st10f269z1 STMicroelectronics, st10f269z1 Datasheet - Page 79

• Manufacturer Part Number: st10f269z1
• Description: St10f269 16-bit Mcu With Mac Unit, 256k Byte Flash Memory And 12k Byte Ram
• Manufacturer: STMicroelectronics

ST10F269
Figure 32 : Block Diagram of P4.4 and P4.5 Pins
CANy.RxD
XPERCON.b
(CANzEN)
XPERCON.a
(CANyEN)
Read DP4.x
Write DP4.x
Port Output
Read P4.x
Write P4.x
Direction
Latch
Latch
MUX
&
1
Alternate
Function
Enable
1
0
“0”
Alternate
Data
Output
“1”
1
0
MUX
1
0
1
0
MUX
MUX
“0”
Output
Buffer
Clock
Latch
Input
12 - PARALLEL PORTS
1
0
MUX
x = 5, 4
y = 1, 2 (CAN Channel)
z = 2, 1
a = 0, 1
b = 1, 0
P4.x
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