z8f1601 ZiLOG Semiconductor, z8f1601 Datasheet - Page 72

• Manufacturer Part Number: z8f1601
• Description: Z8 Encore!? Microcontroller With Flash Memory And 10-bit A/d Converter
• Manufacturer: ZiLOG Semiconductor

Table 33. IRQ2 Enable High Bit Register (IRQ2ENH)
Table 34. IRQ2 Enable Low Bit Register (IRQ2ENL)
PS017609-0803
RESET
RESET
FIELD
FIELD
ADDR
ADDR
BITS
BITS
R/W
R/W
Interrupt Edge Select Register
T3ENH
T3ENL
R/W
R/W
7
7
0
0
T3ENH—Timer 3 Interrupt Request Enable High Bit
U1RENH—UART 1 Receive Interrupt Request Enable High Bit
U1TENH—UART 1 Transmit Interrupt Request Enable High Bit
DMAENH—DMA Interrupt Request Enable High Bit
C3ENH—Port C3 Interrupt Request Enable High Bit
C2ENH—Port C2 Interrupt Request Enable High Bit
C1ENH—Port C1 Interrupt Request Enable High Bit
C0ENH—Port C0 Interrupt Request Enable High Bit
T3ENL—Timer 3 Interrupt Request Enable Low Bit
U1RENL—UART 1 Receive Interrupt Request Enable Low Bit
U1TENL—UART 1 Transmit Interrupt Request Enable Low Bit
DMAENL—DMA Interrupt Request Enable Low Bit
C3ENL—Port C3 Interrupt Request Enable Low Bit
C2ENL—Port C2 Interrupt Request Enable Low Bit
C1ENL—Port C1 Interrupt Request Enable Low Bit
C0ENL—Port C0 Interrupt Request Enable Low Bit
The Interrupt Edge Select (IRQES) register (Table 35) determines whether an interrupt is
generated for the rising edge or falling edge on the selected GPIO Port input pin. The
U1RENH
U1RENL
R/W
R/W
6
6
0
0
U1TENH
U1TENL
R/W
R/W
5
0
5
0
DMAENH
DMAENL
R/W
R/W
4
4
0
0
Z8F640x/Z8F480x/Z8F320x/Z8F240x/Z8F160x
FC7H
FC8H
C3ENH
C3ENL
R/W
R/W
3
0
3
0
C2ENH
C2ENL
R/W
R/W
2
2
0
0
C1ENH
C1ENL
R/W
R/W
Interrupt Controller
1
0
1
0
Z8 Encore!
C0ENH
C0ENL
R/W
R/W
0
0
0
0
®
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