M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 152

• Manufacturer Part Number: M37702E6BFS
• Description: EPROM MCU/8BIT CMOS EMULATION CH
• Manufacturer: Renesas Electronics America

Specifications of M37702E6BFS

• Accessory Type: Emulator EPROM MCU
• For Use With/related Products: 7702
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

of the timer Bi mode register and the timer Bi register in the event counter mode.
Table 6.4.1 Specifications of event counter mode
Count source
Count operation
Divide ratio
Count start condition
Count stop condition
Interrupt request occurrence timing
TBi
Read from timer Bi register
Write to timer Bi register
TIMER B
6.4 Event counter mode
6.4 Event counter mode
In this mode, the timer counts an external signal. (Refer to Table 6.4.1.) Figure 6.4.1 shows the structures
6–14
IN
pin function
Item
•External signal input to the TBi
•The count source’s effective edge can be selected from the falling edge, the rising
•Down-count
•When the counter underflows, reload register’s contents are reloaded
When count start bit is set to “1.”
When count start bit is cleared to “0.”
When the counter underflows.
Count source input
Counter value can be read out.
and counting continues.
edge, or both of the falling and rising edges by software.
(n + 1)
While counting is stopped
When a value is written to the timer Bi register, it is written to both
reload register and counter.
While counting is in progress
When a value is written to the timer Bi register, it is written to only
reload register. (Transferred to counter at next reload time.)
7702/7703 Group User’s Manual
1
n: Timer Bi register setting value
Specifications
IN
pin