UPD78F0078GK-9ET-A Renesas Electronics America, UPD78F0078GK-9ET-A Datasheet - Page 206

• Manufacturer Part Number: UPD78F0078GK-9ET-A
• Manufacturer: Renesas Electronics America

Specifications of UPD78F0078GK-9ET-A

• Lead Free Status / Rohs Status: Supplier Unconfirmed

(2) Operation with CR5n changed
204
Count clock
INTTM5n
Count clock
INTTM5n
TCE5n
TM5n
CR5n
Caution
Remark n = 0, 1
TO5n
TCE5n
TM5n
CR5n
TO5n
H
N N + 1 N + 2
t
H
N N + 1 N + 2
t
When reading from CR5n between <1> and <2> in Figure 9-14, the value read differs from the
actual value (read value: M, actual value of CR5n: N).
(a) CR5n value is changed from N to M before clock rising edge of FFH
(b) CR5n value is changed from N to M after clock rising edge of FFH
N
N
<1> CR5n change (N
Value is transferred to CR5n at overflow immediately after change.
Value is transferred to CR5n at second overflow.
Figure 9-14. Timing of Operation with CR5n Changed
<1> CR5n change (N
CHAPTER 9 8-BIT TIMER/EVENT COUNTERS 50, 51
FFH 00H 01H
FFH 00H 01H
<2>
02H
N
User’s Manual U14260EJ4V0UD
02H
M
M)
M)
N N + 1 N + 2
M M + 1 M + 2
FFH 00H 01H 02H
<2>
FFH 00H 01H 02H
M
M M + 1 M + 2
M M + 1 M + 2