6881094C31-E November 16, 2006
Troubleshooting Tables: List of Board and IC Signals 7-11
H2 V2 E402* 3.0 V Yes
K3 VSW2 E401* 1.875 V Yes
R8 VSW2 E401* 1.875 V Yes
G15 VSW2 E401* 1.875 V Yes
C10 VSW2 E401* 1.875 V Yes
K12 URXD1_USB_VMI No
L16 URTS1_XRXD No
F13 ADTRIG No
B16 URXD2 U303, pin 4 Yes
D14 BSY_IN_RTS No
B12 RX_SSI_DATA R123 Data From
Abacus to
DSP
Yes
C11 TX_SSI_CLK R125 1.536 MHz Yes
B10 RED_LED Q201, pin 3 Active High Yes
D10 GREEN_LED Q201, pin 5 Active High Yes
B11 TX_SSI_FSYNC R119 48 kHz Yes
J10 CODEC_TX R402 GCAP to DSP
Tx Audio Data
Yes
J15 CODEC_DCLK R405 520 kHz
(NTN9564
NNTN4563
NNTN4819)
256 kHz
(NNTN4717)
Yes
K16 CODEC_FSYNC R406 8 kHz Pulse Yes
D7 SPI_MISOA MISOA SPI A Data In Yes
D3 SPI_MISOB MISOB SPI B Data In Yes
E6 NOT USED No
F7 NOT USED No
D6 EEPROM_SEL* R132 Active Low Yes
C5 AD_CS* R133 Active Low Yes
A9 NOT USED No
B8 NOT USED No
Table 7-7. U401 Patriot MCU/DSP IC Pinouts (Continued)
U401
Pin No.
Description To/From Comment
Accessible
on Vocon?
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