November 16, 2006 6881094C31-E
7-18 Troubleshooting Tables: List of Board and IC Signals
Table 7-8. U301 Flipper IC Pinouts
U301
Pin No.
Description To/From Comment
Accessible
on Vocon?
E7 RXDIN_ENC_3V R308 Yes
D5 TXDO_BDI_5V R329* 5 V RS232
Data Out
Yes
C7 RXDIN_5V R328* 5 V RS232
Data In
Yes
A8 RTS D303 pin 3 Request to
Send (RS232)
Yes
D7 CTS R303 Clear to Send
(RS232)
Yes
H8 CTS_FILLREQ_3V R306** Yes
H3 16.8 MHz C307* 16.8 MHz
Clock
Yes
H6 13 MHz R302
R331*
13 MHz Clock
(OUT)
Yes
H5 PLL_LFT C302* PLL Loop
Filter
Yes
F4 CODEC_DCLK R405 520 kHz Yes
E5 CODEC_FSYNC R406 8 kHz Pulse Yes
G4 UCM_SS J701 pin 28 Yes
G2 V2 C304* 3.0 V Yes
F1 V2 C317* 3.0 V Yes
F3 VSS3_DC GROUND Yes
F2 VSS3_AC GROUND Yes
D8 VCC5 C305* 5.0 V Yes
C8 VSS5 GROUND Yes
A7 LI_CELL C312* 3.0-3.3 V Yes
C6 VSS3_XTL GROUND Yes
A4 UART_TX NC No
C4 UART_RX NC No
G3 ONE_WIRE_UP No
G7 KVL_USB_DET No
G1 ONE_WIRE_EN* No
B5 BSY_IN_RTS No
C5 BSY_OUT_CTS No
E4 UCTS1_USB_SPEED* No
C1 USB_TXENAB No
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