Table 10-8. u301 digital-support ic pinouts -17, U301 digital-support ic pinouts – Motorola SSETM 5000 User Manual
Page 151
6881094C12-A
November 11, 2004
Troubleshooting Tables: List of Board and IC Signals
10-17
Table 10-8. U301 Digital-Support 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