Renesas RSKH8SX1668

We have board support packages (BSPs) and complete projects available for various Renesas Eval boards.

Different software packages are available for different boards; the packages include some or all of the following components:

embOS - real time OS / RTOS
emWin - graphic software / GUI
emFile - file system with support for NAND-, NOR- flashes, SD, CF cards, IDE and more
emUSB - USB device stack with support for bulk, MSD, CDC, HID and more

Some packages are executable demos, which can not be modified; some packages are trial versions, which come with the software in a library and the application in source code form, as well as a project for the IDE that has been used. Trial versions can usually be recompiled easily in less than a minute if the required compiler and IDE is installed. The application program can be modified, allowing intensive tests of the software. emWin trial versions usually also contain a simulation environment which allows test and recompilation on a PC.

RSKH8SX1668

Renesas RSKH8SX1668 Eval board

Controller:

R5F61668R

CPU:

H8SX/1668R

Board main Features:

MiniUSB device connector
Internal NOR Flash
Three push buttons
One reset button

Processor main features:

Upward-compatible with H8/300, H8/300H, and H8S CPUs
Can execute object programs of these CPUs
Sixteen 16-bit general registers

Also usable as sixteen 8-bit registers or eight 32-bit registers

87 basic instructions

8/16/32-bit arithmetic and logic instructions
Multiply and divide instructions
Bit field transfer instructions
Powerful bit-manipulation instructions
Bit condition branch instructions
Multiply-and-accumulate instruction

Eleven addressing modes

Register direct
Register indirect
Register indirect with displacement
Index register indirect with displacement
Register indirect with pre-/post-increment or pre-/post-decrement
Absolute address
Immediate
Program-counter relative
Program-counter relative with index register
Memory indirect
Extended memory indirect

Two base registers

Vector base register
Short address base register

4-Gbyte address space

Program: 4 Gbytes
Data: 4 Gbytes

High-speed operation

All frequently-used instructions executed in one or two states
8/16/32-bit register-register add/subtract: 1 state
8 × 8-bit register-register multiply: 1 state
16 ÷ 8-bit register-register divide: 10 states
16 × 16-bit register-register multiply: 1 state
32 ÷ 16-bit register-register divide: 18 states
32 × 32-bit register-register multiply: 5 states
32 ÷ 32-bit register-register divide: 18 states

Four CPU operating modes

Normal mode
Middle mode
Advanced mode
Maximum mode

Power-down modes

Transition is made by execution of SLEEP instruction
Choice of CPU operating clocks

embOS-embUSB trial version HEW