r5f21348knfp Renesas Electronics Corporation., r5f21348knfp Datasheet - Page 2

• Manufacturer Part Number: r5f21348knfp
• Description: R8c/34k Group Renesas Mcu
• Manufacturer: Renesas Electronics Corporation.

R8C/34K Group
R01DS0040EJ0100 Rev.1.00
Feb 25, 2011
1.1.2
Table 1.1
CPU
Memory
Power Supply
Voltage
Detection
I/O Ports
Clock
Interrupts
Watchdog Timer
DTC (Data Transfer Controller)
Timer
Serial
Interface
Synchronous Serial
Communication Unit (SSU)
Item
Tables 1.1 and 1.2 outline the Specifications for R8C/34K Group.
Specifications
Specifications for R8C/34K Group (1)
Central processing
unit
ROM, RAM,
Data flash
Voltage detection
circuit
Programmable I/O
ports
Clock generation
circuits
Timer RA
Timer RB
Timer RC
Timer RF
UART0, UART1,
UART3
UART2
Function
R8C CPU core
• Number of fundamental instructions: 89
• Minimum instruction execution time:
• Multiplier: 16 bits × 16 bits → 32 bits
• Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits → 32 bits
• Operation mode: Single-chip mode (address space: 1 Mbyte)
Refer to Table 1.3 Product List for R8C/34K Group
• Power-on reset
• Voltage detection 3 (detection level of voltage detection 0 and voltage
• CMOS I/O ports: 36, selectable pull-up resistor
• High current drive ports: 36
• 4 circuits: XIN clock oscillation circuit,
• Oscillation stop detection: XIN clock oscillation stop detection function
• Frequency divider circuit: Dividing selectable 1, 2, 4, 8, and 16
• Low power consumption modes:
• Interrupt Vectors: 69
• External: 9 sources (INT × 5, key input × 4)
• Priority levels: 7 levels
• 14 bits × 1 (with prescaler)
• Reset start selectable
• Low-speed on-chip oscillator for watchdog timer selectable
• 1 channel
• Activation sources: 30
• Transfer modes: 2 (normal mode, repeat mode)
8 bits × 1 (with 8-bit prescaler)
8 bits × 1 (with 8-bit prescaler)
16 bits × 1 (with 4 capture/compare registers)
16 bits × 1
Clock synchronous serial I/O/UART × 3 channel
Clock synchronous serial I/O, UART, multiprocessor communication function
1 (shared with I
detection 1 selectable)
Standard operating mode (XIN clock, PLL frequency synthesizer, high-speed
on-chip oscillator, low-speed on-chip oscillator), wait mode, stop mode
Timer mode (period timer), pulse output mode (output level inverted every
period), event counter mode, pulse width measurement mode, pulse period
measurement mode
Timer mode (period timer), programmable waveform generation mode (PWM
output), programmable one-shot generation mode, programmable wait one-
shot generation mode
Timer mode (input capture function, output compare function), PWM mode
(output 3 pins), PWM2 mode (PWM output pin)
Input capture mode (input × 1)
Output compare mode (output × 4)
50 ns (f(XIN) = 20 MHz, VCC = 2.7 to 5.5 V)
200 ns (f(XIN) = 5 MHz, VCC = 1.8 to 5.5 V)
High-speed on-chip oscillator (with frequency adjustment function),
Low-speed on-chip oscillator
PLL frequency synthesizer
2
C bus)
Specification
Page 2 of 58
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