Table 7-7. U401 Patriot Mcu/Dsp Ic Pinouts - Motorola ASTRO XTS 5000 Detailed Service Manual

Troubleshooting Tables: List of Board and IC Signals
U401
Pin No.
H10
J14
C14
B14
F6
E5
J6
J5
J4
J3
C16
G11
F1
H4
H6
G2
G11
G7
H7
H1
D1
G5
F3
G4
F2
E1
H6
G3
E7
A8
F8
6881094C31-C

Table 7-7. U401 Patriot MCU/DSP IC Pinouts

Description
EEPOT_INC*
EXT_SPKR_SEL
AUDIO_PA_EN
HOST_WAKE
BATTERY_ID
MECH_SW_BAR
INT_PTT
GCAP_INT
OPT_SEL1_IN
UART_INT*
8KHZ_INT
OPT_SEL2_IN
KP_ROW0
KP_ROW1
KP_ROW2
KP_ROW3
KP_ROW4
KP_ROW5
KP_ROW6
SPARE1_ENC
KP_COL0
KP_COL1
KP_COL2
ENC_RESET
BOOT*
WAKEUP
SPARE2_ENC
NOT USED
NOT USED
NOT USED
MISOA_SEL
To/From Comment
C537 Active Low
Q505, pin 5
R575
C556
Q508, pin 3 Active Low
R216 Active Low
R538
U201 pin 1
R406 8 kHz Pulse
U202 pin 1
C131
C130
C129
C128
C127
C126
C125
J701, pin 32
C134
C133
C132
J701, pin 30
J701, pin 15
J701, pin 26
J701, pin 34
U406, pin 2
7-9
Accessible
on Vocon?
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
Yes
October 14, 2003