MC9S08AC128 Datasheet, PDF (7/42 Pages) Freescale Semiconductor, Inc – 8-Bit Microcontroller

Chapter 2 Pins and Connections
Figure 2-3 shows the 44-pin LQFP pin assignments for the MC9S08AC128 Series device.
PTC4 ₁
44
34
43 42 41 40 39 38 37 36 35
33 ^PTG3/KBI1P3
IRQ/TPMCLK
2
32 PTD3/KBI1P6/AD1P11
RESET
3
31 PTD2/KBI1P5/AD1P10
PTF0/TPM1CH2
4
PTF1/TPM1CH3
5
PTF4/TPM2CH0
6
44-Pin LQFP
30
V_SSAD
29
V_DDAD
28 PTD1/AD1P9
PTF5/TPM2CH1
7
27 PTD0/AD1P8
PTE0/TxD1
8
26 PTB3/AD1P3
PTE1/RxD1
9
25
PTB2/AD1P2
PTE2/TPM1CH0 10
24
PTB1/TPM3CH1/AD1P1
PTE3/TPM1CH1 ₁₁
13 14 15 16 17 18 19 20 21
12
22
23 ^{PTB0/TPM3CH0/AD1P0}
Figure 2-3. MC9S08AC128 Series in 44-Pin LQFP Package
Table 2-4. Pin Availability by Package Pin-Count
Pin Number Lowest <-- Priority --> Highest
80 64 44 Port Pin
Alt 1
1 1 1 PTC4
2 2 2 IRQ
TPMCLK¹
3 3 3 RESET
4 4 4 PTF0
TPM1CH2
5 5 5 PTF1
TPM1CH3
6 6 — PTF2
TPM1CH4
7 7 — PTF3
TPM1CH5
8 8 6 PTF4
TPM2CH0
Alt 2
MC9S08AC128 MCU Series Data Sheet, Rev. 1
Freescale Semiconductor
7
Preliminary — Subject to Change