Motorola MC9S12GC-Family ユーザーズマニュアル
Device User Guide — 9S12C128DGV1/D V01.05
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2.2 Signal Properties Summary
Table 2-1 Signal Properties
Pin Name
Function 1
Pin Name
Function 2
Pin Name
Function 3
Power
Domain
Internal Pull
Resistor
Description
CTRL
Reset
State
EXTAL
—
—
VDDPLL
NA
NA
Oscillator pins
XTAL
—
—
VDDPLL
NA
NA
RESET
—
—
VDDX
None
None
External reset pin
XFC
—
—
VDDPLL
NA
NA
PLL loop filter pin
TEST
VPP
—
VSSX
NA
NA
Test pin only
BKGD
MODC
TAGHI
VDDX
Up
Up
Background debug, mode pin, tag signal high
PE7
NOACC
XCLKS
VDDX
PUCR
Up
Port E I/O pin, access, clock select
PE6
IPIPE1
MODB
VDDX
While RESET
pin is low: Down
Port E I/O pin and pipe status
PE5
IPIPE0
MODA
VDDX
While RESET
pin is low: Down
Port E I/O pin and pipe status
PE4
ECLK
—
VDDX
PUCR
Mode
Dep
1
Port E I/O pin, bus clock output
PE3
LSTRB
TAGLO
VDDX
PUCR
Mode
Dep
Port E I/O pin, low strobe, tag signal low
PE2
R/W
—
VDDX
PUCR
Mode
Dep
Port E I/O pin, R/W in expanded modes
PE1
IRQ
—
VDDX
PUCR
Up
Port E input, external interrupt pin
PE0
XIRQ
—
VDDX
PUCR
Up
Port E input, non-maskable interrupt pin
PA[7:3]
ADDR[15:1/
DATA[15:1]
—
VDDX
PUCR
Disabled Port A I/O pin & multiplexed address/data
PA[2:1]
ADDR[10:9/
DATA[10:9]
—
VDDX
PUCR
Disabled Port A I/O pin & multiplexed address/data
PA[0]
ADDR[8]/
DATA[8]
—
VDDX
PUCR
Disabled
Port A I/O pin & multiplexed address/data
PB[7:5]
ADDR[7:5]/
DATA[7:5]
—
VDDX
PUCR
Disabled Port B I/O pin & multiplexed address/data
PB[4]
ADDR[4]/
DATA[4]
—
VDDX
PUCR
Disabled
Port B I/O pin & multiplexed address/data
PB[3:0]
ADDR[3:0]/
DATA[3:0]
—
VDDX
PUCR
Disabled Port B I/O pin & multiplexed address/data
PAD[7:0]
AN[7:0]
—
VDDA
PERAD/P
PSAD
Disabled
Port AD I/O pins and ATD inputs
PP[7]
KWP[7]
—
VDDX
PERP/
PPSP
Disabled Port P I/O Pins and keypad wake-up
PP[6]
KWP[6]
ROMCTL
VDDX
PERP/
PPSP
Disabled
Port P I/O Pins, keypad wake-up and ROMON
enable.
enable.
PP[5]
KWP[5]
PW5
VDDX
PERP/
PPSP
Disabled
Port P I/O Pin, keypad wake-up, PW5 output
PP[4:3]
KWP[4:3]
PW[4:3]
VDDX
PERP/
PPSP
Disabled Port P I/O Pin, keypad wake-up, PWM output