R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 280

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#U0

• 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: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 247 of 723
Figure 18.4
18.5.2
The above applies under the following conditions.
TOSSTF bit in TRBOCR
TSTART bit in TRBCR
TRBPRE = 01h, TRBPR = 01h
TRBIOC register TOPL = 0, TOCNT = 0
INOSTG = 1 (INT0 one-shot trigger enabled)
INOSEG = 1 (edge trigger at rising edge)
Counter of timer RB
Timer RB prescaler
TRBIO pin output
TRBIOC register
underflow signal
IR bit in TRBIC
INT0 pin input
Count source
Operating Example
TOPL bit in
register
register
register
Operating Example of Programmable One-Shot Generation Mode
Set to 1 by setting 1 to
TOSST bit in TRBOCR
register
Set to 1 by program
Set to 0 by program
Waveform output starts
Count starts
01h
Set to 0 when
counting ends
Timer RB primary reloads
Waveform output ends
00h
Set to 0 when interrupt request is
acknowledged, or set by program
01h
Waveform output starts
Count starts
Set to 1 by INT0 pin
input trigger
Timer RB primary reloads
00h
Waveform output ends
18. Timer RB
01h