MC9RS08KA8 Datasheet, PDF (4/40 Pages) Freescale Semiconductor, Inc – MCU Block Diagram

Pin Assignments
Table 1. Pin Availability by Package Pin-Count
Pin
Number
<-- Lowest Priority --> Highest
20 16 Port Pin
Alt 1
Alt 2
1 1 PTA5
TCLK
2 2 PTA4
ACMPO
BKGD
33
44
5 5 PTB7
6 6 PTB6
7 7 PTB5
8 8 PTB4
SCL¹
SDA¹
TPMCH1²
TPMCH0²
9 — PTC3
10 — PTC2
11 — PTC1
12 — PTC0
13 9 PTB3
KBIP7
14 10 PTB2
KBIP6
15 11 PTB1
KBIP5
16 12 PTB0
KBIP4
17 13 PTA3
KBIP3
SCL¹
18 14 PTA2
KBIP2
SDA¹
19 15 PTA1
KBIP1
TPMCH1²
20 16 PTA0
KBIP0
TPMCH0²
1 _{IIC pins can be remapped to PTA3 and PTA2}
2 _{TPM pins can be remapped to PTA0 and PTA1}
Alt 3
RESET
MS
ADP11
ADP10
ADP9
ADP8
ADP7
ADP6
ADP5
ADP4
ADP3
ADP2
ADP1
ADP0
Alt 4
V_PP
V_DD
V_SS
EXTAL
XTAL
ACMP–
ACMP+
PTA5/TCLK/RESET/V_PP
1
PTA4/ACMPO/BKGD/MS
2
V_DD
3
V_SS
4
PTB7/SCL/EXTAL
5
PTB6/SDA/XTAL
6
PTB5/TPMCH1
7
PTB4/TPMCH0 8
PTC3/ADP11
9
PTC2/ADP10
10
20 PTA0/KBIP0/TPMCH0/ADP0/ACMP+
19 PTA1/KBIP1/TPMCH1/ADP1/ACMP–
18 PTA2/KBIP2/SDA/ADP2
17 PTA3/KBIP3/SCL/ADP3
16 PTB0/KBIP4/ADP4
15 PTB1/KBIP5/ADP5
14 PTB2/KBIP6/ADP6
13 PTB3/KBIP7/ADP7
12 PTC0/ADP8
11 PTC1/ADP9
Figure 2. MC9RS08KA8 Series in 20-Pin PDIP/SOIC Package
MC9RS08KA8 Series, Rev. 1
4
Preliminary—Subject to Change Without Notice
Freescale Semiconductor