
CHAPTER 1 INTRODUCTION
User
’
s Manual U15862EJ3V0UD
39
1.3 V850ES/KG1
1.3.1 Features (V850ES/KG1)
{
Number of instructions: 83
{
Minimum instruction execution time: 50 ns (operation at main clock (f
XX
) = 20 MHz)
{
General-purpose registers: 32 bits
×
32 registers
{
Instruction set: Signed multiplication (16
×
16
→
32): 1 to 2 clocks
(Instructions without creating register hazards can be continuously executed in parallel)
Saturated operations (overflow and underflow detection functions are included)
32-bit shift instruction: 1 clock
Bit manipulation instructions
Load/store instructions with long/short format
{
Memory space:64 MB of linear address space
Memory block division function: 2 MB, 2 MB (Total of 2 blocks)
{
External bus interface
16-bit data bus
Address bus: Separate output possible
{
Internal memory
μ
PD703212, 703212Y (Mask ROM: 64 KB/RAM: 4 KB)
μ
PD703213, 703213Y (Mask ROM: 96 KB/RAM: 4 KB)
μ
PD703214, 703214Y (Mask ROM: 128 KB/RAM: 6 KB)
μ
PD70F3214, 70F3214Y (Flash memory: 128 KB/RAM: 6 KB)
{
Interrupts and exceptions
Non-maskable interrupts: 3 sources
Maskable interrupts:
35 sources (
μ
PD703212, 703213, 703214, 70F3214)
36 sources (
μ
PD703212Y, 703213Y, 703214Y, 70F3214Y)
Software exceptions:
32 sources
Exception trap:
1 source
{
I/O lines:
Total: 84
{
Key interrupt function
{
Timer/counter
16-bit timer/event counter: 4 channels
8-bit timer/event counter: 2 channels
8-bit timer H: 2 channels
{
Watch timer: 1 channel
{
Watchdog timers
Watchdog timer 1 (also usable as oscillation stabilization timer): 1 channel
Watchdog timer 2: 1 channel
{
Serial interface (SIO)
Asynchronous serial interface (UART): 2 channels
3-wire serial I/O (CSI0): 2 channels
3-wire serial I/O (with automatic transmit/receive function) (CSIA): 2 channels
I
(
μ
PD703212Y, 703213Y, 703214Y, 70F3214Y)
{
A/D converter: 10-bit resolution
×
8 channels
{
D/A converter: 8-bit resolution
×
2 channels
{
Real-time output port: 6 bits
×
1 channel
{
Power-save functions: HALT/IDLE/STOP modes, subclock/sub-IDLE modes
2
C bus interface (I
2
C): 1 channel