HD6413308 Hitachi Semiconductor, HD6413308 Datasheet - Page 168

• Manufacturer Part Number: HD6413308
• Description: Hitachi Single-Chip MicroComputer
• Manufacturer: Hitachi Semiconductor

7.1.3 Input and Output Pins
Table 7-1 lists the input and output pins of the 8-bit timer.
Table 7-1. Input and Output Pins of 8-Bit Timer
Name
Timer output
Timer clock input
Timer reset input
TMCI
TMO
TMRI
External
clock source
TCR:
TCSR:
TCORA:
TCORB:
TCNT:
Clock select
Timer Control Register (8 bits)
Timer Control Status Register (8 bits)
Time Constant Register A (8 bits)
Time Constant Register B (8 bits)
Timer Counter
Control
logic
Abbreviation
TMR0
TMO
TMCI
TMRI
Interrupt signals
0
0
0
Figure 7-1. Block Diagram of 8-Bit Timer
CMIA
CMIB
OVI
Compare-
match A
Compare-
Internal
clock sources
match B
Ø/8
Ø/64
Ø/1024
TMR1
TMO
TMCI
TMRI
Clock
Overflow
Clear
1
1
1
I/O
Output
Input
Input
154
Comparator A
Comparator B
TCORA
TCORB
TCSR
TCNT
TCR
Function
Output controlled by compare-match
External clock source for the counter
External reset signal for the counter
Internal
data bus