Table 8-6. U401 Patriot Mcu/Dsp Ic Pinouts - Motorola ASTRO XTS 5000 Detailed Service Manual

8-8
U403
Pin No.
D2
C2
C1
B1
G6
F6
F5
E5
D5
C6
C5
B6
D6
E1
U401
Pin No.
H10
J14
C14
B14
F6
E5
J6
J5
J4
J3
C16
G11
F1
April 15, 2002
Table 8-5. U403 SRAM Pinouts (Continued)
Description
DATA 11
DATA 10
DATA 9
DATA 8
DATA 7
DATA 6
DATA 5
DATA 4
DATA 3
DATA 2
DATA 1
DATA 0
VSW2
VSW2

Table 8-6. 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
Troubleshooting Tables: Board and IC Signals
To/From Comment
R435
R434
R433
R432
R431
R430
R429
R428
C411 1.875 V
C411 1.875 V
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
Accessible
on Vocon?
No
No
No
No
No
No
No
No
No
No
No
No
Yes
Yes
Accessible
on Vocon?
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
68P81094C31-O