RENESAS microcontroller microcontroller converter R5F1026AASP#35

RL78/G12

Renesas MCU

True low power platform for universal applications (63μA/MHz) with 1.8-V to 5.5-V operation,

2 to 16 kbyte code flash memory, 31 DMIPs at 24 MHz

1. Overview

1.1 Function

Ultra-low power consumption technology

?VDD=Single supply voltage 1.8 to 5.5 V

Can operate under low pressure

?Stop mode

?Stop mode

?Nap mode

RL78 CPU Core

?CISC architecture with three-stage pipeline

?Minimum instruction execution time: can be changed

From high speed (0.04167?S: @ 24 MHz operation)

High-speed chip oscillator) to ultra-low speed (1?S:

@ 1 MHz operation)

?Address space: 1 MB

?General register: (8-bit registration X 8) x 4 bank

?On-chip RAM: 256 B to 2 KB

Code flash

?Code flash memory: 2 to 16 KB

?Block size: 1 kb

?Block erasing and rewriting are prohibited (Safety

Function) 

?On-chip debugging function

?Personal programming (with Flash Shield window function)

Data flash notes

?Data flash memory: 2 KB

?Background Operation (BGO): Instructions are

Rewrite program memory execution

Data flash memory. 

?Number of rewrites: 1,000,000 times (typical)

?Rewrite voltage: VDD = 1.8 to 5.5 V

High-speed chip oscillator

?Select from 24 MHz, 16 MHz, 12 MHz, 8 MHz, 6 MHz

4 MHz, 3 MHz, 2 MHz and 1 MHz

?High precision: +/- 1.0% (VDD = 1.8 to 5.5 V, TA = -20

to +85°C)

Operating ambient temperature

?TA= -40 to +85°C (A: Consumer Application, D:

Industrial Applications)

?TA= -40 to +105°C (G: Industrial Application) Note

Power management and reset functions

?Chip motor power supply (POR) circuit

?On-chip voltage detector (LVD) (select interrupt and

Reset 12 levels)

DMA (Direct Memory Access) Controller Comments

?2 channels

?Number of clocks during transmission between 8/16-bit SFR

and internal RAM: 2 clocks

Multiplier and divider/multiplier accumulator

?16-bit x 16-bit = 32-bit (not signed or signed)

?32 bit x 32 bits = 32 bits (unsigned)

?16-bit x 16-bit + 32-bit = 32-bit (unsigned or

sign) 

Serial interface

?CSI: 1 to 3 channels

?UART: 1 to 3 channels

?Simplified I2C communication: 0 to 3 channels

?I2C communication: 1 channel

Timer

?16-bit timer: 4 to 8 channels

?12-bit interval timer: 1 channel

?Watchdog timer: 1 channel (can be used with

Special low-speed film

Oscillator)

A/D converter

?8/10-bit resolution A/D converter (VDD = 1.8 to 5.5 V)

?8 to 11 channels, internal reference voltage (1.45 V),

and temperature sensor notes

I/O port

?I/O ports: 18 to 26

(n-ch open drain I/O [with 6 V] voltage: 2,

N-CH open drainage I/O [VDD withstand voltage]: 4 to 9)

?Can be set to N-CH open drainage, TTL input buffer, then

On-chip pull-up resistor

?Different potential interfaces: can be connected to 1.8/2.5/3

V-device

?Chip key interrupt function

?On-chip clock output/buzzer output controller

Others

?On-chip BCD (binary decimal) correction circuit

Note that only select in HS (High Speed Master)

model. 

Notes The functionality installed depends on the product. 

Please refer to 1.7 Functional Overview.