MC9S12T64 Datasheet, PDF (78/608 Pages) Motorola, Inc – Specification

Freescale Semiconductor, Inc.
Pinout and Signal Description
Table 15 Port A, B, E, K, AD Pull-Up, Pull-Down and Reduced Drive Summary
Port
Name
Resistive
Input Loads
Port A
Pull-up
Port B
Port E:
PE7, PE[4:0]
PE[6:5]
Pull-up
Pull-up
Pull-down ⁽¹⁾
Enable Bit
Register
(Address)
Bit Name
PUCR
($000C)
PUPA
PUCR
($000C)
PUPB
PUCR
($000C)
—
PUPE
—
Port K7
Port AD[7:0]
Pull-up
None
PUCR
($000C)
1. Pull-down is only active when RESET is low.
PUPKE
Reset
State
Disabled
Disabled
Reduced Drive Control Bit
Register
(Address)
Bit Name
Reset
State
RDRIV
($000D)
RDPA Full drive
RDRIV
($000D)
RDPB Full drive
Enabled
Enabled
Enabled
—
RDRIV
($000D)
RDRIV
($000D)
RDRIV
($000D)
RDPE
RDPE
RDPK
Full drive
Full drive
Full drive
MC9S12T64Revision 1.1.1
78
Pinout and Signal Description
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