Timer/Counter 3 - IBM EM78P809N Specification

EM78P809N
8-Bit Microcontroller
TC2 pin
Internal clock
Up-counter
TCR2
TC2 interrupt

4.10 Timer/Counter 3

Registers for Timer/Counter 3 Circuit
R_BANK Address NAME
BANK 1 0X05
BANK 1 0X06
BANK 1 0X07
BANK 0 0x0E
SFR 0x0B
SFR 0x0E
42 •
0 1 2
n
Fig. 22. Window Mode Timing Chart
Bit 7 Bit 6
TC3CR TC3CAP TC3S
R/W R/W
TC3DA TC3DA7 TC3DA6 TC3DA5 TC3DA4 TC3DA3 TC3DA2 TC3DA1 TC3DA0
R/W R/W
TC3DB TC3DB7 TC3DB6 TC3DB5 TC3DB4 TC3DB3 TC3DB2 TC3DB1 TC3DB0
R/W R/W
EXIF5 TCIF2
ISFR1
R/W R/W
INT1NR INT0EN
INTCR
R/W R/W
EXIE5 TCIE2
IMR1
R/W R/W
n-3
n-2
match
Bit 5 Bit 4 Bit 3
TC3CK1 TC3CK0 TC3M
R/W R/W R/W
R/W R/W R/W
R/W R/W R/W
ADIF 0 EXIF3
R/W -- R/W
0 INT3ES1
INT3ES0
-- R/W R/W
ADIE 0 EXIE3
R/W -- R/W
Product Specification (V1.0) 07.26.2005
(This specification is subject to change without further notice)
n-1 n 0 2 3
1
counter
clear
Bit 2 Bit 1 Bit 0
0 0 0
-- -- --
R/W R/W R/W
R/W R/W R/W
TCIF4 SPIF
TCIF3
R/W R/W R/W
0 INT1ES TC2ES
-- R/W R/W
TCIE4 SPIE
TCIE3
R/W R/W R/W