Motorola ASTRO XTS 5000 Detailed Service Manual page 168

Troubleshooting Tables: List of Board and IC Signals
U301
Pin
Description
No.
B4 IGN_X
B5 BBP_SYNC
B6 SPI_DI
B7 VC_TX
B8 USB1_OE
B9 USB2_DAT_VP
B10 CTS_X
B11 AD_TRIG
B12 OPTION_INTX
B13 VBUS_SUPPLY
C1 XTAL32_IN
C2 VSAVE
C3 PGLDO2
C4 SCAN_EN
C5 RESETX
C6 SPI_DO
C7 BOOT_NORM_X
C8 USB1_DAT_TXD
USB2_SE0_VM_R
C9 XD
C10 USB_INTX
6881094C31-E
Table 7-10. U501 MAKO IC Pinouts (for kit NNTN5567)
To/From
NC
R437
U701 pin 3
NC
TP_USB_TX
ENAB
TP_USB_VP
1
TP_UCTS1_
USB_SPEED
*
U401 pin F13
NC
NC
Y501 pin 2
R593
GND
GND
TP_MAKO_R
ESET
TP_SPI_MO
SIB
R583
TP_UTXD1_
USB_VPO
TP_URXD1_
USB_VMI
NC
Comment
48KHz at Logic Level
SPI Data In
Output Enable used for USB Mode,
Active Low Input
Rx Vplus Output at 3.3V Logic Level
Active Low Signal Operates at Logic
Level
Active High Trigger to Start A/D,
Logic Level
32.768KHz Oscillator
2.5Vdc
Active Low Asserted Reset,
Operates at Logic Level
Digital Output of SPI data to
Microprocessor, Operates at Logic
Level
Selects Bootstrap Mode or Normal,
Operates at Logic Level
Digital Input for USB or RS232
Operates at Logic Level
Output for Vminus or Output for
RS232 Data
7-25
Accessible
on Vococn
No
Yes
Yes
No
Yes
Yes
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
November 16, 2006