HP H8/3003 User Manual page 118

sci0 (Serial communication interface 0)
smr0 Serial mode register 0
brr0 Bit rate register 0
scr0 Serial control register 0
tdr0 Transmit data register 0
ssr0 Serial status register 0
rdr0 Receive data register 0 (Read Only)
sci1 (Serial communication interface 1)
The following registers does not exist in 3030, 3031, and 3032
smr1 Serial mode register 1
brr1 Bit rate register 1
scr1 Serial control register 1
tdr1 Transmit data register 1
ssr1 Serial status register 1
rdr1 Receive data register 1 (Read Only)
adc (A/D converter)
addra A/D data register A (Read Only)
addrb A/D data register B (Read Only)
addrc A/D data register C (Read Only)
addrd A/D data register D (Read Only)
adcsr A/D control/status register
adcr A/D control register
dac (D/A converter)
The following registers does not exist in 3002, 3003, 3030, 3031, and
3032
dadr0 D/A data register 0
dadr1 D/A data register 1
dacr D/A control register
H8/3003 Emulator Specific Command Syntax A-13