November 11, 2004 6881094C12-A
10-10 Troubleshooting Tables: List of Board and IC Signals
R16 VSW2 E401* 1.875 V Yes
H9 V2 E402* 3.0 V Yes
G9 V2 E402* 3.0 V Yes
E15 V2 E402* 3.0 V Yes
A16 V2 E402* 3.0 V Yes
K10 V2 E402* 3.0 V Yes
C12 V2 E402* 3.0 V Yes
D8 V2 E402* 3.0 V Yes
B7 V2 E402* 3.0 V Yes
A4 V2 E402* 3.0 V Yes
A16 V2 E402* 3.0 V Yes
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 256 kHz Yes
K16 CODEC_FSYNC R406 8 kHz Pulse Yes
Table 10-7. U401 MCU/DSP IC Pinouts (Continued)
U401
Pin No. Description To/ Fro m Comment Accessible
on Vocon?