MC68HC05C9A Datasheet, PDF (17/124 Pages) Freescale Semiconductor, Inc – Microcontrollers

Functional Pin Descriptions
RESET 1
IRQ 2
N/C 3
PA7 4
PA6 5
PA5 6
PA4 7
PA3 8
PA2 9
PA1 10
PA0 11
PB0 12
PB1 13
PB2 14
PB3 15
N/C 16
PB4 17
PB5 18
PB6 19
PB7 20
V_SS 21
42 V_DD
41 OSC1
40 OSC2
39 TCAP
38 PD7
37 TCMP
36 PD5/SS
35 PD4/SCK
34 PD3/MOSI
33 PD2/MISO
32 PD1/TDO
31 PD0/RDI
30 PC0
29 PC1
28 PC2
27 N/C
26 PC3
25 PC4
24 PC5
23 PC6
22 PC7
Figure 1-4. 42-Pin SDIP Pin Assignments
NOTE
If MC68HC705C9A devices are to be used in the same socket, pin 3 should
be tied to V_DD.
MC68HC05C9A Advance Information Data Sheet, Rev. 5.1
Freescale Semiconductor
17