CHAPTER 1 INTRODUCTION
User’s Manual U15109EJ3V0UD
39
1.2.5 Function blocks (V850/SC1)
(1) Internal block diagram
ROM
CPU
PC
HLDRQ (P96)
HLDAK (P95)
AD0 to AD15
(P40 to P47, P50 to P57)
A16 to A21
(P60 to P65)
A1 to A15
(P34 to P36, P100 to P107, P110 to 113)
ASTB (P94)
DSTB/RD (P93)
R/W/WRH (P92)
0UBEN (P91)
LBEN/WRL (P90)
WAIT(P110)
Multiplier
16
×
16
→
32
ROM
correction
32-bit barrel
shifter
System
registers
General-purpose
registers
32 bits
×
32
512
KB
RAM
24
KB
INTC
SIO
CSI0/I
2
C0
CSI2/I
2
C1
CSI3/UART1
CSI4/UART0
CSI6
UART2
SO0
SI0/SDA0
SCK0/SCL0
Timer counter
(16-bit timer)
TM0, TM1
TM7 to TM12
TM5, TM6
NMI
INTP0 to INTP9
TI00, TI01,TI10, TI11
TI70, TI71, TI80, TI81
TI90, TI91, TI100, TI101
TI110, TI111, TI120, TI121
TO0, TO1, TO7 to TO12
TI5, TO5, TI6, TO6
SO2
SI2/SDA1
SCK2/SCL1
SO3/TXD1
SI3/RXD1
SCK3/ASCK1
SO4/TXD0
SI4/RXD0
SCK4/ASCK0
SO5
SI5
SCK5
Key return
function
DMAC: 6 ch
Watch timer
Watchdog
timer
KR0 to KR7
SO6
SI6
SCK6
TXD2
RXD2
ASCK2
UART3
TXD3
RXD3
ASCK3
ALU
Ports
Instruction
queue
BCU
P170 to P176
P150 to P157
P140 to P147
P130 to P133
P120 to P127
P110 to P117
P100 to P107
P90 to P96
P80 to P83
P70 to P77
P60 to P65
P50 to P57
P40 to P47
P30 to P37
P20 to P27
P10 to P17
P00 to P07
PORTV
DD0
to PORTV
DD2
PORTGND0, PORTGND1
A/D
converter
CLKOUT
X1
X2
XT1
XT2
RESET
V
DD0
GND0
VM45
V
DD0
GND0
VM45
V
DD1
PORTV
DD0
PORTV
DD1
PORTV
DD2
PORTGND0
PORTGND1
GND1
GND2
V
PP
/MODE
Note
CPUREG
ADCV
DD
ADCGND
ANI0 to ANI11
ADTRG
CG
3.3 V
Regulator
CSI5
Note
µ
PD703068Y: MODE
µ
PD70F3089Y: V
PP
(connect to either GND0, GND1, or GND2 in normal operating mode)