M38062M3-156FP MITSUBISHI [Mitsubishi Electric Semiconductor], M38062M3-156FP Datasheet - Page 13

• Manufacturer Part Number: M38062M3-156FP
• Description: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Fig. 4 Port block diagram (single-chip mode) (1)
(1) Ports P0, P1, P2, P3, P4
(3) Port P4
(5) Port P4
Serial I/O1
synchronous clock selection bit
Data bus
Data bus
Data bus
(7) Ports P5
Data bus
Pulse output mode
Serial I/O1 enable bit
Serial I/O1 mode selection bit
Serial I/O1 enable bit
Receive enable bit
4
6
Timer output
Serial I/O1 clock output
4
Direction register
Direction register
Serial I/O1 enable bit
Direction register
, P5
Port latch
Port latch
Port latch
Direction register
5
Port latch
0
, P4
Serial I/O1 input
Counter input
Interrupt input
1
, P5
0
, P8
Serial I/O1
external
clock input
(2) Ports P4
(4) Port P4
(8) Ports P5
Data bus
Data bus
Data bus
(6) Port P4
Data bus
Serial I/O1 mode selection bit
P4
5
/T
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Serial I/O1 enable bit
5
S
Serial I/O1 ready output
X
2
Transmit enable bit
7
6
RDY1
D P-channel output disable bit
, P4
, P5
Serial I/O1 enable bit
Serial I/O1output
Direction register
Direction register
Direction register
Port latch
Port latch
Port latch
output enable bit
Direction register
3
7
D-A conversion output
, P5
Port latch
1
DA
DA
, P5
1
2
output enable bit (P5
output enable bit (P5
2
, P5
Interrupt input
3
6
7
3806 Group
)
)
13