Download M68HC11E Family Data Sheet

Pin Descriptions
VSS
1
56
EVSS
MODB/VSTBY
2
55
VRH
MODA/LIR
3
54
VRL
STRA/AS
4
53
PE7/AN7
E
5
52
PE3/AN3
STRB/R/W
6
51
PE6/AN6
EXTAL
7
50
PE2/AN2
XTAL
8
49
PE5/AN5
PC0/ADDR0/DATA0
9
48
PE1/AN1
PC1/ADDR1/DATA1
10
47
PE4/AN4
PC2/ADDR2/DATA2
11
46
PE0/AN0
PC3/ADDR3/DATA3
12
45
PB0/ADDR8
PC4/ADDR4/DATA4
13
44
PB1/ADDR9
PC5/ADDR5/DATA5
14
43
PB2/ADDR10
PC6/ADDR6/DATA6
15
M68HC11 E SERIES 42
PB3/ADDR11
PC7/ADDR7/DATA7
16
41
PB4/ADDR12
RESET
17
40
PB5/ADDR13
* XIRQ/VPPE
18
39
PB6/ADDR14
IRQ
19
38
PB7/ADDR15
PD0/RxD
20
37
PA0/IC3
EVSS
21
36
PA1/IC2
PD1/TxD
22
35
PA2/IC1
PD2/MISO
23
34
PA3/OC5/IC4/OC1
PD3/MOSI
24
33
PA4/OC4/OC1
PD4/SCK
25
32
PA5/OC3/OC1
PD5/SS
26
31
PA6/OC2/OC1
VDD
27
30
PA7/PAI/OC1
VSS
28
29
EVDD
* VPPE applies only to devices with EPROM/OTPROM.
Figure 1-5. Pin Assignments for 56-Pin SDIP
M68HC11E Family Data Sheet, Rev. 5.1
Freescale Semiconductor
19