MCF5272 Datasheet, PDF (418/544 Pages) Motorola, Inc – MCF5272 ColdFire Integrated Microprocessor Users Manual

Signal Descriptions
Table 19-1. Signal Descriptions Sorted by Function (Sheet 6 of 8)
Configured
by
(see notes)¹
Port B Cntl
Reg³
0 (Reset)
PB10
Port B Cntl
Reg³
PB11
Port B Cntl
Reg³
PB12
Port B Cntl
Reg³
PB13
Port B Cntl
Reg³
PB14
Port B Cntl
Reg³
PB15
Port B Cntl
PB2
Reg³
Port B Cntl
PB3
Reg³
Port B Cntl
PB4
Reg³
Port B Cntl
PB5
Reg³
Port B Cntl
PB6
Reg³
Port B Cntl
PB7
Reg³
Port B Cntl
PB8
Reg³
Port B Cntl
PB9
Reg³
PST0
PST1
PST2
Pin Functions
1
2
E_TxD1
—
E_RxD3
—
E_RxD2
—
E_RxD1
—
E_RxER
—
E_MDC
—
URT0_
—
CTS
URT0_
—
RTS
URT0_CLK
—
TA
—
—
—
TOUT0
—
E_TxD3
—
E_TxD2
—
—
—
—
—
—
—
3
Description
Map
BGA
Pin
I/O
Drive
(mA)
Cpf
— Port B bit 10/Tx data bit 1 L8 I/O 4 30
(100 Base-T Ethernet
only)
— Port B bit 11/Rx data bit 3 P9 I/O 2 30
(100 Base-T Ethernet
only)
— Port B bit 12/Rx data bit 2 N9 I/O 2 30
(100 Base-T Ethernet
only)
— Port B bit 13/Rx data bit 1 M9 I/O 2 30
(100 Base-T Ethernet
only)
— Port B bit 14/Receive
Error (100 Base-T
Ethernet only)
L9 I/O 2 30
— Port B bit 15/
P10 I/O 2 30
Management Channel
Clock (100 Base-T only)
— Port B bit 2/UART0 CTS H2 I/O 2 30
— Port B bit 3/UART0 RTS H3 I/O 4 30
— Port B bit 4/UART0 baud G3 I/O 2 30
clock
— Port B bit 5/Transfer
acknowledge
F3 I/O 2
— Port B bit 6
G4 I/O 2 30
— Port B bit 7/Timer 0
output compare
M6 I/O 4 30
— Port B bit 8/Tx data bit 3 N8 I/O 4 30
(100 Base-T Ethernet
only)
— Port B bit 9/Tx data bit 2 M8 I/O 4 30
(100 Base-T Ethernet
only)
— Internal processor status B1 O 4 30
0
— Internal processor status C2 O 4 30
1
— Internal processor status C1 O 4 30
2
19-8
MCF5272 ColdFire^® Integrated Microprocessor User’s Manual, Rev. 3
Freescale Semiconductor