CCU 3000, CCU 3000-I
CCU 3001, CCU 3001-I
0223H
Timer 1 Control Register 2
Bit
7
Reset
Read
Write
x
x
x
x
x
x
x
x
x
x
pin output mode, bit 1: 00 = disabled, 01 = serial out
pin output mode, bit 0: 10 = PWM, 11 = carry accu D
read latch, bit 2: 000 = disabled, 001 = carry accu C
read latch, bit 1: ‘010’ = carry accu D, ‘011’ pin
6
5
4
3
read latch, bit 0: ‘100’ = \pin, ‘101’ = prescaler out-
put, ‘110’ = prescaler input, ‘111’ = undefined
2
1
0
x
x
x
x
x
x
accu clock, bit 1: ‘00’ = presc. input, ‘01’ = pre.output
accu clock, bit 0: ‘10’ = pin, ‘11’ = \ pin
‘1’ = use accu c with accu d as long one (16bit accu)
0224H
Timer 1 Control Register 3
Bit
7
Reset
Read
Write
x
x
x
x
interrupt event, bit 2:‘000’ = none, ‘001’ = pin
6
interrupt event, bit 1:‘010’ = \pin,
‘011’ = carry accu C,
5
4
x
x
x
x
interrupt event, bit 0:‘100’ = carry accu D,
‘101’, ‘110’, ‘111’ = undefined
load event, bit 1: ‘00’: ‘00’ = none,
‘01’ = carry accu C,
3
2
1
0
x
x
x
x
x
x
x
x
load event, bit 0: ‘10 = carry accu D, ‘11’ = reg. load
accu C input: ‘0’ = bus register, ‘1’ = –1
accu D input: ‘0’ = bus register, ‘1’ = –1
serial mode enable: ‘0’ = disable, ‘1’ = enable
0225H
Timer 1 Prescaler Low Byte
Bit
7
Reset
Read
Write
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
scaler value bit 7
scaler value bit 6
scaler value bit 5
scaler value bit 4
scaler value bit 3
scaler value bit 2
scaler value bit 1
scaler value bit 0 (LSB)
6
5
4
3
2
1
0
46
MICRONAS INTERMETALL
MICRONAS [ MICRONAS ]
