Target Connector J1 - Motorola M68LC302CAF20VCT User Manual

Pin
Mnemonic
No.
1 PTB0/MCLK
2 PTA0
3 V
SS
4 PTA1/KBD1
5 PTB1
6 PTA2/KBD2
7 V
SS
8 PTA3/KBD3
9 PTB2/TCH0
10 PTA4/KBD4
11 V
SS
12 PTA5/KBD5
13 PTB4/TCH1
14 PTA6/KBD6
15 V
SS
16 PTA7
17 PTB5
18 V
SS
19 PTB3/TCLK
20 V
SS
21 V
SS
22 V
SS
23 OSC1
24 V
DD
25 RST
26 V
DD
27 IRQ
M68ICS08RK In-Circuit Simulator — Rev. 1
MOTOROLA
Table 3-1. Target Connector J1
Schematic
Direction
NET
TGT-PTB0 Bidirectional
TGT-PTA0 Bidirectional
GND Ground
PTA1 Bidirectional
PTB1 Bidirectional
PTA2 Bidirectional
GND Ground
PTA3 Bidirectional
TG-PTB2 Bidirectional
PTA4 Bidirectional
GND Ground
PTA5 Bidirectional
PTB4 Bidirectional
PTA6 Bidirectional
GND Ground
PTA7 Bidirectional
PTB5 Bidirectional
GND Ground
TGT-PTB3 Bidirectional
GND Ground
GND Ground
GND Ground
OSC1 In
TGT-VDD Power
TGT-RST In or out
TGT-VDD Power
TGT-IRQ In
Support Information
RKICS Connector Signal Definitions
Signal Description
Port B I/O – bit 0
Port A I/O / keyboard interrupt – bit 0
Unavailable MCU connection
MCU ground
Port A I/O / keyboard interrupt – bit 1
Port B I/O – bit 1
Port A I/O / keyboard interrupt – bit 2
MCU ground
Port A I/O / keyboard interrupt – bit 3
Port B I/O – bit 2
Port A I/O / keyboard interrupt – bit 4
MCU ground
Port A I/O / keyboard interrupt – bit 5
Port B I/O – bit 4
Port A I/O / keyboard interrupt – bit 6
MCU ground
Port A I/O – bit 7
Port B I/O – bit 5
MCU ground
Port B I/O – bit 3
MCU ground
MCU ground
MCU ground
Crystal amplifier input
MCU power
External reset
MCU power
External Interrupt
Support Information
User's Manual
37