R8C/L35C Group, R8C/L36C Group, R8C/L38C Group, R8C/L3AC Group
1. Overview
R01DS0095EJ0101 Rev.1.01
Apr 15, 2011
1.1.3
Specifications
Tables
1.4 to
1.6 list the Specifications.
Table 1.4
Specifications (1)
Item
Function
Specification
CPU
Central processing unit
R8C CPU core
Number of fundamental instructions: 89
Minimum instruction execution time:
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)
Multiplier: 16 bits × 16 bits
→ 32 bits
Multiply-accumulate instruction: 16 bits × 16 bits + 32 bits
→ 32 bits
Operating mode: Single-chip mode (address space: 1 Mbyte)
Memory
ROM/RAM
Data flash
Refer to Tables 1.7 to 1.10 Product Lists.
Power
Supply
Voltage
Detection
Voltage detection circuit
Power-on reset
Voltage detection 3 (detection level of voltage detection 0 and voltage
detection 1 selectable)
I/O Ports
Programmable
I/O ports
R8C/L35C Group
CMOS I/O ports: 41, selectable pull-up resistor
High current drive ports: 5
R8C/L36C Group
CMOS I/O ports: 52, selectable pull-up resistor
High current drive ports: 8
R8C/L38C Group
CMOS I/O ports: 68, selectable pull-up resistor
High current drive ports: 8
R8C/L3AC Group CMOS I/O ports: 88, selectable pull-up resistor
High current drive ports: 16
Clock
Clock generation circuits
4 circuits: XIN clock oscillation circuit
XCIN clock oscillation circuit (32 kHz)
High-speed on-chip oscillator (with frequency adjustment function)
Low-speed on-chip oscillator
Oscillation stop detection:
XIN clock oscillation stop detection function
Frequency divider circuit:
Division ratio selectable from 1, 2, 4, 8, and 16
Low-power-consumption modes:
Standard operating mode (high-speed clock, low-speed clock, high-
speed on-chip oscillator, low-speed on-chip oscillator), wait mode,
stop mode, power-off mode
Real-time clock (timer RE)
Interrupts
R8C/L35C Group
Number of interrupt vectors: 69
External Interrupt: 9 (INT × 5, key input × 4)
Priority levels: 7 levels
R8C/L36C Group
Number of interrupt vectors: 69
External Interrupt: 12 (INT × 8, key input × 4)
Priority levels: 7 levels
R8C/L38C Group
Number of interrupt vectors: 69
External Interrupt: 16 (INT × 8, key input × 8)
Priority levels: 7 levels
R8C/L3AC Group Number of interrupt vectors: 69
External Interrupt: 16 (INT × 8, key input × 8)
Priority levels: 7 levels
Watchdog Timer
14 bits × 1 (with prescaler)
Selectable reset start function
Selectable low-speed on-chip oscillator for watchdog timer
DTC (Data Transfer Controller)
1 channel
Activation sources: 38
Transfer modes: 2 (normal mode, repeat mode)