ZBasic System Library
9
ZBasic Microcontrollers
ZX-24e, ZX-24ae
USART0
Com1¹
1, D.1
2, D.0
ZX-24ne, ZX-24pe
USART0
Com1¹
1, D.1
2, D.0
USART1
Com2
17, D.3
18, D.2
ZX-24nu, ZX-24pu, ZX-24ru, ZX-24su
USART0
Com1
1, D.1
2, D.0
USART1
Com2
17, D.3
18, D.2
ZX-24xu
USARTD0
Com1
1, D.3
2, D.2
USARTD1
Com2
13, D.7
14, D.6
USARTC0
Com7
9, C.3
10, C.2
USARTC1
Com8
5, C.7
6, C.6
USARTE0
Com9
21, E.3
22, E.2
ZX-328nu
USART0
Com1
19, D.1
20, D.0
ZX-128e, ZX-128ne, ZX-1281e, ZX-1281ne
USART0
Com1¹
19, E.1
20, E.0
USART1
Com2
9, D.3
10, D.2
¹For these devices, the Com1 signals are logically inverted.
Hardware UART Channel Assignment and I/O Pin Usage for Generic Target Devices
Target Device
Pkg.
UART
Chan.
Tx Pin
Rx Pin
tiny24, tiny24A, tiny44, tiny44A, tiny84, tiny84A, tiny48,
tiny88
all
-
-
-
-
tiny87, tiny167
S20
LIN/UART
Com1
2, A.1
1, A.0
T32
LIN/UART
Com1
30, A.1
29, A.0
tiny2313, tiny2313A, tiny4313
P20
USART0
Com1
3, D.1
2, D.0
Q20
USART0
Com1
1, D.1
20, D.0
tiny828
T32
USART0
Com1
2, C.3
1, C.2
tiny441, tiny841
S14
USART0
Com1
12, A.1
11, A.2
USART1
Com2
8, A.5
9, A.4
Q20
USART0
Com1
4, A.1
3, A.2
USART1
Com2
20, A.5
1, A.4
tiny1634
S20
USART0
Com1
1, B.0
2, A.7
USART1
Com2
19, B.2
20, B.1
Q20
USART0
Com1
19, B.0
20, A.7
USART1
Com2
17, B.2
18, B.1
mega16, mega16A, mega32, mega32A,
mega644, mega644A
P40
USART0
Com1
15, D.1
14, D.0
T44
USART0
Com1
10, D.1
9, D.0
mega164A, mega164P, mega164PA, mega324P,
mega324PA, mega644P, mega644PA, mega1284P
P40
USART0
Com1
15, D.1
14, D.0
USART1
Com2
17, D.3
16, D.2
T44
USART0
Com1
10, D.1
9, D.0
USART1
Com2
12, D.3
11, D.2
mega48, mega48A, mega48P, mega48PA, mega48PB
mega8, mega8A, mega88, mega88A, mega88P,
mega88PA, mega88PB, mega168, mega168A,
mega168P, mega168PA, mega168PB, mega328,
mega328P, mega328PB
P28
USART0
Com1
3, D.1
2, D.0
T29
USART0
Com1
27, D.1
26, D.0
T32
USART0
Com1
31, D.1
30, D.0
(mega328PB only)
T32
USART1
Com2
15, B.3
16, B.4
mega64, mega64A, mega128, mega128A, mega1281,
mega2561, AT90CAN32, AT90CAN64, AT90CAN128
T64
USART0
Com1
3, E.1
2, E.0
USART1
Com2
28, D.3
27, D.2
mega640, mega1280, mega2560
T100
USART0
Com1
3, E.1
2, E.0
USART1
Com2
46, D.3
45, D.2
USART2
Com7
13, H.1
12, H.0
USART3
Com8
64, J.1
63, J.0
mega8U2, mega16U2, mega32U2,
AT90USB82, AT90USB162
T32
USART1
Com1
9, D.3
8, D.2
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