tmp1941af TOSHIBA Semiconductor CORPORATION, tmp1941af Datasheet - Page 81

• Manufacturer Part Number: tmp1941af
• Description: 32-bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

7.3
7.4
Address Bus Bits 16–23 (A16–A23)
RD
and
P3 register.
These pins always function as A[16:23] bits of the address bus.
These pins always function as bus control signals. Upon reset, the internal pullup resistors of the
,
BUSRQ
WR
,
HWR
Address Outputs
pins are enabled; the pullup resistors can be disabled by clearing the corresponding bits in the
HWR
and R/
,
WAIT
Figure 7.3 Address Bus Bits 16–23 (A16–A23)
Figure 7.4
W
are held at logic 1 while
,
BUSRQ
RD
TMP1941AF-41
,
,
WR
BUSAK
,
HWR
P-ch
BUSAK
, R/
,
BUSAK
W
=0.
, R/
W
A16–A23
RD
HWR
,
,
WR
BUSAK
TMP1941AF
, R/
W
2003-03-27
WAIT