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Data Sheet A17989EE2V0DS00

µPD800261

Table 1-11: Trace Port Pin Functions

Pin Name

I/ONote

Function

Alternate FunctionNote

TRACEPKT7

Trace packet bit 7

LBU_A2, RXD_P12

TRACEPKT6

Trace packet bit 6

LBU_A3, RXD_P13

TRACEPKT5

Trace packet bit 5

LBU_A4, CRS_P1

TRACEPKT4

Trace packet bit 4

LBU_A5, RX_ER_P1

TRACEPKT3

Trace packet bit 3

LBU_A6, RX_DV_P1

TRACEPKT2

Trace packet bit 2

LBU_A7, COL_P1

TRACEPKT1

Trace packet bit 1

LBU_A8, RXD_P20

TRACEPKT0

Trace packet bit 0

LBU_A9, RXD_P21

PIPESTA2

CPU pipeline status, bit 2

LBU_A11, RXD_P23

PIPESTA1

CPU pipeline status, bit 1

LBU_A12, CRS_P2

PIPESTA0

CPU pipeline status, bit 0

LBU_A13, RX_ER_P2

TRACESYNC

Trace sync signal

LBU_A10, RXD_P22

ETMEXTIN1

External input to the ETM

LBU_A1, RXD_P11

ETMEXTOUT

Output signal from the ETM

LBU_A0, RXD_P10

Note: Trace port pins are alternatively used as local bus or MII diagnosis pins; the function is selected with the

GPIO_PORT_MODE_H and GPIO_PORT_MODE_L registers. In this table the I/O types are listed for

the trace port pin functions.

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