參數(shù)資料
型號: M68LC302CPU16VCT
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 4 CHANNEL(S), 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP100
封裝: 14 X 14 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, PLASITC, LQFP-100
文件頁數(shù): 98/128頁
文件大小: 641K
代理商: M68LC302CPU16VCT
Signal Descriptions
5-4
MC68EN302 REFERENCE MANUAL
MOTOROLA
5.2 MC68EN302/MC68302 COMMON SIGNALS
The following pin/signal combinations are common between the MC68302 and
MC68EN302. Any differences in functionality are noted.
A23–A1
D15–D0
In 8-bit mode bit 15–bit 8 is used on the MC68EN302 rather than bit 7–bit 0 on the
MC68302. All 16 bits of the data bus are driven during an 8-bit write.
R/W
AS
UDS
A0 is not multiplexed with UDS on the EN302
LDS
DTACK
AVEC/IOUT0
IPL2/IRQ7
IPL1/IRQ6
IPL0/IRQ1
FC2–FC0
BR
BG
BGACK
BERR
RESET
HALT
TCLK3/PA11
128
VCC10
PWR
129
FC1
BIDIR
130
FC2
BIDIR
131
CS0/IOUT2
OUT
132
CS1
OUT
133
GND14
PWR
134
CS2
OUT
135
CS3
OUT
PGA only
TPAD2 (TEMP_SENSE)
136
TDO
OUT
137
TDI
IN
PGA only
IAC
OUT
138
PB11
BIDIR
139
PB10
BIDIR
140
PB9
BIDIR
141
PB8
BIDIR
142
WDOG/PB7
BIDIR
143
GND15
PWR
144
TOUT2/PB6
BIDIR
Table 5-1. MC68EN302 144-TQFP Pin/Signal Definition
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