參數(shù)資料
型號: MC16V1CPU20B1
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 20.97 MHz, MICROCONTROLLER, PQFP100
封裝: TQFP-100
文件頁數(shù): 85/128頁
文件大小: 571K
代理商: MC16V1CPU20B1
MOTOROLA
MC68HC16V1
6
MC68HC16V1TS/D
1.4 Address Map
Figure 3 is a map of the MCU internal addresses. The boot ROM may or may not be enabled, depend-
ing on the system configuration during reset. Unimplemented blocks are mapped externally.
Figure 3 MC68HC16V1 Address Map
1.5 Intermodule Bus
The intermodule bus (IMB) is a standardized bus developed to facilitate design and operation of mod-
ular microcontrollers. It contains circuitry that supports exception processing, address space partition-
ing, multiple interrupt levels, and vectored interrupts. MCU modules communicate with one another and
with external components via the IMB. Although the full IMB supports 24 address and 16 data lines, the
CPU16 uses only 20 address and 16 data lines. ADDR[23:20] follow the logic state of ADDR19. Ad-
dresses $080000 to $F7FFFF are not accessible. Only ADDR[17:0] are externally accessible on the
MC68HC16V1.
BOOT ROM
512 BYTES
QSM
512 BYTES
SLIM
128 BYTES
GPT
64 BYTES
$YFF000
$YFF900
$YFF93F
$YFFA00
$YFFA7F
$YFFC00
$YFFDFF
$YFFFFF
$000000
$000000 + $1FF
Y = M111, WHERE M IS THE STATE OF THE MODULE MAPPING (MM) BIT IN THE MODULE
CONFIGURATION REGISTER.
V1 ADDRESS MAP
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