Sam4s ER-5200 Service Manual page 38

6 Reference Information
6-1 Semiconductor Base Diagram
Pin Port
1 P9.6 VFD Display Serial Data
2 P9.5 VFD Display Clock
3 P9.4 VFD Display Latch & Strobe
4 P9.3 Thermal Printer Head Latch
5 P9.2 Thermal Printer Head Serial Data
6 P9.1 N.C
7 P9.0 Thermal Printer Head Serial Clock
8 BYTE +5V (VCC)
9 CNVSS +5V (VCC)
10 P8.7 Thermal Printer Head Strobe#4
11 P8.6 Thermal Printer Head Strobe#3
12 RESET /RESET
13 XOUT N.C
14 VSS GND
15 XIN System Clock (14.7456MHz)
16 VCC +5V (VCC)
17 P8.5 Pull-Up (VCC)
18 P8.4 Thermal Printer Head Strobe#2
19 P8.3 Thermal Printer Head Strobe#1
20 P8.2 Interrupt Power Fail Detect
21 P8.1 Memory Chip Enable
22 P8.0 Buzzer
23 P7.7 Power Fail Monitoring
24 P7.6 N.C
25 P7.5 LF Motor Phase B
26 P7.4 LF Motor Phase A
27 P7.3 IRC Receive Enable / DSR #2
28 P7.2 IRC Drive(Transmit) Enable / DTR #2
29 P7.1 RXD #2 / IRC-Receive
30 P7.0 TXD #2 / IRC-Transmit
31 P6.7 TXD #1 (RS-232C #2)
32 P6.6 RXD #1 (RS-232C #2)
33 P6.5 DSR #1 (RS-232C #2)
34 P6.4 DTR #1 (RS-232C #2)
35 P6.3 TXD #0 (RS-232C #1)
36 P6.2 RXD #0 (RS-232C #1)
37 P6.1 DSR #0 (RS-232C #1)
38 P6.0 DTR #0 (RS-232C #1)
39 P5.7 Pull-Up (VCC)
40 P5.6 N.C (ALE)
41 P5.5 Pull-Up (VCC)
42 P5.4 N.C (/HLDA)
43 P5.3 N.C (BCLK)
44 P5.2 /RD (Read)
45 P5.1 N.C (/WRH)
46 P5.0 /WR (Write)
47 P4.7 /CS0 (Chip Select 0)
48 P4.6 /CS1 (Chip Select 1)
49 P4.5 /CS2 (Chip Select 2)
50 P4.4 Address 20
6-2
Function I/O Pin Port
Out 51 P4.3
Out 52 P4.2
Out 53 P4.1
Out 54 P4.0
Out 55 P3.7
- 56 P3.6
Out 57 P3.5
- 58 P3.4
- 59 P3.3
Out 60 P3.2
Out 61 P3.1
In 62 VCC
- 63 P3.0
- 64 VSS
In 65 P2.7
- 66 P2.6
- 67 P2.5
Out 68 P2.4
Out 69 P2.3
In 70 P2.2
Out 71 P2.1
Out 72 P2.0
In 73 P1.7
- 74 P1.6
Out 75 P1.5
Out 76 P1.4
Out 77 P1.3
Out 78 P1.2
In 79 P1.1
Out 80 P1.0
Out 81 P0.7
In 82 P0.6
In 83 P0.5
Out 84 P0.4
Out 85 P0.3
In 86 P0.2
In 87 P0.1
Out 88 P0.0
- 89 P10.7
- 90 P10.6
- 91 P10.5
- 92 P10.4
- 93 P10.3
Out 94 P10.2
- 95 P10.1
Out 96 AVSS
Out 97 P10.0
Out 98 VREF
Out 99 AVCC
Out 100 P9.7
Function
Address 19
Address 18
Address 17
Address 16
Address 15
Address 14
Address 13
Address 12
Address 11
Address 10
Address 9
+5V / VCC
Address 8
Ground
Address 7
Address 6
Address 5
Address 4
Address 3
Address 2
Address 1
Address 0
N.C
N.C
Auto Cutter Motor On/Off
Spool Motor On/Off
Fiscal Write Voltage On/Off
Fiscal EPROM /CS(Chip Select)
Fiscal EPROM Address 17
Fiscal EPROM Address 16
Data 7
Data 6
Data 5
Data 4
Data 3
Data 2
Data 1
Data 0
N.C
N.C
N.C
N.C
N.C
VPH On/Off(Flash) / ADCBAT(EPROM)
ADC Printer Thermister(J-Side)
Ground
ADC Printer Thermister(R-Side)
ADC Reference Voltage Input
+5V (VCC)
N.C(Flash) / VPH On/Off (EPROM)
SAM4S ER-5200 Series
I/O
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
-
Out
-
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
Out
In/Out
In/Out
In/Out
In/Out
In/Out
In/Out
In/Out
In/Out
-
-
-
-
-
Out
In
-
In
In
-
Out