R5F21132FP#U0 Renesas Electronics America, R5F21132FP#U0 Datasheet - Page 56
R5F21132FP#U0
Manufacturer Part Number
R5F21132FP#U0
Description
IC R8C MCU FLASH 8K 32LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/13r
Datasheets
1.R5F211A2SPU0.pdf
(300 pages)
2.R5F21132FPU0.pdf
(33 pages)
3.R5F21132FPU0.pdf
(226 pages)
Specifications of R5F21132FP#U0
Core Processor
R8C
Core Size
16-Bit
Speed
20MHz
Connectivity
SIO, UART/USART
Peripherals
LED, POR, Voltage Detect, WDT
Number Of I /o
22
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
32-LQFP
For Use With
R0K521134S000BE - KIT EVAL STARTER FOR R8C/13R0E521134EPB00 - KIT EMULATOR PROBE FOR PC7501R0E521134CPE00 - EMULATOR COMPACT R8C/13
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/13 Group
Rev.1.20
REJ09B0111-0120
Table 6.5 Interrupt Factor Determination of Oscillation Stop Detection, Watchdog Timer Interrupt or
Figure 6.7 Switching Clock Source From Low-speed On-Chip Oscillator to Main Clock
Oscillation stop detection
( (a) or (b) )
Watchdog timer
Voltage detection
Generated Interrupt Factor
Jan 27, 2006
Voltage Detection Interrupt
page 43 of 205
(oscillation stop detection function disabled)
Set OCD1 to OCD0 bits to 00
Determine several times
(selecting main clock)
Switch to Main clock
Set OCD2 bit to 0
Verify OCD3 bit
(a) The OCD3 bit in the OCD register = 1
(b) The OCD1 to OCD0 bits in the OCD register = 11
The D43 bit in the D4INT register = 1
The D42 bit in the D4INT register = 1
OCD2 bit = 1
End
0(main clock oscillating)
Determine several times that the main clock is supplied
Bit showing interrupt source
2
1(main clock stop)
OCD3 to OCD0 bits: Bits in OCD register
6.5 Oscillation Stop Detection Function
2
and the
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