R5F21236JFP Renesas Electronics America, R5F21236JFP Datasheet - Page 184
![MCU 3/5V 32K+2K 48-LQFP](/photos/28/61/286102/48-lqfp__plqp0048kb-a_sml.jpg)
R5F21236JFP
Manufacturer Part Number
R5F21236JFP
Description
MCU 3/5V 32K+2K 48-LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/23r
Datasheet
1.R5F21237DFPU0.pdf
(551 pages)
Specifications of R5F21236JFP
Core Processor
R8C
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
2K 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
RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R5F21236JFP
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Company:
Part Number:
R5F21236JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
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Company:
Part Number:
R5F21236JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
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Part Number:
R5F21236JFP#V0
Manufacturer:
Renesas Electronics America
Quantity:
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R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Table 14.10
NOTES:
Count Sources
Count Operations
Wait Time
One-Shot Pulse Output Time (n+1)(p+1)/fi
Count Start Conditions
Count Stop Conditions
Interrupt Request
Generation Timing
TRBO Pin Function
INT0 Pin Functions
Read from Timer
Write to Timer
Select Functions
1. The set value is reflected at the following one-shot pulse after writing to registers TRBSC and
2. Do not set both the TRBPRE and TRBPR registers to 00h.
TRBPR.
Item
Programmable Wait One-Shot Generation Mode Specifications
Page 162 of 501
f1, f2, f8, timer RA underflow
• Decrement the setting value in timer RB primary
• When a count of timer RB primary underflows, the timer reloads the
• When a count of timer RB secondary underflows, the timer reloads the
• When a count stops, the timer reloads the contents of the reload register
(n+1)(m+1)/fi
fi: Count source frequency
n: Setting value in the TRBPRE register, m: Setting value in the TRBPR register
fi: Count source frequency
n: Setting value in the TRBPRE register, p: Setting value in the TRBSC register
• The TSTART bit in the TRBCR register is set to 1 (count starts) and the
• Set the TOSST bit in the TRBOCR register to 1 (one-shot starts)
• Input trigger to the INT0 pin
• When reloading completes after timer RB underflows during secondary period
• When the TOSSP bit in the TRBOCR register is set to 1 (one-shot stops)
• When the TSTART bit in the TRBCR register is set to 0 (starts counting)
• When the TSTOP bit in the TRBCR register is set to 1 (forcibly stops
In half cycles of the count source after timer RB underflows during
secondary period (complete at the same time as waveform output from the
TRBO pin) [timer RB interrupt]
Pulse output
• When the INOSTG bit in the TRBIOC register is set to 0 (INT0 one-shot
• When the INOSTG bit in the TRBIOC register is set to 1 (INT0 one-shot
The count value can be read out by reading the TRBPR and TRBPRE
registers.
• When registers TRBPRE, TRBSC, and TRBPR are written while the
• When registers TRBPRE, TRBSC, and TRBPR are written to during
• Output level select function
• One-shot trigger select function
contents of the timer RB secondary before the count continues.
contents of the timer RB primary before the count completes and the
TOSSTF bit is set to 0 (one-shot stops).
before it stops.
next trigger is generated.
counting)
trigger disabled), programmable I/O port or INT0 interrupt input
trigger enabled), external trigger (INT0 interrupt input)
count stops, values are written to both the reload register and counter.
count operation, values are written to the reload registers only.
The TOPL bit in the TRBIO register can select the output level of the
one-shot pulse waveform.
Refer to 14.2.3.1 One-Shot Trigger Selection.
Specification
(1)
14. Timers
(2)
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