M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 105

• 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

Table 5.3.3 Count valid levels
Note: The counter does not count while the TAi
5.3.4 Select function
The following describes the selective gate and pulse output functions.
(1) Gate function
Gate function select bits
The gate function is selected by setting the gate function select bits (bits 4 and 3 at addresses 56
to 5A
the TAi
Figure 5.3.5 shows an example of operation selecting the gate function.
When selecting the gate function, set the port P5 and port P6 direction registers’ bits which correspond
to the TAi
width equal to or more than two cycles of the count source.
b4
1
1
16
) to “10
IN
pin’s input signal. Table 5.3.3 lists the count valid levels.
IN
pin for the input mode. Additionally, make sure that the TAi
2
” or “11
b3
0
1
2
.
” The gate function makes it possible to start or stop counting depending on
While TAi
While TAi
7702/7703 Group User’s Manual
Count valid level (Duration when counter counts)
IN
IN
IN
pin’s input signal is not at the count valid level.
pin’s input signal is “L” level
pin’s input signal is “H” level
IN
pin’s input signal has a pulse
5.3 Timer mode
TIMER A
5–15
16