UPD75518 NEC, UPD75518 Datasheet - Page 143

• Manufacturer Part Number: UPD75518
• Description: 4 BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC

Bit sequential buffers (BSB0 to BSB3)
Serial bus inter-
face
(Channel 0)
A/D converter
Clock genera-
tor, clock out-
put circuit
Serial interface
(Channel 1)
Interrupt
Digital ports
Shift register 0 (SIO0)
Operation mode register 0 (CSIM0)
SBI control register (SBIC)
Slave address register (SVA)
P01/SCK0 output latch
Mode register (ADM), EOC
SA register
Processor clock control register
(PCC)
System clock control register (SCC)
Clock output mode register (CLOM)
Shift register (SIO1)
Operation mode register 1 (CSIM1)
Serial transfer end flag (EOT)
Interrupt request flag (IRQ
Interrupt enable flag (IE
Interrupt master enable flag (IME)
INT0, INT1 and INT2 mode regis-
ters (IM0, IM1, IM2)
Output buffer
Output latch
I/O mode registers (PMGA, PMGB,
PMGC)
Pull-up resistor specification regis-
ter (POGA)
Hardware
Table 7-1 Statuses of the Hardware after a Reset (2/2)
)
)
RESET input in a standby mode
Held
0
0
Held
1
04H (EOC = 1)
Undefined
0
0
0
Held
0
0
Reset (0)
0
0
0, 0, 0
Off
Clear (0)
0
0
Held
Undefined
0
0
Undefined
1
04H (EOC = 1)
Undefined
0
0
0
Undefined
0
0
Reset (0)
0
0
0, 0, 0
Off
Clear (0)
0
0
Undefined
RESET input during operation
PD75518(A)
143