TMP92CZ26A

92CZ26A-40

Table 3.3.6 Input Buffer State Table

Input Buffer State

In HALT mode (IDLE2/1/STOP)

When the CPU is operating <PxDR>=1 <PxDR>=0

Port Name Input Function

Name During Reset When Used as

function Pin When Used

as Input port

When Used

as function

Pin

When Used

as Input port

When Used

as function

Pin

When Used

as Input port

D0-D7 D0-D7 OFF
P10-P17 D8-D15 16bit Start OFF
Boot Start ON
ON upon
external read OFF OFF
P60-P67 16bit Start OFF
Boot Start ON
P71-P74
P75 NDR/ W
P76 WAIT ON ON OFF
P90
P91 RXD0
P92 0CTS ,SCLK0
P96 *1 INT4
ON ON OFF
P97
PA0-PA7 *1 KI0-7
PC0 INT0
PC1 INT1,TA0IN
PC2 INT2
PC3 INT3,TA2IN
ON ON OFF
PC4-PC7
PF0-PF5
ON
ON
ON
PG0-PG2
PG4,PG5 *2
PG3 *2 ADTRG
OFF
ON
ON upon port
read ON
OFF
ON
PJ5-PJ6
PN0-PN7
PP1-PP2
PP3 INT5
PP4 INT6,TB0IN0
PP5 INT7,TB1IN0
PR0 SPDI
ON ON OFF
PR1-PR3
PT0-PT7
PU0-PU4,
PU6,PU7
PU5
PV0-PV2
PV6-PV7 SDA, SCL
PW0-PW7
PX5 X1USB
PX7
OFF
PZ0-PZ5
EI_PODDATA,
EI_SYNCLK,
EI_PODREQ,
EI_REFCLK,
EI_TRGIN,
EI_COMRESET
ON ON
ON
PZ6-PZ7
ON
ON
ON
OFF
DBGE
D+, D-
RESET
AM0,AM1
Always ON
X1,XT1 IDLE2/DLE1: ON
ON: The buffer is always turned on. A current flows the input buffer if the input
pin is not driven.
OFF: The buffer is always turned off.
- : No applicable
*1: Port having a pull-up/pull-down resistor.
*2: AIN input does not cause a current to flow through the buffer.