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Diffstat (limited to 'src/devices/cpu/diablo/diablo1300.cpp')
-rw-r--r--src/devices/cpu/diablo/diablo1300.cpp60
1 files changed, 30 insertions, 30 deletions
diff --git a/src/devices/cpu/diablo/diablo1300.cpp b/src/devices/cpu/diablo/diablo1300.cpp
index ee2ae5264a2..2e04796a582 100644
--- a/src/devices/cpu/diablo/diablo1300.cpp
+++ b/src/devices/cpu/diablo/diablo1300.cpp
@@ -2,7 +2,7 @@
// copyright-holders:Joakim Larsson Edstrom
// thanks-to: Jeff Laughton
/*
- Diablo 1300 series Printer TTL CPU
+ Diablo 1300 series Printer TTL CPU
The work is based on the RE done by Jeff Laughton http://laughtonelectronics.com/Arcana/Diablo%20CPU/DiabloCPU.html
*/
@@ -199,23 +199,23 @@ void diablo1300_cpu_device::execute_run()
switch (op & 0x0007)
{
case 0:
- /* OUTPUT Dport, Sreg: Output register SSSS via reg A to port DDD, reg B and carry are cleared
+ /* OUTPUT Dport, Sreg: Output register SSSS via reg A to port DDD, reg B and carry are cleared
111A SSSS 0DDD RIII
- A = 0: register is ORed into reg A, = 1: register is copied into reg A
+ A = 0: register is ORed into reg A, = 1: register is copied into reg A
SSSS = Source register
DDD = Destination port address
R = RAM bank select
III = 000 (opcode)
*/
LOGOP("OUTPUT dv%d, r%02X\n",
- (op & 0x0070) >> 4,
- ((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
+ (op & 0x0070) >> 4,
+ ((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
m_a = read_reg(((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
m_b = 0;
m_carry = 0;
write_port((op & 0x0070) >> 4, m_a);
break;
- case 1:
+ case 1:
/* JNC Addr: Set PC to address H AAAA AAAA, reg B and carry are cleared
AAAA AAAA 0000 HIII
AAAA AAAA = 8 low bits in Destination Address
@@ -250,8 +250,8 @@ void diablo1300_cpu_device::execute_run()
III = 011 (opcode)
*/
LOGOP("LDBBIT r%02X, %02X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
- (op & 0xff00) >> 8);
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
+ (op & 0xff00) >> 8);
m_a = (op & 0xff00) >> 8;
m_b = read_reg(((op & 0x00f0) >> 4));
m_carry = (m_a & m_b) != 0 ? 1 : 0;
@@ -262,12 +262,12 @@ void diablo1300_cpu_device::execute_run()
case 0x4000:
/* XLAT Dreg: Load table data into A and reg, 0 into B
II10 0000 AAAA RIII
- AAAA = Register
- R = RAM bank select
- II III = 01xx xxxx xxxx x100 (opcode)
+ AAAA = Register
+ R = RAM bank select
+ II III = 01xx xxxx xxxx x100 (opcode)
*/
LOGOP("XLAT r%02X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0));
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0));
m_a = read_table(m_b + m_carry);
m_b = 0;
m_carry = 0;
@@ -277,15 +277,15 @@ void diablo1300_cpu_device::execute_run()
case 0xc000:
/* MOVCPL Dreg, Sreg: register to register within RAM bank, acc B and carry is cleared
II11 SSSS DDDD RIII
- SSSS = Source Register
- DDDD = Destination register
- R = RAM bank select
- II III = 11xx xxxx xxxx x100 (opcode)
+ SSSS = Source Register
+ DDDD = Destination register
+ R = RAM bank select
+ II III = 11xx xxxx xxxx x100 (opcode)
*/
LOGOP("MOVCPL r%02X, r%02X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
- ((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
- m_a = read_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x0f00) >> 8));
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
+ ((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
+ m_a = read_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x0f00) >> 8));
m_b = 0;
m_carry = 0;
write_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x00f0) >> 4), m_a);
@@ -295,14 +295,14 @@ void diablo1300_cpu_device::execute_run()
/* INPUT Dreg, Sport: port to register, acc B and carry is cleared
II10 SSSS DDDD RIII
SSSS = Source Port
- DDDD = Destination register
- R = RAM bank select
+ DDDD = Destination register
+ R = RAM bank select
II III = 01xx xxxx xxxx x100 (opcode)
*/
LOGOP("INPUT r%02X, dv%X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
- ((op & 0x0f00) >> 8));
- m_a = read_port((op & 0x0f00) >> 8);
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
+ ((op & 0x0f00) >> 8));
+ m_a = read_port((op & 0x0f00) >> 8);
m_b = 0;
m_carry = 0;
write_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x00f0) >> 4), m_a);
@@ -320,8 +320,8 @@ void diablo1300_cpu_device::execute_run()
III = 101 (opcode)
*/
LOGOP("LOAD# r%02X, %02X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
- (op & 0xff00) >> 8);
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
+ (op & 0xff00) >> 8);
m_a = (op & 0xff00) >> 8;
m_b = 0;
m_carry = 0;
@@ -336,8 +336,8 @@ void diablo1300_cpu_device::execute_run()
III = 110 (opcode)
*/
LOGOP("ADCCPL r%02X, r%02X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
- ((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
+ ((op & 0x0f00) >> 8) + ((op & 0x0008) ? 0x10 : 0));
m_a = read_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x0f00) >> 8));
m_b = read_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x00f0) >> 4));
m_carry = (m_a + m_b + m_carry) > 255 ? 1 : 0;
@@ -352,8 +352,8 @@ void diablo1300_cpu_device::execute_run()
III = 100 (opcode)
*/
LOGOP("ADC# r%02X, %02X\n",
- ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
- (op & 0xff00) >> 8);
+ ((op & 0x00f0) >> 4) + ((op & 0x0008) ? 0x10 : 0),
+ (op & 0xff00) >> 8);
m_a = (op & 0xff00) >> 8;
m_b = read_reg(((op & 0x0008) != 0 ? 0x10 : 0) + ((op & 0x00f0) >> 4));
m_carry = (m_a + m_b + m_carry) > 255 ? 1 : 0;