Datasheet

Device Overview MC9S12G-Family
MC9S12G Family Reference Manual, Rev.1.23
62 Freescale Semiconductor
1.8 Device Pinouts
1.8.1 S12GN16 and S12GN32
1.8.1.1 Pinout 20-Pin TSSOP
Figure 1-3. 20-Pin TSSOP Pinout for S12GN16 and S12GN32
Table 1-8. 20-Pin TSSOP Pinout for S12GN16 and S12GN32
Function
<----lowest-----PRIORITY-----highest---->
Power
Supply
Internal Pull
Resistor
Package
Pin
Pin
2nd
Func.
3rd
Func.
4th
Func
5th
Func
6th
Func
7th
Func
8th
Func
CTRL
Reset
State
1 PS6 IOC3 SCK0 — — — — — V
DDX
PERS/PPSS Up
2 PS7 ETRIG3 API_EXTCLK ECLK PWM3 TXD0
SS0 — V
DDX
PERS/PPSS Up
3 RESET — — — — — — — V
DDX
PULLUP
4 VDDXRA VRH — — — — — — — — —
5 VSSXA — — — — — — — — — —
6 PE0
1
ETRIG0 PWM0 IOC2 RXD0 EXTAL — — V
DDX
PUCR/PDPEE Down
7 VSS — — — — — — — — — —
8 PE1
1
ETRIG1 PWM1 IOC3 TXD0 XTAL — — PUCR/PDPEE Down
9 TEST — — — — — — — N.A.
RESET pin Down
10 BKGD MODC — — — — — — V
DDX
Always on Up
11 PT1 IOC1
IRQ — — — — — V
DDX
PERT/PPST Disabled
12 PT0 IOC0
XIRQ — — — — — V
DDX
PERT/PPST Disabled
13 PAD0 KWAD0 AN0 — — — — — V
DDA
PER1AD/PPS1AD Disabled
14 PAD1 KWAD1 AN1 — — — — — V
DDA
PER1AD/PPS1AD Disabled
15 PAD2 KWAD2 AN2 — — — — — V
DDA
PER1AD/PPS1AD Disabled
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
S12GN16
S12GN32
20-Pin TSSOP
PS5/IOC2/MOSI0
PS4/ETRIG2/PWM2/RXD0/MISO0
PAD5/KWAD5/ETRIG3/PWM3/IOC3/TXD0/AN5/ACMPM
PAD4/KWAD4/ETRIG2/PWM2/IOC2/RXD0/AN4/ACMPP
PAD3/KWAD3/AN3/ACMPO
PAD2/KWAD2/AN2
PAD1/KWAD1/AN1
PAD0/KWAD0/AN0
PT0/IOC0/XIRQ
PT1/IOC1/IRQ
SCK0/IOC3/PS6
SS0/TXD0/PWM3/ECLK/API_EXTCLK/ETRIG3/PS7
RESET
VRH/VDDXRA
VSSXA
EXTAL/RXD0/PWM0/IOC2/ETRIG0/PE0
VSS
XTAL/TXD0/PWM1/IOC3/ETRIG1/PE1
TEST
BKGD