— 28 —
P60 A16 KI14 I I I U -
P61 A17 KI15 I I I U -
P62 A18 SW KEY IN I I I U + SWITCH common input
P63 A19 MODE COM I O I U - MODE KEY common output
P64 RD DW 0 I O I +
P65 WR DW 1 I O I +
P66 WAIT DW 2 I O I +
P67 ASTB DW 3 I O I +
P70 RxD2 KEY TYPE 1 I I I U + KEYboard TYPE 1
P71 TxD2 R SELECT I O I U - Printer R SEL
P72 ASCK2 J SELECT I O I U - Printer J SEL
P80 A0 I O I - SA0/SA1/DG0
P81 A1 I O I - SB0/SB1/DG1
P82 A2 I O I - SC0/SC1/DG2
P83 A3 I O I -
SD0/SD1/DG3
P84 A4 I O I - SE0/SE1/DG4
P85 A5 I O I - SF0/SF1/SCLK0
P86 A6 I O I - SG0/SG1/SCLK1
P87 A7 I O I -
SDP0/SDP1/STR
P90 KI8 I I I U -
P91 KI9 I I I U -
P92 KI10 I I I U -
P93 KI11 I I I U -
P94 KI12 I I I U -
P95 KI13 I I I U -
P100 TI5/TO5 BUZZER I O I BUZZER
P101 TI6/TO6 KC8 I O I U -
P102 TI7/TO7 KC9 I O I U -
P103 TI8/TO8 KC10 I O I U -
P120 RTP0 R STEP MOTOR I O I U - STEP MOTOR FHASE0
P121 RTP1 R STEP MOTOR I O I U -
STEP MOTOR FHASE1
P122 RTP2 J STEP MOTOR I O I U -
STEP MOTOR FHASE0
P123 RTP3 J STEP MOTOR I O I U -
STEP MOTOR FHASE1
P124 RTP4 STB0 I O I U - STB0
P125 RTP5 STB1 I O I U - STB1
P126 RTP6 STB2 I O I U - STB2
P127 RTP7 LATCH I O I U - Printer LATCH
P130 ANO0 PrinterBusy I O I U + Printer Busy to HOST
P131 ANO1 PrinterBuffReady I O I U - PrinterBuffReady to HOST
SWITCH KI MODE COM
KC0 MS0 PGM
KC1 MS1 RF
KC2 MS2 REG1
REG2
X
Z
X2/Z2
OFF
KEY common
output
KEY input
(MODE input)
KEY input
(MODE input)
N-ch
Open
Drain
LED
Control
Port Convertible terminal Function Commnet
I/O
Circuit Logic
Initial Normal
Power Failure
KI0
KI1
KI2
KI7
KI3
KI4
KI5
KI6
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