56858EVM Configuration Jumpers
Introduction, Rev. 3
Freescale Semiconductor
1-3
1.2 56858EVM Configuration Jumpers
Ten jumper groups, (JG1-JG11), shown in
Figure 1-2
, are used to configure various features on
the 56858EVM board.
Table 1-1
describes the default jumper group settings.
DSP56858EVM
J3
JTAG
U7
S/N
P2
Y1
U1
S2
S3
S1
S4
P1
LEDS
JG3
JG9
U6
RESET
IRQB
IRQA
1
2
7
8
JG11
J2
P6
1
JG3
3
JG5
JG11
JG5
TB1
P3
P4
P5
JG4
J1
JG10
HEADPHONE
LINE
LINE
IN
OUT
JG9
JG4
3
1
JG10
JG8
U3
U2
JG2
RE10519B REV
JG7
1
2
3
4
JG8
1
2
5
6
JG7
JG2
S4
1
2
3
4
1
2
9
10
JG6
JG6
JG1
J4
J5
JG1
Figure 1-2. 56858EVM Jumper Reference
Table 1-1. 56858EVM Default Jumper Options
Jumper
Group
Comment
Jumpers
Connections
JG1
Enable on-board Word selectable SRAM via CS0 (U2)
1–2
JG2
Enable on-board Byte selectable SRAM via CS1/CS2 (U3)
1-2, 3-4
JG3
Use on-board EXTAL crystal input for oscillator
2–3
JG4
Use on-board XTAL crystal input for oscillator
1–2
JG5
Enable on-board Parallel JTAG Host/Target Interface
NC
JG6
Enable ESSI0 Port for CODEC data
1-2, 3-4, 5-6, 7-8,
9-10
JG7
Enable GPIO for CODEC control
1-2, 3-4, 5-6
JG8
Enable SCI0 Port to RS-232 transceiver
1–2, 3-4
JG9
Enable RS-232 output
NC
JG10
Enable SPI Port to Serial EEPROM/Data FLASH
1–2, 3–4, 5–6 & 7–8
JG11
Enable USB interface via CS3
1-2
Содержание 56858
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