Manufacturer Part Number
R5F21324ANSP#U1
Description
MCU 1KB FLASH 16K ROM 20-LSSOP
Manufacturer
Renesas Electronics America
Series
R8C/3x/32Ar
Datasheet
1.R5F21322ANSPU1.pdf
(629 pages)
Specifications of R5F21324ANSP#U1
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
15
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
20-LSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Under development
R8C/32A Group
REJ09B0458-0020 Rev.0.20
Page 431 of 583
26.4
Figure 26.2
26.4.1
TRAIC register
LINST register
Figure 26.2 shows an Operating Example during Header Field Transmission in master mode. Figures 26.3 and
26.4 show Examples of Header Field Transmission Flowchart.
During header field transmission, the hardware LIN operates as follows:
(1) When 1 is written to the TSTART bit in the TRACR register for timer RA, a “L” level is output from the
(2) When timer RA underflows, the TXD0 pin output is inverted and the SBDCT flag in the LINST register is
(3) The hardware LIN transmits “55h” via UART0.
(4) After the hardware LIN completes transmitting “55h”, it transmits an ID field via UART0.
(5) After the hardware LIN completes transmitting the ID field, it performs communication for a response
SBDCT flag in
Function Description
TXD0 pin for the period set in registers TRAPRE and TRA for timer RA.
set to 1. If the SBIE bit in the LINCR register is set to 1, a timer RA interrupt is generated.
field.
TXD0 pin
IR bit in
Master Mode
Preliminary specification
Specifications in this manual are tentative and subject to change.
Operating Example during Header Field Transmission
1
0
1
0
1
0
The above applies when:
LINE = 1, MST = 1, SBIE = 1
Nov 05, 2008
(1)
Synch Break
(2)
(3)
Set to 0 when an interrupt request is acknowledged
or by a program.
1 is written to B1CLR bit in LINST register.
Synch Field
(4)
IDENTIFIER
26. Hardware LIN
(5)
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